United Internet Media (UIM) is the online media provider of United Internet AG with the two product pillars Branding and Dialog. The portfolio includes the Group's own portals WEB.DE, GMX, 1&1 and mail.com as well as the partner portals Das Telefonbuch, Das Örtliche and Gelbe Seiten. Our quality portals are leading Internet brands and a central network hub for over 31 million people per month in Germany (Digital usage study by agma (DNA), May 2025). UIM also markets GMX, one of the leading e-mail providers in Austria and Switzerland.
Around 500 top mail order brands already rely on the trustedDialog quality standard for secure and trustworthy customer dialog. With our recognized leading TGP Targeting system, we also enable device-independent targeting across all screens.
Our Clients
Our clients are international advertisers in the media, creative agencies and the advertising industry.
Our Product
One of our highlights is the Inbox Ad Image. You can find all our products here.
Internet Access
Our broadband business with DSL and DSL telephony is an important component for our growth.
Information Management
We offer a wide variety of products in the field of personal Information Management.
Portals
Our portals GMX, WEB.DE and 1&1 are used by some 50% of all German web users.
United Internet Media GmbH
Brauerstraße 48 · D-76135 Karlsruhe
Tel. +49 (0)721-91374-1717
