.online domain statistics
.online has 3,475,402 registered domains as of Aug 17, 2026, ranking #7 by size. Since its first check on Feb 24, 2026 it has grown by 7.6% (+246,547 domains). At its latest check it changed by +27,675 domains over 14 days, about +0.4% a week, the #60 fastest growth among 162 large TLDs.
Download .online history (CSV)
About the .online extension
.online has been in the internet's root zone since Mar 16, 2015, about 11.6 years, and is operated by Radix Technologies Inc SEZC. Its ICANN registry agreement was signed on Jan 15, 2015, 60 days before launch.
Registry details from ICANN's gTLD list.
Other extensions run by Radix Technologies Inc SEZC
Radix Technologies Inc SEZC operates 10 of the TLDs RootFetch tracks, holding 9,262,532 domains in total. .online is #1 of them by size, with 37.5% of the group's domains.
How .online compares
By size, .online sits ahead of 99% of tracked TLDs. Since Feb 24 it has changed +7.6%, against a median of +3.5% for large TLDs tracked as long, which puts it ahead of 65% of them. Its latest weekly rate, +0.4%, is faster than 63% of large TLDs right now. Next to its 10 nearest-sized neighbours, .online out-grew 5; the fastest of that group was .app at +58.4%.
Biggest moves
Of 9 changes between checks, 8 were gains, 1 was a loss and 0 showed no change. The biggest gain was +99,574 domains (+3.1%) between Mar 3, 2026 and May 25, 2026. The biggest drop was −1,396 (−0.0%) between Mar 1, 2026 and Mar 2, 2026.
.online growth trend
Its 3,475,402 names are 3.92% of the 89M domains across every tracked extension. Over the 174 days from Feb 24 to Aug 17 it averaged +0.30% a week, or +1,417 domains a day. Its strongest month on record was August 2026 (+116,883); its weakest was March 2026 (+9,805). If the latest rate held for 30 days, .online would reach about 3,535,456 domains (a straight-line projection, not a forecast).
.online domains by month
| Month | Domains | Change |
|---|---|---|
| August 2026 | 3,475,402 | +116,883 |
| June 2026 | 3,358,519 | +15,046 |
| May 2026 | 3,343,473 | +99,574 |
| March 2026 | 3,243,899 | +9,805 |
| February 2026 | 3,234,094 | – |
Every check
| Date | Domains | Change | Growth | Window | Severity |
|---|---|---|---|---|---|
| Aug 17, 2026 | 3,475,402 | +27,675 | +0.8% | 14 days | |
| Aug 3, 2026 | 3,447,727 | +89,208 | +2.7% | 56 days | |
| Jun 8, 2026 | 3,358,519 | +15,046 | +0.5% | 14 days | |
| May 25, 2026 | 3,343,473 | +99,574 | +3.1% | 83 days | |
| Mar 3, 2026 | 3,243,899 | +3,344 | +0.1% | 1 day | |
| Mar 2, 2026 | 3,240,555 | −1,396 | −0.0% | 1 day | |
| Mar 1, 2026 | 3,241,951 | +7,857 | +0.2% | 3 days | |
| Feb 26, 2026 | 3,234,094 | +2,630 | +0.1% | 1 day | |
| Feb 25, 2026 | 3,231,464 | +2,609 | +0.1% | 1 day | |
| Feb 24, 2026 | 3,228,855 | – | – | first check |
Questions about .online
How many .online domains are there?
The .online zone listed 3,475,402 domains when it was last checked on Aug 17, 2026.
Can anyone register a .online domain?
Generally yes: .online has no brand-only clause in its ICANN agreement, so registrars sell it to the public. Radix Technologies Inc SEZC can still apply eligibility rules.
Who runs the .online domain extension?
.online is run by Radix Technologies Inc SEZC.
When was .online created?
Mar 16, 2015, when it entered the root zone.
Is .online growing?
.online went from 3,228,855 domains on Feb 24, 2026 to 3,475,402 on Aug 17, 2026, a change of +7.6%. Its latest rate is about +0.4% a week.
How big is the .online domain extension compared to others?
By registered domains, .online comes in at #7. Its nearest neighbours are .xyz, .top, .info.