.us Domain Delegation
.us is a country code top-level domain (ccTLD) managed by NeuStar, Inc. The URL for .us domain registration services is http://www.nic.us, and the responsible WHOIS server is whois.nic.us.
A top-level domain (TLD) is an internet domain name extension that is operated by the Internet Assigned Numbers Authority (IANA). One type of TLDs are country code top-level domains (ccTLDs) which consist of 2 letters derived from ISO 3166-1 country codes, and are intended for a specific country, sovereign state or autonomous territory.
.us Authoritative Information
|Type||Country Code Top-Level Domain (ccTLD)|
|Sponsoring Organisation||NeuStar, Inc.|
Further information about the .us root zone can be found at IANA. Click here for a full list of top-level domains.