DENIC eG is the central registry for all domains below the top level domain .de. The company’s duties are varied: it provides an automatic electronic registration system, it operates a network of nameservers all around the world, and it offers a number of further services for the German internet community.

Executive Board: Thomas Keller, Martin Küchenthal, Andreas Musielak, Sebastian Röthler
Supervisory Board: Dr. Johannes Loxen (Chairman)

Seat: Frankfurt am Main, Genossenschaftsregister Nr. 770 (public register of cooperatives), Local Court - Amtsgericht Frankfurt am Main 
VAT No DE189976656



Kaiserstraße 75 - 77
60329 Frankfurt am Main

Tel. +49 69 27235-0
Web: is the Austrian registry for all .at, and domains. The owner of is the non-profit Internet Foundation Austria (IPA) whose purpose is the promotion of the Internet in Austria. regards itself as a competence center of expertise as well as a contact for questions about domains and the Austrian Internet and regularly publishes news around the domain world. Since 2010 has been offering in-house developments like the registry system “tldbox” and the Anycast-Domain Name Service “RcodeZero DNS” via sister companies to external customers and gives advice to applicants for new Top Level Domains.

Nature and purpose of business: 
Allocation and administration of .at, and domains, Managing directors: Richard Wein and Mag. Robert Schischka

Commercial registry no.: FN 172568b, Court of jurisdiction: Landesgericht Salzburg
UID-No.: ATU45305101
Supervisory authority: Magistrate of the city Salzburg, Chamber affiliation: Austrian Federal Economic Chamber, Trade law: Trade, Commerce and Industry Regulation Act


Kontakt: GmbH
Jakob-Haringer-Str. 8/V
5020 Salzburg

Tel. +43 662 4669 -0


  As a partner to the universities, SWITCH brought the Internet to Switzerland 30 years ago. Today, the non-profit organisation with 100 employees at its head office in Zurich develops Internet services for lecturers, researchers, students and commercial customers. SWITCH stands for security in the Internet.  


8021 Zurich

Tel. +41 44 253 98 77