General
- Extension
- .at
- Type
- Country-code extension
- Meaning
- Austria
- Registry
- nic.at GmbH
- Registry website
- www.nic.at
- Registered since
- 20 January 1988
Properties
- DNSSEC signed
- yes
- Name servers
- 7 (7 with IPv6)
- WHOIS server
- whois.nic.at
- RDAP server
- none reported to IANA
- At 1blu
- available to order directly
Registration conditions
- Who may register?
- Any natural person (of full age) and any organisation, with no residence requirement in Austria.
- Length
- 1 to 63 characters, also for .co.at and .or.at (for umlauts the ACE form counts).
- Characters
- a–z, 0–9, hyphen and IDN characters. One- and two-character names without a hyphen.
- Technology
- At least 2, at most 8 name servers.
- Registrant data
- Name or company name with legal form, address (no PO box), phone and e-mail. nic.at checks the details.
- Transfer
- With an Authinfo: the current registrar must hand it over to the holder, even if invoices are outstanding. The new registrar uses it to start the transfer. Alternatively, the new registrar requests a confirmation token from nic.at, which is e-mailed to the holder and is valid for 21 days. A transfer cancels a termination at expiry.
Sources: nic.at registration policies V 7.0 · nic.at FAQ · nic.at: FAQ customer login · nic.at: Online application · IANA Root Zone Database: .at · As of 25 October 2026