The .au namespace, measured
What Australia's domains
What Australia's domains
are made of.
auDA reports how many .au domains exist. Watchtower reports what they are — who hosts them, who mails them, who resolves them, and how well they're defended. One data-backed report per topic, refreshed every month.
Latest snapshot · July 2026
3,570,024registered .au domains
80.3%are com.au
52%run email
1.16%DNSSEC-signed
The reports
One report per topic. Refreshed monthly.
Each report answers a real question about the Australian internet from a complete sweep of the namespace — not a survey. The current snapshot is free; the month-by-month history is for subscribers.
Namespace
Infrastructure
For teams & researchers
The whole history, and the raw data.
Every report here is the public snapshot. Subscribers get the full month-over-month history, cross-topic breakdowns, and bulk data exports across the entire .au namespace.