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The .plumbing TLD is a generic top-level domain created for businesses and professionals in the plumbing, HVAC, and water systems industries. Originally intended to provide a clear, industry-specific web address, it is open for registration by anyone without restrictions.
Open for public registration; no eligibility requirements
The .plumbing extension is a generic top-level domain (gTLD) in the Domain Name System (DNS). It is managed by Donuts (operated through Identity Digital Inc.). .plumbing was introduced in 2013. There are currently 2,635 domains registered under this extension. Registration prices start from USD 8.24 - 54.99. DNSSEC adoption stands at 5.6%.
Price range based on 3 registrars. Actual prices may vary.
Compare .plumbing domain registration and renewal prices across 3 registrars. Prices are in USD and updated daily.
| Registrar | Registration | Renewal | Transfer |
|---|---|---|---|
| porkbun Cheapest | $8.24 | $58.19 | $58.19 |
| dynadot | $8.24 | $60.14 | $60.14 |
| resellerclub | $54.99 | $65.99 | $54.99 |
Prices checked April 7, 2026. Prices exclude ICANN fees where applicable and may vary by registrar promotions or contract terms.
The .plumbing domain was applied for by Spring Tigers, LLC (a subsidiary of Donuts) under ICANN's New gTLD Program. The application was approved and the domain was delegated to the DNS Root Zone on November 14, 2013. Donuts launched the TLD with a Sunrise period starting November 26, 2013, followed by immediate General Availability on January 29, 2014, skipping the Landrush phase. The registry operator transitioned from Donuts to Identity Digital Inc. in 2018 as part of a broader transfer of 195+ TLDs.
The .plumbing TLD serves a specific purpose in the domain ecosystem, providing users with clear context about the websites using this extension.
The .plumbing TLD is commonly used for the following purposes:
2,635
5.6%
If .plumbing doesn't meet your needs, consider these alternatives:
| Metric | Value |
|---|---|
| Extension | .plumbing |
| Type | Generic TLD (gTLD) |
| Total Registrations | 2,635 |
| DNSSEC Adoption | 5.6% |
| Registration Price | USD 8.24 - 54.99 |
| Renewal Price | USD 58.19 - 65.99 |
| Registry Operator | Donuts (operated through Identity Digital Inc.) |
| Introduced | 2013-11-14 |
| Restrictions | Open for public registration; no eligibility requirements |
Registration density analysis for .plumbing domains by character length. Currently 2,175 domains are registered across all lengths.
Total Registered
2.2K
Peak Saturation
6.2%
2-char names
DNSSEC Adoption
6.1%
Top Provider
GoDaddy
| Length | Registered | % Full | Density |
|---|---|---|---|
| 1 char | 1 | 3.9% | |
| 2 chars | 42 | 6.2% | |
| 3 chars | 224 | 1.3% | |
| 4 chars | 184 | 0.04% | |
| 5 chars | 245 | <0.01% | |
| 6 chars | 255 | <0.01% | |
| 7 chars | 289 | <0.01% | |
| 8 chars | 288 | <0.01% | |
| 9 chars | 232 | <0.01% | |
| 10 chars | 164 | <0.01% | |
| 11 chars | 133 | <0.01% | |
| 12 chars | 118 | <0.01% |
Updated daily from zone file analysis. Alpha density = registered / 26^length.
Compare across all TLDs →No registration restrictions. Available to individuals, businesses, and organizations worldwide.
The .plumbing TLD is available for registration through accredited domain registrars.
How does .plumbing compare to similar top-level domains? This comparison covers pricing, type, and availability to help choose the right domain extension.
View the full TLD Directory to browse all 1,900+ top-level domains with pricing, registration density analysis, and DNSSEC adoption rates.
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 .plumbing 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.