IANA registrar ID

A number that identifies each ICANN-accredited registrar (glossary)registrar A company that registers domain names for customers with the registry. Full definition of registrar. ICANN (glossary)ICANN Internet Corporation for Assigned Names and Numbers The nonprofit that coordinates the global DNS and gTLD policy. Full definition of ICANN assigns it and IANA (glossary)IANA Internet Assigned Numbers Authority The functions that coordinate the root zone, IP addresses and protocol numbers. Full definition of IANA publishes the list. It appears in RDAP (glossary)RDAP Registration Data Access Protocol The modern protocol for looking up domain registration data, replacing WHOIS. Full definition of RDAP and WHOIS (glossary)WHOIS The legacy lookup service for domain registration data, now replaced by RDAP for gTLDs. Full definition of WHOIS results next to the registrar's name, which helps to tell apart registrars with similar names or several accreditations.