.courses domain statistics
On Aug 8, 2026 the .courses zone held 18,676 domains, which makes it #189 in RootFetch's ranking. Since its first check on Feb 26, 2026 it has grown by 62.4% (+7,177 domains).
Download .courses history (CSV)
About the .courses extension
Registry Services, LLC runs .courses, which went live in the root zone on Feb 25, 2015 (11.6 years ago). Its ICANN registry agreement was signed on Dec 4, 2014, 83 days before launch.
Registry details from ICANN's gTLD list.
Other extensions run by Registry Services, LLC
Registry Services, LLC operates 35 of the TLDs RootFetch tracks, holding 5,300,996 domains in total. .courses is #16 of them by size, with 0.4% of the group's domains. The largest are listed below.
How .courses compares
.courses is bigger than 83% of the TLDs in this dataset. Since Feb 26 it has changed +62.4%, against a median of +3.5% for large TLDs tracked as long, which puts it ahead of 96% of them. .courses beat 9 of the 10 similar-sized TLDs on growth; the fastest of that group was .christmas at +81.5%.
Biggest moves
Of 6 changes between checks, 6 were gains, 0 were losses and 0 showed no change. The biggest gain was +4,547 domains (+32.2%) between May 30, 2026 and Aug 8, 2026.
.courses growth trend
That is a 0.02% slice of the 89M domains in the whole dataset. Over the 163 days from Feb 26 to Aug 8 it averaged +2.10% a week, or +44 domains a day. Its strongest month on record was August 2026 (+4,547); its weakest was March 2026 (+81).
.courses domains by month
| Month | Domains | Change |
|---|---|---|
| August 2026 | 18,676 | +4,547 |
| May 2026 | 14,129 | +2,549 |
| March 2026 | 11,580 | +81 |
| February 2026 | 11,499 | – |
Every check
| Date | Domains | Change | Growth | Window | Severity |
|---|---|---|---|---|---|
| Aug 8, 2026 | 18,676 | +4,547 | +32.2% | 70 days | |
| May 30, 2026 | 14,129 | +2,549 | +22.0% | 84 days | |
| Mar 7, 2026 | 11,580 | +37 | +0.3% | 4 days | |
| Mar 3, 2026 | 11,543 | +8 | +0.1% | 1 day | |
| Mar 2, 2026 | 11,535 | +18 | +0.2% | 1 day | |
| Mar 1, 2026 | 11,517 | +18 | +0.2% | 3 days | |
| Feb 26, 2026 | 11,499 | – | – | first check |
Questions about .courses
How many .courses domains are there?
As of Aug 8, 2026, there are 18,676 registered .courses domains.
Can anyone register a .courses domain?
.courses is open to the public through registrars; it is not a Specification 13 brand TLD. Check Registry Services, LLC's policies for any restrictions.
Who runs the .courses domain extension?
Registry Services, LLC.
When was .courses created?
.courses went live in the DNS root on Feb 25, 2015.
Is .courses growing?
.courses went from 11,499 domains on Feb 26, 2026 to 18,676 on Aug 8, 2026, a change of +62.4%.
How big is the .courses domain extension compared to others?
It ranks #189 by domain count. Its nearest neighbours are .market, .paris, .clinic.