.ntt domain statistics
.ntt has 14 registered domains as of Aug 5, 2026, ranking #743 by size. Since its first check on Mar 2, 2026 it has shrunk by 12.5% (−2 domains).
About the .ntt extension
.ntt has been in the internet's root zone since Feb 3, 2015, about 11.7 years, and is operated by NIPPON TELEGRAPH AND TELEPHONE CORPORATION. Its ICANN registry agreement was signed on Oct 31, 2014, 95 days before launch. .ntt is a brand TLD: under Specification 13 of its ICANN agreement, only NIPPON TELEGRAPH AND TELEPHONE CORPORATION and its affiliates can register names in it. That is why its domain count stays small and mostly reflects the company's own sites.
Registry details from ICANN's gTLD list.
How .ntt compares
By size, .ntt sits ahead of 31% of tracked TLDs. Next to its 10 nearest-sized neighbours, .ntt out-grew 0; the fastest of that group was .sfr at +0.0%.
Biggest moves
Of 3 changes between checks, 0 were gains, 1 was a loss and 2 showed no change. The biggest drop was −2 (−12.5%) between Mar 3, 2026 and May 27, 2026.
.ntt growth trend
Its 14 names are 0.00% of the 89M domains across every tracked extension. Over the 156 days from Mar 2 to Aug 5 it averaged −0.60% a week, or 0 domains a day. Its strongest month on record was August 2026 (0); its weakest was May 2026 (−2).
.ntt domains by month
| Month | Domains | Change |
|---|---|---|
| August 2026 | 14 | 0 |
| May 2026 | 14 | −2 |
| March 2026 | 16 | – |
Every check
| Date | Domains | Change | Growth | Window | Severity |
|---|---|---|---|---|---|
| Aug 5, 2026 | 14 | 0 | +0.0% | 70 days | |
| May 27, 2026 | 14 | −2 | −12.5% | 85 days | |
| Mar 3, 2026 | 16 | 0 | +0.0% | 1 day | |
| Mar 2, 2026 | 16 | – | – | first check |
Questions about .ntt
How many .ntt domains are there?
The .ntt zone listed 14 domains when it was last checked on Aug 5, 2026.
Can anyone register a .ntt domain?
No. .ntt is a brand TLD under Specification 13 of its ICANN registry agreement, so only NIPPON TELEGRAPH AND TELEPHONE CORPORATION and its affiliates can register .ntt names.
Who runs the .ntt domain extension?
.ntt is run by NIPPON TELEGRAPH AND TELEPHONE CORPORATION.
When was .ntt created?
Feb 3, 2015, when it entered the root zone.
Is .ntt growing?
.ntt went from 16 domains on Mar 2, 2026 to 14 on Aug 5, 2026, a change of −12.5%.
How big is the .ntt domain extension compared to others?
By registered domains, .ntt comes in at #743. Its nearest neighbours are .dubai, .arte, .cuisinella.