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We make the Internet a safer place!

Link11 is a European IT security vendor specializing in DDoS Protection and Server Hosting, headquartered in Frankfurt, Germany with operations in the UK, US, Switzerland and Austria. Established in 2005 Link11 has been pioneering DDoS protection since the early days of attacks. Originally founded as a Hosting Provider Link11’s DDoS Protection Solution has been developed in 2011 to protect its own customers and network.

The cloud-based Link11 DDoS Protection Platform is entirely built using proprietary, patented technology. The state of the art platform uses Artificial Intelligence and enables Link11 to protect critical infrastructures from all types of DDoS attacks, which in turn gives customers the peace of mind to focus on their core business. Link11 protects some of Europe’s largest media, financial, e-commerce and online organizations. The company has won numerous awards and continues to innovate to ensure that Link11 is always one step ahead of the game.

The company’s strategic points of presence in Frankfurt, Amsterdam, London, Zurich, Los Angeles, Miami and New York ensure resilience, performance and no single point of failure. Link11 has built a global network and continues to expand with locations in Asia and the Middle East in the near future.

Lots of expertise and even more passion

The Link11 management board

Working hand in hand with a powerful team, the management board steers Link11 into the future. Jens-Philipp Jung and Karsten Desler have been building the company and ensuring its success since 2005. The owner-managed company expanded its management team in 2017 to set course for international growth. All three managing directors contribute their particular strengths, passion and expert knowledge to the company.


Jens-Philipp Jung

Co-founder Jens-Philipp Jung serves as a managing director of the Link11 GmbH based in Frankfurt am Main and is responsible for commercial operations. He is a renowned IT expert and a contributor to the ICT strategy of the Federal Ministry of Education. As one of the youngest entrepreneurs of Baden-Württemberg, Jung founded his first IT company while still in school. Within the regional section of Die Jungen Unternehmer (“young entrepreneurs”), he works with dedication to promote optimal entrepreneurial conditions in Germany.


Karsten Desler

Co-founder and managing director Karsten Desler’s responsibility at Link11 is the continuing technical development process. Patents have been filed for three features of his multi-award-winning Link11 DDoS protection solution. Apart from the continuing development of DDoS protection technology, his role encompasses system and network administration duties for the server hosting and CDN services. He co-founded Link11 GmbH with Jens-Philipp Jung in 2005, when he was still studying computer science.


Marc Wilczek

In his capacity as managing director with Link11, Marc Wilczek is responsible for national and international strategic business development, growth initiatives as well as marketing and sales. Prior to his current position, he worked in an executive capacity for the Deutsche Telekom group, as an Asia-Pacific, Latin America, Middle East and Africa senior vice president for the e-health corporation CompuGroup Medical and headed Asian business operations for the IT security provider Utimaco Safeware (now Sophos), among other roles.

Numerous Awards for
innovation and reliability