@ayesh/geo-ip-database/data/19.json

Weekly updated database of IP CIDR to Country codes, indexed by the first 1/4th of the IP address

{
    "0": "US",
    "790528": "GB",
    "792576": "US",
    "794624": "SG",
    "795648": "US",
    "1724428": "SE",
    "1724429": "US"
}