Comprehensive information about all top-level domains (TLDs) including generic, country code, and brand-specific domains.
Showing 12 of 2000 TLDs ( 2000 total)
The .ntt top-level domain is a brand-specific domain operated by Nippon Telegraph and Telephone Corporation (NTT), Japan's largest telecommunications provider. It was created as part of ICANN's new gTLD program to strengthen NTT's global brand identity, secure its digital ecosystem, and support its enterprise services across broadband, cloud computing, and ICT solutions.
Restricted to NTT and its authorized subsidiaries and affiliates
The .ntt extension is a brand top-level domain in the Domain Name System (DNS). It is managed by Nippon Telegraph and Telephone Corporation (NTT). .ntt was introduced in 2015. There are currently 19 domains registered under this extension. DNSSEC adoption stands at 21.1%.
Registration pricing for .ntt is not publicly listed. Brand TLDs are typically restricted to the owning organization.
The .ntt domain was applied for by Nippon Telegraph and Telephone Corporation under ICANN's new gTLD program. It was delegated to the DNS root zone on February 3, 2015, after a successful application. NTT intended to use the domain to protect its brand, enhance digital security, and unify its global digital presence across network infrastructure and ICT services. The registry operation is outsourced to a third party, with Japan Registry Services (JPRS) handling technical operations.
Brand TLDs like .ntt are part of ICANN's New gTLD Program launched in 2012, which expanded the domain namespace beyond traditional TLDs.
The .ntt TLD is commonly used for the following purposes:
19
21.1%
| Metric | Value |
|---|---|
| Extension | .ntt |
| Type | Brand TLD |
| Total Registrations | 19 |
| DNSSEC Adoption | 21.1% |
| Registration Price | Contact registrar |
| Renewal Price | Contact registrar |
| Registry Operator | Nippon Telegraph and Telephone Corporation (NTT) |
| Introduced | 2015-02-03 |
| Restrictions | Restricted to NTT and its authorized subsidiaries and affiliates |
Registration density analysis for .ntt domains by character length. Currently 14 domains are registered across all lengths.
Total Registered
14
Peak Saturation
0.15%
2-char names
DNSSEC Adoption
28.6%
Top Provider
Microsoft Azure DNS
| Length | Registered | % Full | Density |
|---|---|---|---|
| 2 chars | 1 | 0.15% | |
| 3 chars | 1 | 0.01% | |
| 4 chars | 1 | <0.01% | |
| 5 chars | 2 | <0.01% | |
| 6 chars | 2 | <0.01% | |
| 7 chars | 1 | <0.01% | |
| 8 chars | 1 | <0.01% | |
| 9 chars | 2 | <0.01% | |
| 10 chars | 3 | <0.01% |
Updated daily from zone file analysis. Alpha density = registered / 26^length.
Compare across all TLDs →Not available for public use; restricted to NTT Corporation and its authorized subsidiaries and affiliated entities
This is a brand TLD exclusively controlled by Nippon Telegraph and Telephone Corporation (NTT). It is not available for public registration.
DNSChkr maintains a comprehensive TLD directory covering all 1,900+ active top-level domains. The data on this page combines multiple authoritative sources to provide information not found in standard TLD listings.
Domain registration counts and density analysis are computed daily from TLD zone files, providing accurate registration statistics rather than estimates.
DNSSEC deployment percentages are measured by scanning actual DNS records across all registered domains in each TLD zone.
Registration, renewal, and transfer prices are checked hourly across multiple accredited registrars and compared automatically.
DNS provider distribution is calculated from nameserver records, showing which hosting providers serve the most domains in each TLD.
Use DNSChkr tools to inspect any .ntt domain: run a full DNS health check, check DNS propagation, look up WHOIS records, or verify email authentication.
Disclaimer: The information on this page is sourced from IANA, ICANN, and respective registry operator publications, then structured and formatted with the assistance of AI. While accuracy is a priority, details such as pricing, registration requirements, and policies may change. Always verify with the official registry or an accredited registrar before making registration decisions.