message-headers
Version:
Automatically updated list of RFC HTTP permanent and provisional headers from IANA (<https://www.iana.org/assignments/message-headers/message-headers.xhtml>)
2,274 lines • 61.6 kB
JSON
[
{
"Header Field Name": "A-IM",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Accept",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.3.2]"
},
{
"Header Field Name": "Accept-Additions",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Accept-Charset",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.3.3]"
},
{
"Header Field Name": "Accept-Datetime",
"Template": "",
"Protocol": "http",
"Status": "informational",
"Reference": "[RFC7089]"
},
{
"Header Field Name": "Accept-Encoding",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.3.4][RFC7694, Section 3]"
},
{
"Header Field Name": "Accept-Features",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Accept-Language",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.3.5]"
},
{
"Header Field Name": "Accept-Language",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Accept-Patch",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC5789]"
},
{
"Header Field Name": "Accept-Post",
"Template": "perm/accept-post",
"Protocol": "http",
"Status": "standard",
"Reference": "[https://www.w3.org/TR/ldp/]"
},
{
"Header Field Name": "Accept-Ranges",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7233, Section 2.3]"
},
{
"Header Field Name": "Age",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7234, Section 5.1]"
},
{
"Header Field Name": "Allow",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 7.4.1]"
},
{
"Header Field Name": "ALPN",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7639, Section 2]"
},
{
"Header Field Name": "Also-Control",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC1849][RFC5536]"
},
{
"Header Field Name": "Alt-Svc",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7838]"
},
{
"Header Field Name": "Alt-Used",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7838]"
},
{
"Header Field Name": "Alternate-Recipient",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Alternates",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Apply-To-Redirect-Ref",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4437]"
},
{
"Header Field Name": "Approved",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Archive",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Archived-At",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5064]"
},
{
"Header Field Name": "Archived-At",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5064]"
},
{
"Header Field Name": "Article-Names",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC1849][RFC5536]"
},
{
"Header Field Name": "Article-Updates",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC1849][RFC5536]"
},
{
"Header Field Name": "Authentication-Control",
"Template": "",
"Protocol": "http",
"Status": "experimental",
"Reference": "[RFC8053, Section 4]"
},
{
"Header Field Name": "Authentication-Info",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7615, Section 3]"
},
{
"Header Field Name": "Authentication-Results",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC7601]"
},
{
"Header Field Name": "Authorization",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7235, Section 4.2]"
},
{
"Header Field Name": "Auto-Submitted",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC3834 section 5]"
},
{
"Header Field Name": "Autoforwarded",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Autosubmitted",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Base",
"Template": "",
"Protocol": "MIME",
"Status": "obsoleted",
"Reference": "[RFC1808][RFC2068 Section 14.11]"
},
{
"Header Field Name": "Bcc",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Body",
"Template": "",
"Protocol": "none",
"Status": "reserved",
"Reference": "[RFC6068]"
},
{
"Header Field Name": "C-Ext",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "C-Man",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "C-Opt",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "C-PEP",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "C-PEP-Info",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Cache-Control",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7234, Section 5.2]"
},
{
"Header Field Name": "CalDAV-Timezones",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7809, Section 7.1]"
},
{
"Header Field Name": "Cancel-Key",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC8315]"
},
{
"Header Field Name": "Cancel-Lock",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC8315]"
},
{
"Header Field Name": "Cc",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Close",
"Template": "",
"Protocol": "http",
"Status": "reserved",
"Reference": "[RFC7230, Section 8.1]"
},
{
"Header Field Name": "Comments",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Comments",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Connection",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 6.1]"
},
{
"Header Field Name": "Content-Alternative",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Base",
"Template": "",
"Protocol": "http",
"Status": "obsoleted",
"Reference": "[RFC2068][RFC2616]"
},
{
"Header Field Name": "Content-Base",
"Template": "",
"Protocol": "MIME",
"Status": "obsoleted",
"Reference": "[RFC2110][RFC2557]"
},
{
"Header Field Name": "Content-Description",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Disposition",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6266]"
},
{
"Header Field Name": "Content-Disposition",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Duration",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Encoding",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 3.1.2.2]"
},
{
"Header Field Name": "Content-features",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-ID",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Content-ID",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Identifier",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Language",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 3.1.3.2]"
},
{
"Header Field Name": "Content-Language",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Length",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 3.3.2]"
},
{
"Header Field Name": "Content-Location",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 3.1.4.2]"
},
{
"Header Field Name": "Content-Location",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-MD5",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Content-MD5",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Range",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7233, Section 4.2]"
},
{
"Header Field Name": "Content-Return",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Script-Type",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Content-Style-Type",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Content-Transfer-Encoding",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Translation-Type",
"Template": "",
"Protocol": "MIME",
"Status": "standard",
"Reference": "[RFC8255]"
},
{
"Header Field Name": "Content-Type",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 3.1.1.5]"
},
{
"Header Field Name": "Content-Type",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Content-Version",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Control",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Conversion",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Conversion-With-Loss",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Cookie",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6265]"
},
{
"Header Field Name": "Cookie2",
"Template": "",
"Protocol": "http",
"Status": "obsoleted",
"Reference": "[RFC2965][RFC6265]"
},
{
"Header Field Name": "DASL",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC5323]"
},
{
"Header Field Name": "DAV",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4918]"
},
{
"Header Field Name": "DL-Expansion-History",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Date",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 7.1.1.2]"
},
{
"Header Field Name": "Date",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Date",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Date-Received",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC0850][RFC5536]"
},
{
"Header Field Name": "Default-Style",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Deferred-Delivery",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Delivery-Date",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Delta-Base",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Depth",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4918]"
},
{
"Header Field Name": "Derived-From",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Destination",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4918]"
},
{
"Header Field Name": "Differential-ID",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Digest",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Discarded-X400-IPMS-Extensions",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Discarded-X400-MTS-Extensions",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Disclose-Recipients",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Disposition-Notification-Options",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Disposition-Notification-To",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Distribution",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "DKIM-Signature",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC6376]"
},
{
"Header Field Name": "Downgraded-Bcc",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Cc",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Disposition-Notification-To",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Final-Recipient",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC6857 Section 3.1.10]"
},
{
"Header Field Name": "Downgraded-From",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857 Section 3.1.10]"
},
{
"Header Field Name": "Downgraded-In-Reply-To",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC6857 Section 3.1.10]"
},
{
"Header Field Name": "Downgraded-Mail-From",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857 Section 3.1.10]"
},
{
"Header Field Name": "Downgraded-Message-Id",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC6857 Section 3.1.10]"
},
{
"Header Field Name": "Downgraded-Original-Recipient",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC6857 Section 3.1.10]"
},
{
"Header Field Name": "Downgraded-Rcpt-To",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-References",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC6857 Section 3.1.10]"
},
{
"Header Field Name": "Downgraded-Reply-To",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Resent-Bcc",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Resent-Cc",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Resent-From",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Resent-Reply-To",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Resent-Sender",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Resent-To",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Return-Path",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-Sender",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Downgraded-To",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5504][RFC6857]"
},
{
"Header Field Name": "Early-Data",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC8470]"
},
{
"Header Field Name": "Encoding",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Encrypted",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "ETag",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7232, Section 2.3]"
},
{
"Header Field Name": "Expect",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.1.1]"
},
{
"Header Field Name": "Expires",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7234, Section 5.3]"
},
{
"Header Field Name": "Expires",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Expires",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Expiry-Date",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Ext",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Followup-To",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Forwarded",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7239]"
},
{
"Header Field Name": "From",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.5.1]"
},
{
"Header Field Name": "From",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322][RFC6854]"
},
{
"Header Field Name": "From",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Generate-Delivery-Report",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "GetProfile",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Hobareg",
"Template": "",
"Protocol": "http",
"Status": "experimental",
"Reference": "[RFC7486, Section 6.1.1]"
},
{
"Header Field Name": "Host",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 5.4]"
},
{
"Header Field Name": "HTTP2-Settings",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7540, Section 3.2.1]"
},
{
"Header Field Name": "IM",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "If",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4918]"
},
{
"Header Field Name": "If-Match",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7232, Section 3.1]"
},
{
"Header Field Name": "If-Modified-Since",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7232, Section 3.3]"
},
{
"Header Field Name": "If-None-Match",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7232, Section 3.2]"
},
{
"Header Field Name": "If-Range",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7233, Section 3.2]"
},
{
"Header Field Name": "If-Schedule-Tag-Match",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6638]"
},
{
"Header Field Name": "If-Unmodified-Since",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7232, Section 3.4]"
},
{
"Header Field Name": "Importance",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "In-Reply-To",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Include-Referred-Token-Binding-ID",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC-ietf-tokbind-https-18]"
},
{
"Header Field Name": "Incomplete-Copy",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Injection-Date",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Injection-Info",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Keep-Alive",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Keywords",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Keywords",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Label",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Language",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Last-Modified",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7232, Section 2.2]"
},
{
"Header Field Name": "Latest-Delivery-Time",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Lines",
"Template": "",
"Protocol": "netnews",
"Status": "deprecated",
"Reference": "[RFC5536][RFC3977]"
},
{
"Header Field Name": "Link",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC8288]"
},
{
"Header Field Name": "List-Archive",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "List-Help",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "List-ID",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "List-Owner",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "List-Post",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "List-Subscribe",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "List-Unsubscribe",
"Template": "perm/list-unsubscribe",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "List-Unsubscribe-Post",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC8058]"
},
{
"Header Field Name": "Location",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 7.1.2]"
},
{
"Header Field Name": "Lock-Token",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4918]"
},
{
"Header Field Name": "Man",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Max-Forwards",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.1.2]"
},
{
"Header Field Name": "Memento-Datetime",
"Template": "",
"Protocol": "http",
"Status": "informational",
"Reference": "[RFC7089]"
},
{
"Header Field Name": "Message-Context",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Message-ID",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Message-ID",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Message-Type",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Meter",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "MIME-Version",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Appendix A.1]"
},
{
"Header Field Name": "MIME-Version",
"Template": "",
"Protocol": "MIME",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "MMHS-Exempted-Address",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.1 and Appendix B.105]"
},
{
"Header Field Name": "MMHS-Extended-Authorisation-Info",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.2 and Appendix B.106]"
},
{
"Header Field Name": "MMHS-Subject-Indicator-Codes",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.3 and Appendix B.107]"
},
{
"Header Field Name": "MMHS-Handling-Instructions",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.4 and Appendix B.108]"
},
{
"Header Field Name": "MMHS-Message-Instructions",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.5 and Appendix B.109]"
},
{
"Header Field Name": "MMHS-Codress-Message-Indicator",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.6 and Appendix B.110]"
},
{
"Header Field Name": "MMHS-Originator-Reference",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.7 and Appendix B.111]"
},
{
"Header Field Name": "MMHS-Primary-Precedence",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.8 and Appendix B.101]"
},
{
"Header Field Name": "MMHS-Copy-Precedence",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.9 and Appendix B.102]"
},
{
"Header Field Name": "MMHS-Message-Type",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.10 and Appendix B.103]"
},
{
"Header Field Name": "MMHS-Other-Recipients-Indicator-To",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.12 and Appendix B.113]"
},
{
"Header Field Name": "MMHS-Other-Recipients-Indicator-CC",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.12 and Appendix B.113]"
},
{
"Header Field Name": "MMHS-Acp127-Message-Identifier",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.14 and Appendix B.116]"
},
{
"Header Field Name": "MMHS-Originator-PLAD",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC6477][ACP123 Appendix A1.15 and Appendix B.117]"
},
{
"Header Field Name": "MT-Priority",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC6758]"
},
{
"Header Field Name": "Negotiate",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Newsgroups",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "NNTP-Posting-Date",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "NNTP-Posting-Host",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC2980][RFC5536]"
},
{
"Header Field Name": "Obsoletes",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Opt",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Optional-WWW-Authenticate",
"Template": "",
"Protocol": "http",
"Status": "experimental",
"Reference": "[RFC8053, Section 3]"
},
{
"Header Field Name": "Ordering-Type",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Organization",
"Template": "",
"Protocol": "mail",
"Status": "informational",
"Reference": "[RFC7681]"
},
{
"Header Field Name": "Organization",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Origin",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6454]"
},
{
"Header Field Name": "Original-Encoded-Information-Types",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Original-From",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5703]"
},
{
"Header Field Name": "Original-Message-ID",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Original-Recipient",
"Template": "perm/original-recipient",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC3798][RFC5337]"
},
{
"Header Field Name": "Original-Sender",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5537]"
},
{
"Header Field Name": "Originator-Return-Address",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Original-Subject",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5703]"
},
{
"Header Field Name": "Overwrite",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4918]"
},
{
"Header Field Name": "P3P",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Path",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "PEP",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "PICS-Label",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "PICS-Label",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Pep-Info",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Position",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Posting-Version",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC0850][RFC5536]"
},
{
"Header Field Name": "Pragma",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7234, Section 5.4]"
},
{
"Header Field Name": "Prefer",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7240]"
},
{
"Header Field Name": "Preference-Applied",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7240]"
},
{
"Header Field Name": "Prevent-NonDelivery-Report",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Priority",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "ProfileObject",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Protocol",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Protocol-Info",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Protocol-Query",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Protocol-Request",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Proxy-Authenticate",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7235, Section 4.3]"
},
{
"Header Field Name": "Proxy-Authentication-Info",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7615, Section 4]"
},
{
"Header Field Name": "Proxy-Authorization",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7235, Section 4.4]"
},
{
"Header Field Name": "Proxy-Features",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Proxy-Instruction",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Public",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Public-Key-Pins",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7469]"
},
{
"Header Field Name": "Public-Key-Pins-Report-Only",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7469]"
},
{
"Header Field Name": "Range",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7233, Section 3.1]"
},
{
"Header Field Name": "Received",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322][RFC5321]"
},
{
"Header Field Name": "Received-SPF",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC7208]"
},
{
"Header Field Name": "Redirect-Ref",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4437]"
},
{
"Header Field Name": "References",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "References",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Referer",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.5.2]"
},
{
"Header Field Name": "Relay-Version",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC0850][RFC5536]"
},
{
"Header Field Name": "Reply-By",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Reply-To",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Reply-To",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Require-Recipient-Valid-Since",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC7293]"
},
{
"Header Field Name": "Resent-Bcc",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Resent-Cc",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Resent-Date",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Resent-From",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322][RFC6854]"
},
{
"Header Field Name": "Resent-Message-ID",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Resent-Reply-To",
"Template": "",
"Protocol": "mail",
"Status": "obsoleted",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Resent-Sender",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322][RFC6854]"
},
{
"Header Field Name": "Resent-To",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Retry-After",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 7.1.3]"
},
{
"Header Field Name": "Return-Path",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Safe",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Schedule-Reply",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6638]"
},
{
"Header Field Name": "Schedule-Tag",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6638]"
},
{
"Header Field Name": "Sec-Token-Binding",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC-ietf-tokbind-https-18]"
},
{
"Header Field Name": "Sec-WebSocket-Accept",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6455]"
},
{
"Header Field Name": "Sec-WebSocket-Extensions",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6455]"
},
{
"Header Field Name": "Sec-WebSocket-Key",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6455]"
},
{
"Header Field Name": "Sec-WebSocket-Protocol",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6455]"
},
{
"Header Field Name": "Sec-WebSocket-Version",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6455]"
},
{
"Header Field Name": "Security-Scheme",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "See-Also",
"Template": "",
"Protocol": "netnews",
"Status": "obsoleted",
"Reference": "[RFC1849][RFC5536]"
},
{
"Header Field Name": "Sender",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322][RFC6854]"
},
{
"Header Field Name": "Sender",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Sensitivity",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Server",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 7.4.2]"
},
{
"Header Field Name": "Set-Cookie",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6265]"
},
{
"Header Field Name": "Set-Cookie2",
"Template": "",
"Protocol": "http",
"Status": "obsoleted",
"Reference": "[RFC2965][RFC6265]"
},
{
"Header Field Name": "SetProfile",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "SLUG",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC5023]"
},
{
"Header Field Name": "SoapAction",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Solicitation",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC3865]"
},
{
"Header Field Name": "Status-URI",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Strict-Transport-Security",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC6797]"
},
{
"Header Field Name": "Subject",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Subject",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC5322]"
},
{
"Header Field Name": "Summary",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536]"
},
{
"Header Field Name": "Supersedes",
"Template": "",
"Protocol": "mail",
"Status": "",
"Reference": "[RFC4021]"
},
{
"Header Field Name": "Supersedes",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC2156]"
},
{
"Header Field Name": "Surrogate-Capability",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Surrogate-Control",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "TCN",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "TE",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 4.3]"
},
{
"Header Field Name": "Timeout",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC4918]"
},
{
"Header Field Name": "TLS-Report-Domain",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC-ietf-uta-smtp-tlsrpt-23]"
},
{
"Header Field Name": "TLS-Report-Submitter",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC-ietf-uta-smtp-tlsrpt-23]"
},
{
"Header Field Name": "To",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5322]"
},
{
"Header Field Name": "Topic",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC8030, Section 5.4]"
},
{
"Header Field Name": "Trailer",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 4.4]"
},
{
"Header Field Name": "Transfer-Encoding",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 3.3.1]"
},
{
"Header Field Name": "TTL",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC8030, Section 5.2]"
},
{
"Header Field Name": "Urgency",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC8030, Section 5.3]"
},
{
"Header Field Name": "URI",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Upgrade",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 6.7]"
},
{
"Header Field Name": "User-Agent",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 5.5.3]"
},
{
"Header Field Name": "User-Agent",
"Template": "",
"Protocol": "netnews",
"Status": "standard",
"Reference": "[RFC5536][RFC2616]"
},
{
"Header Field Name": "Variant-Vary",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Vary",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7231, Section 7.1.4]"
},
{
"Header Field Name": "VBR-Info",
"Template": "",
"Protocol": "mail",
"Status": "standard",
"Reference": "[RFC5518]"
},
{
"Header Field Name": "Via",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7230, Section 5.7.1]"
},
{
"Header Field Name": "WWW-Authenticate",
"Template": "",
"Protocol": "http",
"Status": "standard",
"Reference": "[RFC7235, Section 4.1]"
},
{
"Header Field Name": "Want-Digest",
"Template": "",
"Protocol": "http",
"Status": "",
"Reference": "[RFC4229]"
},
{
"Header Field Name": "Warning",
"Template": "",
"Protocol": "http",
"Status": "stan