https://rdap.arin.net/registry/ip/127.0.0.0https://whois.arin.net/rest/net/NET-127-0-0-0-1127.255.255.255NET-127-0-0-0-1SPECIAL-IPV4-LOOPBACK-IANA-RESERVED8127.255.255.255IANA Special UseIU127.0.0.0falsehttps://whois.arin.net/rest/org/IANAAddresses starting with "127." are used when one program needs to talk to another program running on the same machine using the Internet Protocol. 127.0.0.1 is the most commonly used address and is called the "loopback" address. These addresses were assigned by the IETF, the organization that develops Internet protocols, in the Standard document, RFC 1122, which can be found here: http://datatracker.ietf.org/doc/rfc1122127.0.0.02024-05-24T10:19:53-04:004