.localhost

For information about how software uses this Special-Use Domain Name, see localhost.
localhost
Introduced1999
TLD typeReserved top-level domain
Intended useidentifies the local computer
DocumentsRFC 2606

The name localhost is reserved by the Internet Engineering Task Force (IETF) as a domain name label that may not be installed as a top-level domain in the Domain Name System (DNS) of the Internet.[1][2]

  1. ^ D. Eastlake; A. Panitz (June 1999). Reserved Top Level DNS Names. Network Working Group. doi:10.17487/RFC2606. BCP 32. RFC 2606. Best Common Practice. Updated by RFC 6761.
  2. ^ S. Cheshire; M. Krochmal (February 2013). Special-Use Domain Names. IETF. doi:10.17487/RFC6761. ISSN 2070-1721. RFC 6761. Proposed Standard. Updates RFC 1918 and 2606.