~/dnsniffer/tlds/nhs.uk·rank #659
▸ How many .nhs.uk domains are registered?
4,431
active .nhs.uk domains as of .
# rank #659 of all TLDs ▲ 1 in 30d# all records held: 4,667# snapshots: 19
~/tlds/nhs.uk/history·active domains
4,431
active .nhs.uk domains on 2026-09-04 · ▲ +4,124 (+1,343.32%) since 2025-06-30
# y-axis starts at 0, 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
▼ -1.20%
-54 domains
90 days
▼ -0.52%
-23 domains
1 year
▲ +2.93%
+126 domains
# faq
- ? How many .nhs.uk domains are registered?
- There are 4,431 active .nhs.uk domains as of September 4, 2026, according to DNSniffer’s daily count of zone-file and certificate-transparency records.
- ? Is .nhs.uk growing or shrinking?
- .nhs.uk has grown by 2.93% over the last year (+126 domains).
- ? Where does the .nhs.uk 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 .nhs.uk 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.