~/dnsniffer/tlds/ac.gov.br·rank #1,884
▸ How many .ac.gov.br domains are registered?
95
active .ac.gov.br domains as of .
# rank #1,884 of all TLDs ▲ 1 in 30d# all records held: 109# snapshots: 19
~/tlds/ac.gov.br/history·active domains
95
active .ac.gov.br domains on 2026-09-05 · ▲ +8 (+9.20%) since 2025-07-31
# y-axis starts at 85.8, 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
▼ -2.06%
-2 domains
90 days
▲ +0.00%
+0 domains
1 year
▲ +9.20%
+8 domains
# faq
- ? How many .ac.gov.br domains are registered?
- There are 95 active .ac.gov.br domains as of September 5, 2026, according to DNSniffer’s daily count of zone-file and certificate-transparency records.
- ? Is .ac.gov.br growing or shrinking?
- .ac.gov.br has grown by 9.20% over the last year (+8 domains).
- ? Where does the .ac.gov.br 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 .ac.gov.br 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.