~/dnsniffer/tlds/boston·rank #663
▸ How many .boston domains are registered?
4,492
active .boston domains as of .
# rank #663 of all TLDs ▼ 11 in 30d# all records held: 6,957# snapshots: 60
~/tlds/boston/history·active domains
4,492
active .boston domains on 2026-10-15 · ▲ +865 (+23.85%) since 2025-06-30
# y-axis starts at 3.5K, 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
▼ -0.47%
-21 domains
90 days
▼ -1.04%
-47 domains
1 year
▲ +19.09%
+720 domains
# faq
- ? How many .boston domains are registered?
- There are 4,492 active .boston domains as of October 15, 2026, according to DNSniffer’s daily count of zone-file and certificate-transparency records.
- ? Is .boston growing or shrinking?
- .boston has grown by 19.09% over the last year (+720 domains).
- ? Where does the .boston 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 .boston 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.