RFC

A numbered document in the series that records the internet's technical standards and practices, including those for the DNS (glossary)DNS Domain Name System The internet's directory that links domain names to computer addresses. Full definition of DNS, EPP (glossary)EPP Extensible Provisioning Protocol The protocol registrars use to manage domain names at registries. Full definition of EPP and RDAP (glossary)RDAP Registration Data Access Protocol The modern protocol for looking up domain registration data, replacing WHOIS. Full definition of RDAP. Most come from the IETF (glossary)IETF Internet Engineering Task Force The open body that writes internet standards such as DNS, EPP and RDAP. Full definition of IETF. Not every one is a standard: some are informational or experimental. Once published, the text is never changed, only replaced by a later one.