.is .is .is (dot is) is the top-level domain for Iceland. The country code is derived from the first two letters of "Ísland", which is the Icelandic word for Iceland. Registration of .is domains is open to all persons and companies without any special restriction. The very first .is-domain, hi.is, is the domain of University of Iceland. It was registered on December 11, 1986, making it one of the earliest ever domain registrations on the Internet. According to McAfee report "Mapping the Mal Web", ".is" has been evaluated as one of the top 10 most secure TLDs in the world in
Unique Domain Authentication Identifier Unique Domain Authentication Identifier The Unique Domain Authentication Identifier (UDAI) is a case-sensitive, eight-character-long "password" which is a randomly generated unique identifier for every Internet NZ domain name (code ".nz"). The UDAI is made up of letters in both upper and lower case as well as numbers. The UDAI is the password for the domain and can be used to transfer the ownership of the domain. When an Internet domain name is registered, the related UDAI is initially generated. However, a new UDAI can be requested by the owner at any time. Registrars are obliged to promptly make UDAIs available