~/dnsniffer/tlds/act.edu.au·rank #1,582
▸ How many .act.edu.au domains are registered?
167
active .act.edu.au domains as of .
# rank #1,582 of all TLDs ▲ 1 in 30d# all records held: 171# snapshots: 19
~/tlds/act.edu.au/history·active domains
167
active .act.edu.au domains on 2026-09-04 · ▲ +164 (+5,466.67%) 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
▼ -0.60%
-1 domains
90 days
▼ -0.60%
-1 domains
1 year
▲ +1.83%
+3 domains
# faq
- ? How many .act.edu.au domains are registered?
- There are 167 active .act.edu.au domains as of September 4, 2026, according to DNSniffer’s daily count of zone-file and certificate-transparency records.
- ? Is .act.edu.au growing or shrinking?
- .act.edu.au has grown by 1.83% over the last year (+3 domains).
- ? Where does the .act.edu.au 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 .act.edu.au 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.