.one is a

top-level domain A top-level domain (TLD) is one of the domain name, domains at the highest level in the hierarchical Domain Name System of the Internet after the root domain. The top-level domain names are installed in the DNS root zone, root zone of the nam ...

. It was proposed in

ICANN The Internet Corporation for Assigned Names and Numbers (ICANN ) is a global multistakeholder group and nonprofit organization headquartered in the United States responsible for coordinating the maintenance and procedures of several dat ...

's New generic top-level domain (gTLD) Program, and became available to the general public on May 20, 2015. One Registry (a subsidiary of One.com A/S) and ARI Registry Services (a

Neustar Neustar, Inc. is an American technology company that provides real-time information and analytics for risk, digital performance, defense, telecommunications, entertainment, and marketing industries, and also provides clearinghouse and directory se ...

company) are the registries for the domain. With the ICANN's New

gTLD Generic top-level domains (gTLDs) are one of the categories of top-level domains (TLDs) maintained by the Internet Assigned Numbers Authority (IANA) for use in the Domain Name System of the Internet. A top-level domain is the last level of ev ...

Program, One.com applied for management of the .one TLD. One.com won at private auction with Radix Registry the rights to the ".one" string. The auction was the " single sealed bid second price" model, in which the winner offers the highest bid and pays the second highest bid. As of September 2022, .one was the 27th-most registered top-level-domain on the Internet, with 187,874 registrations. One.com was the second highest registrar for .one, out of its 107 accredited registrars.

References

Internet properties established in 2015 Generic top-level domains {{compu-domain-stub