The .cologne top-level domain has 3,880 domains live in the DNS root zone as of 2026-07-28 · operated by dotKoeln GmbH on the RyCE GmbH backend · general availability began 2014-08-26.
.cologne
New GenericIn GA- Registry
- dotKoeln GmbH
- Technical Operator
- RyCE GmbH
- Delegated
- 2014-03-19
- General availability
- 2014-08-26
Domains live today
3,880
Registered domains (official)
4,042
as of 2026-02· +162 vs live
Domain growth · last 38 days
2026-06-11 → 2026-07-28Hover any day for exact counts. Drag the timeline below the chart to scroll between dates.
Growth momentum
7-day vs 30-day average7-day avg
+0/ day
30-day avg
+0/ day
Momentum
▲accelerating
+0/day vs 30-day
7-day avg 30-day avg
Daily net change (adds minus drops), smoothed into 7- and 30-day moving averages. When the 7-day line crosses above the 30-day, growth is accelerating; below, it's slowing. Zero line separates growth from contraction.
Apex label profile
Not yet computed for .cologne. Profiles are built per TLD on the daily ingest runner.
Launch phases
Source: ICANN- closedSunrise· Start Date SunriseJun 12, 2014 → Jul 13, 2014
- closedTrademark ClaimsAug 26, 2014 → Nov 24, 2014
- closedLimited Registration· Cologne PeriodJul 14, 2014 → Aug 12, 2014
- closedLimited Registration· Post ProcessingAug 13, 2014 → Aug 25, 2014
- liveGeneral Availability(estimated)Aug 26, 2014 → onwards
- closedOther· Exclusive RegistrationDec 10, 2014 → Jan 09, 2015
| # | Date | Domains live | Creates | Expiry | DNSSEC |
|---|---|---|---|---|---|
| 1 | 2026-07-28 | 3,880 | +4 | −2 | 95 |
| 2 | 2026-07-23 | 3,878 | +0 | — | 95 |
| 3 | 2026-07-22 | 3,878 | +0 | −1 | 95 |
| 4 | 2026-07-21 | 3,879 | +2 | — | 95 |
| 5 | 2026-07-20 | 3,877 | +0 | — | 95 |
| 6 | 2026-07-19 | 3,877 | +0 | — | 95 |
| 7 | 2026-07-18 | 3,877 | +0 | — | 95 |
| 8 | 2026-07-17 | 3,877 | +0 | — | 95 |
| 9 | 2026-07-16 | 3,877 | +0 | −4 | 95 |
| 10 | 2026-07-15 | 3,881 | +2 | — | 95 |
| 11 | 2026-07-14 | 3,879 | +0 | — | 95 |
| 12 | 2026-07-13 | 3,879 | +0 | — | 95 |
| 13 | 2026-07-12 | 3,879 | +0 | — | 95 |
| 14 | 2026-07-11 | 3,879 | +2 | −1 | 95 |
| 15 | 2026-07-10 | 3,878 | +0 | −1 | 95 |
| 16 | 2026-07-09 | 3,879 | +2 | −1 | 95 |
| 17 | 2026-07-08 | 3,878 | +0 | −2 | 95 |
| 18 | 2026-07-07 | 3,880 | +1 | — | 95 |
| 19 | 2026-07-06 | 3,879 | +0 | — | 95 |
| 20 | 2026-07-05 | 3,879 | +0 | — | 95 |
| 21 | 2026-07-04 | 3,879 | +2 | — | 95 |
| 22 | 2026-07-03 | 3,877 | +1 | — | 95 |
| 23 | 2026-07-02 | 3,876 | +0 | — | 95 |
| 24 | 2026-07-01 | 3,876 | +0 | — | 95 |
| 25 | 2026-06-30 | 3,876 | +1 | — | 95 |
| 26 | 2026-06-29 | 3,875 | +0 | — | 94 |
| 27 | 2026-06-28 | 3,875 | +7 | −3 | 95 |
| 28 | 2026-06-27 | 3,871 | +0 | −1 | 95 |
| 29 | 2026-06-26 | 3,872 | +0 | −1 | 96 |
| 30 | 2026-06-25 | 3,873 | +2 | −2 | 96 |
| 31 | 2026-06-24 | 3,873 | +0 | — | 96 |
| 32 | 2026-06-23 | 3,873 | +0 | — | 96 |
| 33 | 2026-06-22 | 3,873 | +1 | −1 | 96 |
| 34 | 2026-06-21 | 3,873 | +0 | −2 | 96 |
| 35 | 2026-06-20 | 3,875 | +0 | — | 96 |
| 36 | 2026-06-19 | 3,875 | +0 | — | 96 |
| 37 | 2026-06-18 | 3,875 | +3,875 | — | 96 |
| 38 | 2026-06-11 | 3,880 | +3,880 | — | 97 |