electron-dns-sd/lib/dns-sd-classes.json

The electron-dns-sd is a Node.js module which is a pure javascript implementation of mDNS/DNS-SD (Apple Bonjour) browser and packet parser. It allows you to discover IPv4 addresses in the local network specifying a service name such as `_http._tcp.local`.

{
	"IN" : 1,
	"CS" : 2,
	"CH" : 3,
	"HS" : 4
}