~/dnsniffer/tlds/plumbing·rank #792
▸ How many .plumbing domains are registered?
2,616
active .plumbing domains as of .
# rank #792 of all TLDs ▼ 13 in 30d# all records held: 3,666# snapshots: 60
~/tlds/plumbing/history·active domains
2,616
active .plumbing domains on 2026-10-15 · ▲ +384 (+17.20%) since 2025-06-30
# y-axis starts at 2.2K, not zero - domain counts move by fractions of a percent a day. Dashed segments are estimated: reconstructed from certificate first-seen dates before daily snapshots began, not measured on the day.
# change over time
30 days
▼ -0.61%
-16 domains
90 days
▼ -0.04%
-1 domains
1 year
▲ +13.39%
+309 domains
# faq
- ? How many .plumbing domains are registered?
- There are 2,616 active .plumbing domains as of October 15, 2026, according to DNSniffer’s daily count of zone-file and certificate-transparency records.
- ? Is .plumbing growing or shrinking?
- .plumbing has grown by 13.39% over the last year (+309 domains).
- ? Where does the .plumbing domain count come from?
- We ingest ICANN CZDS zone files and Certificate Transparency logs continuously and snapshot the per-TLD count once a day. A .plumbing domain is counted as active if it appeared in a zone file in the last 2 days, or - where no zone file is published - if a certificate was issued for it in the last 12 months.