.ac
.ac is the Internet country code top-level domain (ccTLD) for Saint Helena, Ascension and Tristan da Cunha, and primarily for Ascension Island. It is administered by NIC.AC, a subsidiary of the Internet Computer Bureau based in the United Kingdom.
| Introduced | 1997 |
|---|---|
| TLD type | Country code top-level domain |
| Status | Active |
| Registry | Ascension Island Network Information Centre (run by Internet Computer Bureau) |
| Sponsor | Cable and Wireless (Ascension Island) |
| Intended use | Entities connected with  |
| Actual use | Various uses, sometimes connected to education and academia; a few sites actually on Ascension Island |
| Registration restrictions | 2nd-level registrant must have professional or academic qualification; 3rd level registrant must be resident on Ascension Island |
| Structure | Registrations are taken directly at the second level or at third level beneath various 2nd-level labels |
| Documents | Terms & Conditions; Rules |
| Dispute policies | Dispute Resolution Policy |
| DNSSEC | yes |
| Registry website | NIC.AC |
Registration for this domain is open to anyone. The registry accepts registrations of internationalized domain names.[1]
.ac is marketed by some domain-brokers as a domain for the city of Aachen, Germany, after the automotive license plate designation ("AC") for the city.
Use as an abbreviation for "academic"
Due to its similarity to the .ac ("academic") second-level domain that exists under some country code top-level domains, some educational institutions also register under the .ac top-level domain:
- The University of Kurdistan - Hawler[2]
- Ralston College in Savannah, Georgia, United States[3]
- Faith Mission Bible College in Edinburgh, Scotland[4]
- It is also used for promotion, campaigns, and URL shortening by various parts of the University of Edinburgh, Scotland[5][6]
- The Mahidol Oxford Tropical Medicine Research Unit (MORU) in Bangkok, Thailand[7]
- INFORM (Information Network Focus on Religious Movements), based at the London School of Economics[8]
- Newcastle University, an online university unconnected with Newcastle University in the United Kingdom or the University of Newcastle, Australia[9]
Notable uses
- On 10 December 2013, The Pirate Bay switched to an .ac domain.[10]
References
- "IDN Code Points Policy for the .AC Top Level Domain" (PDF). nic.ac. 2013-05-20. Archived from the original (PDF) on 2014-08-06. Retrieved 2013-05-23.
- "University of Kurdistan Hewlêr".
- "Collegium Ralstonianum apud Savannenses - New Website Under Construction".
- "Faith Marketing Business Consulting | Faith Based Marketing".
- https://edin.ac
- https://switch.ac%5B%5D
- "Home - Mahidol Oxford Tropical Medicine Research Unit".
- "New Religious Movements - Latest news from Inform | Inform".
- "Newcastle". Archived from the original on 2019-09-21. Retrieved 2012-01-17.
- "The Pirate Bay Moves to .AC After Domain Name Seizure". 2013-12-10.
External links
- "Delegation Record for .AC". 2011-05-01. Retrieved 2013-05-23.
- .AC Domain Name Registry
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