This is an open TLD any person or entity is permitted to register. DNSSEC: presence of DS records for Domain Name System Security Extensions.IDN: support for internationalized domain names (IDN).Seven generic top-level domains were created early in the development of the Internet, and predate the creation of ICANN in 1998. generic-restricted top-level domains (grTLD).IANA distinguishes the following groups of top-level domains: 10 Internationalized brand top-level domains.8 Internationalized geographic top-level domains.6 Internationalized generic top-level domains.
