Colocationix gmbh: ColocationIX DC2

ColocationIX DC2 is a high-security colocation facility located at Calvinstraße 31b, 28217 Bremen, Germany. 

Operated by ColocationIX GmbH, the data centre is part of a campus of facilities in Bremen designed for medium-sized through enterprise customers seeking robust outsourcing of IT infrastructure in Germany. The building is situated in the Bremen metropolitan region, offering strong Northern Germany connectivity and access to major fibre-backbone routes, making it strategically well positioned for clients requiring low-latency, domestic German data-centre services. The operator emphasizes a former nuclear-shelter heritage (in its Bremen operations) and designs to the latest European standard (EN 50600 Class 4) and U.S. Tier 4 equivalent — underscoring its unique positioning in the market for high-security, high-resilience hosting. 

⚙️ Facility Highlights

• Built to the European standard DIN EN 50600 Class 4 and the U.S. Tier 4 equivalent, ensuring the highest level of structural and operational resilience. 
• The structure features former-bunker / reinforced-concrete construction (in the broader campus) with two-metre thick concrete and security doors of highest class (RC 6) in its Bremen facility. 
• Energy-efficient cooling system leveraging geothermal energy and designed for CO₂-neutral operation, with a stated PUE value of 1.1 for the Bremen campus. 
• Racks designed in standard 19″ format for customer deployment; high-density racks supported (per site-wide offering). 
• Carrier-neutral colocation environment with connectivity options from 100 Mbit/s up to 100 Gbit/s (via fibre) at the Bremen campus. 

🔐 Security & Compliance

• Facility is certified to ISO 27001 (information security) and ISO 27701 (privacy extension) standards, ensuring compliance with German and EU data-protection regulations. 
• Physical security includes three-factor authentication (code, chip, biometrics), detector sluice, video-surveillance system of ~200 cameras, and continuous oxygen reduction in the secure areas to inhibit fire.
• The infrastructure meets requirements for critical infrastructure (KRITIS) in Germany and is designed for redundant power and network supply across multiple security zones. 

🌐 Connectivity & Carrier Access

• Carrier-neutral design allowing customers flexibility in selecting full range of network providers. 
• Direct fibre connectivity routes to major Internet Exchanges including DE-CIX (Frankfurt), AMS-IX (Amsterdam) and LINX (London) plus China direct fibre routes from Bremen. 
• Public peering and interconnection capability (via their AS number AS 61955) with traffic in the 20-50 Gbps range. 
• Flexible interconnect options: Internet transit, MPLS, Layer 2 circuits, dark fibre and dedicated Cloud on-ramps (e.g., to AWS, Azure, Google Cloud) from the Bremen site.

💼 Who It Serves

• Mid-sized to enterprise organisations requiring high-security colocation (including KRITIS, regulated industries) in Germany. 
• Businesses in sectors with strong security, compliance, and data-residency requirements such as financial services, insurance, healthcare, logistics/transport and e-commerce. 
• Organisations looking to outsource IT infrastructure with the benefits of carrier-neutral connectivity, efficient cooling/energy use, and high availability infrastructure (redundant power, cooling, network).
• Network providers, content delivery networks and cloud integrators seeking a German base for interconnection and peering with top tier exchanges and cross-border fibre routes.