back-end provider

A company that runs the technical systems of a TLD (glossary)TLD top-level domain The last part of a domain name, after the final dot. Full definition of TLD for the registry operator (glossary)registry operator The organization that holds the contract or mandate for a TLD and sets its rules. Full definition of registry operator, such as the registration (glossary)registration Obtaining the right to use a domain name for a set period. Full definition of registration database, DNS (glossary)DNS Domain Name System The internet's directory that links domain names to computer addresses. Full definition of DNS, DNSSEC (glossary)DNSSEC Domain Name System Security Extensions Digital signatures that prove DNS answers are genuine and unchanged. Full definition of DNSSEC and RDAP (glossary)RDAP Registration Data Access Protocol The modern protocol for looking up domain registration data, replacing WHOIS. Full definition of RDAP. Many registry operators, especially brand TLDs (glossary).brand A top-level domain that a company runs for its own trademark. Full definition of .brand, hire one instead of building their own systems.