.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
Top-level domain the Internet Assigned Numbers Authority (IANA), and is in charge of maintaining the DNS root zone. IANA currently distinguishes the following groups of top-level domains: domain (.arpa) Originally, the top-level domain space was organized into three main groups: "Countries", "Categories", and "Multiorganizations". An additional "temporary" group consisted of only the initial DNS domain, arpa, and was intended for transitional purposes toward the stabilization of the domain name system. As of 2015, IANA distinguishes the following groups of top-level domains: Countries are designated in the Domain Name System by their two-letter ISO country code; there are exceptions, however (e.g., .uk). This