Stats
New gTLD · live since 2015-08 · ACO Severin Ahlmann GmbH & Co. KG

.aco domains

.aco is a brand TLD, run by ACO, for its own use.

.aco, day by day

4 November 2026
What moved · on 4 November 2026
newly built
0
no longer built
0
changed nameservers
1
Net
0
15 September 2026 to 4 November 2026

Built .aco domains on 4 November 2026. The registry’s own figure is the full count.

How many .aco domains are there?

.aco had about 400 domains in August 2026, by independent estimates.

~380
domains, August 2026

Domains since launch, October 2015

Year by year since launch

In its first year, to September 2016, 1 registrar held 10 or more .aco domains and the largest held 96%; by its tenth, to September 2025, 1 did and the largest held 97%.

  1. 1 · to Sep 201626196%
  2. 2 · to Sep 2017276199%
  3. 3 · to Sep 2018292199%
  4. 4 · to Sep 2019310199%
  5. 5 · to Sep 2020327199%
  6. 6 · to Sep 2021352197%
  7. 7 · to Sep 2022357297%
  8. 8 · to Sep 2023360197%
  9. 9 · to Sep 2024365197%
  10. 10 · to Sep 2025375197%

Who sells it

June 2026

LEMARIT held 97.2% of .aco domains in June 2026.

  1. LEMARIT97.2%
  2. everyone else2.8%

Every registrar’s share of .aco →

2026 applications most like .aco

2 of the TLDs applied for in 2026 are closest to .aco. Each one has its own page and AI score.

.aco domains, month by month

to
Aug 2026 to Aug 2026

Dashed months are estimates.

every month and every registrar