Xavier Buck
Founder of Datacenter.eu
Luxembourg
Overview
Work Experience
Founder
2006 - Current
I’m highlighting my role as one of the Founders of ebrand.com to reflect the ongoing success and impact of the company — especially in the field of cybersecurity. At ebrand.com, we’ve built a comprehensive, fully managed service — from real-time detection of phishing and brand abuse to full-scale takedown and enforcement. Our solutions also cover the identification and removal of counterfeit software, fake websites, and malicious content across global platforms. Proud to see how far the company has come, and how it continues to protect brands, data, and digital trust worldwide.
Founder & Chairman
2002
Namespace is a group of companies providing internet solutions, from domain registration, webhosting, digital brand protection and cloud applications. Companies owned by NameSpace are: EuroDNS.com, EBRAND.com, Hosting.de, DomainCentral.com, Entorno, Dotroll, Chip, Nexperteam, Fluccs...
Founder & Chairman
2000
Datacenter.eu is an independent datacenter and carrier neutral service provider member. Datacenter.eu was founded in 2000. The company provides datacenter Infrastructure, Internet Connectivity & Cloud Hosting.
Independent Director
2025
Independent Director at 6Monks (6m.lu) At 6Monks, a CSSF-regulated fund focused on professional investors in the digital asset space, I serve as an independent director bringing over 8 years of hands-on experience as a crypto investor and tech entrepreneur. My role focuses on contributing strategic insight into blockchain innovation, helping bridge traditional fund governance with emerging Web3 opportunities. I support the fund’s compliance, security, and innovation strategies, ensuring it remains at the forefront of regulated crypto investment in Europe.
Independent Director
2015
I serve as an Independent Director at HLD Group, a unique evergreen investment fund backed and governed exclusively by entrepreneurs. HLD’s approach resonates deeply with me — long-term, value-driven, and grounded in real operational experience. With a strong focus on growth and strategic vision, the group has built a remarkable track record across sectors. I bring my background in the tech industry and entrepreneurship to the table, contributing to a dynamic board shaped by people who’ve built companies themselves. Proud to be part of a structure that understands founders — because it’s made by founders.
Board Member
2010 - 2020
DomainTools helps security analysts turn threat data into threat intelligence. We take indicators from your network, including domains and IPs, and connect them with nearly every active domain on the Internet. Those connections inform risk assessments, help profile attackers, guide online fraud investigations, and map cyber activity to attacker infrastructure. Fortune 1000 companies, global government agencies, and leading security solution vendors use the DomainTools platform as a critical ingredient in their threat investigation and mitigation work.
DomainTools is the global leader for Internet intelligence that enables security practitioners to proactively defend their organization.
Co-Founder & Chairman
2010 - 2015
OpenRegistry offers sophisticated solutions for registrars and TLD managers/registries. OpenRegistry successfully excited to NCC Group!