On December 1, 1993, the Internet Assigned Numbers Authority (IANA) explicitly reserved the remaining single-letter and single-digit domain names.
ICANN oversees a process for determining registration rules that involves wide-ranging stakeholder input and assorted Working Groups.
A single letter domain does not provide the context found in a longer string or group of words.
The other 23 single-letter .com domain names were registered January 1, 1992 by Jon Postel,[12] with the intention to avoid a single company commercially controlling a letter of the alphabet.
Following the purchase, LG Group changed worldwide marketing to LG.com, which is now their central internet address for all countries.
The value of the initially secret November 2010 Facebook purchase of FB.com was revealed two months later to be $8.5 million in cash and the rest in stocks.
U magazine, a college-oriented publication, went so far as to rebrand its website as "U.com" and apply for a trademark registration of the same phrase, before sending a letter to ICANN attempting to gain priority for the domain if it should ever become available in the future.