Oldest Historic Top Level Domains
Sorted in chronological order of initial delegation into the authoritative DNS root zone. These foundation extensions established the global internet namespace in 1985 and 1986.
| Rank | TLD | Category | Sponsoring Organization | Backend RSP | Initial Delegation Date | Active Domains | Operational Status |
|---|---|---|---|---|---|---|---|
| #1 | .com | legacy gtld | Verisign | Verisign Shared Registration System | 1985-01-01 (Tuesday, January 1, 1985) | 159,537,930 | delegated |
| #2 | .net | legacy gtld | Verisign | Verisign Shared Registration System | 1985-01-01 (Tuesday, January 1, 1985) | 12,990,280 | delegated |
| #3 | .org | legacy gtld | Public Interest Registry | Identity Digital RSP | 1985-01-01 (Tuesday, January 1, 1985) | 10,782,195 | delegated |
| #4 | .uk | cctld | Nominet | Nominet RSP | 1985-07-24 (Wednesday, July 24, 1985) | No reports | delegated |
| #5 | .jp | cctld | JPRS | JPRS Registry Engine | 1986-08-05 (Tuesday, August 5, 1986) | No reports | delegated |
| #6 | .de | cctld | DENIC | DENIC Registry System | 1986-11-05 (Wednesday, November 5, 1986) | No reports | delegated |
| #7 | .info | legacy gtld | Identity Digital | Identity Digital RSP | 2001-06-26 (Tuesday, June 26, 2001) | 3,789,968 | delegated |
| #8 | .biz | legacy gtld | GoDaddy Registry | GoDaddy Registry Services | 2001-06-26 (Tuesday, June 26, 2001) | 1,386,270 | delegated |
| #9 | .xn--fiqs8s | idn gtld | Identity Digital | Identity Digital RSP | 2010-06-25 (Friday, June 25, 2010) | 319,075 | delegated |
| #10 | .wed | new gtld | Atgron, Inc. | CentralNic Registry RSP | 2013-10-31 (Thursday, October 31, 2013) | 795 | terminated |