Legacy gTLD statistics
Daily domain counts, registrar market share, registry backends and DNSSEC adoption across 18 legacy generic top-level domains, built entirely from ICANN and IANA public data.
A further 1 legacy gTLDs hold 284 domains that are not in this total: we have no zone file for them, so they are only visible in their registries' monthly reports. Both clocks explained.
Total domains by month, May 2025 – May 2026
Source: ICANN monthly registry reports
From ICANN's monthly registry reports, across up to 18 legacy gTLDs.
Total domains by day, 12 Aug 2026 – 18 Sep 2026
Source: Daily zone files
Counted from daily zone files, on the day each zone was parsed.
- 13 Aug 26, +1.27M — .biz added to coverage.
- 19 Aug 26, +165.53M — .com and 1 more added to coverage.
Daily change
Source: Daily zone files
Domains added and dropped each day across all counted zones, over the same window as the chart above.
- Added
- Dropped
- 13 Aug 26, +1.27M — .biz added to coverage.
- 19 Aug 26, +165.53M — .com and 1 more added to coverage.
Top registrars
Source: ICANN monthly registry reports
By legacy-gTLD domains under management, May 2026 .
Biggest 30-day gains
Change in domain count over the last 30 days.
Biggest 30-day declines
Usually expiring promotional registrations rather than genuine churn.
Most recently delegated
New strings entering the root zone, detected daily. See the full calendar.
| TLD | Type | Delegated | Domains |
|---|
Data currency. Domain counts on this page are from zone files dated and refresh daily. Registrar figures are from ICANN's monthly registry reports for May 2026, which ICANN publishes about three months in arrears; zone files contain no registrar information, so no fresher source exists. Full detail on methodology and live pipeline status.