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.AT Whois Search in Austria

Search Whois information of domain names in Austria. Using our domain search tool you can check availability and Whois information for any .AT domain extension.

Frequently Asked Questions
What are the registration requirements for registering a .AT domain?

There are no requirements for registering a “.at” domain

What is the minimum registration term allowed?

The minimum registration term for “.at” extensions is 1 year.

Do you offer Trustee for this extension?

No, we don’t offer Trustee service for this extension.

Does this extension support third level domains?

Yes, it does support third level extension, you can register domains with “”

Is there an official whois server for .AT domains?
What is the contact information of this registry?

The contact information is:


Sponsoring Organisation GmbH

Jakob-Haringer-Strasse 8

Salzburg A-5020


Administrative Contact

Geschaeftsfuehrer NIC.AT GmbH

Jakob-Haringer-Strasse 8

Salzburg A-5020


Email: [email protected]

Voice: +43 662 4669-14

Fax: +43 662 4669-19

Technical Contact

Technik NIC.AT GmbH c/o Vienna University Computer Center

Universitaetsstrasse 7

Vienna A-1010


Email: [email protected]

Voice: +43 1 4277 14035

Fax: +43 1 4277 9140

Who is the registry that manages this domain extension?

The authority in charge of managing this extension is “NIC.AT”

Does .AT support IDN characters?

Yes, it supports the following characters:


What are the minimum and maximum length of characters?

The minimum is 1 and the maximum is 63

What characters .AT extension supports?

It is possible to register letters (“a-z”), numbers (“0-9), hyphens (“-“) and 34 so-called IDN-characters. Two hyphens in a row as the third and fourth characters of adomain name are not allowed. The name must not begin or end with a hyphen.

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