1&1 Telecom Service Zweibrücken GmbH
(Germany, Prager Ring 4-12, 66482 Zweibrücken.)
Previously/Alternatively known as 1 AND 1 INTERNET SERVICE GMBH ZWEIBRUCKEN
inactivesnt Berlin GmbH
(Germany, Lützowstraße 105-106, 10785 Berlin)
Previously/Alternatively known as 1 AND 1 BERLIN TELECOM SERVICE GMBH