~/dnsniffer/tlds/tennis·rank #837
▸ How many .tennis domains are registered?
2,185
active .tennis domains as of .
# rank #837 of all TLDs ▼ 6 in 30d# all records held: 2,823# snapshots: 61
~/tlds/tennis/history·active domains
2,185
active .tennis domains on 2026-10-16 · ▲ +527 (+31.79%) since 2025-06-30
# y-axis starts at 1.6K, 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
▲ +2.73%
+58 domains
90 days
▲ +5.10%
+106 domains
1 year
▲ +27.26%
+468 domains
# faq
- ? How many .tennis domains are registered?
- There are 2,185 active .tennis domains as of October 16, 2026, according to DNSniffer’s daily count of zone-file and certificate-transparency records.
- ? Is .tennis growing or shrinking?
- .tennis has grown by 27.26% over the last year (+468 domains).
- ? Where does the .tennis 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 .tennis 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.