Greendata: DC6 Tower Praha 3

DC6 Tower Praha 3 is a data center facility operated by Greendata s.r.o. under the DC6.cz brand in Prague 3, Czech Republic. Official DC6 materials identify the site at Mahlerovy sady 1, 130 00 Praha 3 – Žižkov and position it as the company’s Prague 3 location within its two-site Prague platform. The operator describes the facility as an expansion site designed for high-load workloads and as part of a geo-redundant architecture with its Prague 6 location.

Located in Žižkov, the facility sits within Prague’s primary business and telecom market, giving it relevance for enterprises that need low-latency metro connectivity, backup infrastructure, and Czech-based data residency. DC6 states that its Prague 3 and Prague 6 locations are 16 km apart with low-latency interconnection, supporting disaster recovery, geo-redundant services, and higher SLA service designs within a single Prague metro footprint.

⚙️ Facility Highlights

1. Facility identity and location: DC6 identifies the site as DC6 Tower Praha 3 at Mahlerovy sady 1, 130 00 Praha 3 – Žižkov.
2. Role in the platform: DC6 states the Prague 3 site serves as a backup data center focused on service availability and protection of stored data, including backups.
3. Facility scale: The geolocation page lists 630 total racks, 186 available racks, and 2.5 MW of power for DC6 Tower Praha 3.
4. High-density positioning: DC6 describes the site as built for high-load workloads and highlights high-density halls for AI and extreme data flows.
5. Power infrastructure: The Prague 3 location page lists 1.3 MW total capacity, diesel generator backup, and 10+ kW/rack power density.
6. Cooling architecture: DC6 lists N+1 precision cooling, 15–28°C temperature range, 40–60% RH humidity control, and hot/cold aisle layout.
7. Rack configurations: Published rack-housing offers for Prague 3 include 6U shared rack, 8U shared rack, and locked quarter-rack (10U) options.
8. Operations and support: DC6 lists 24/7 support, 24/7 monitoring, and optional Remote Hands services.

🔐 Security & Compliance

1. Access control: The Prague 3 location page lists biometric + card access control.
2. Monitoring: DC6 lists 24/7 CCTV for the Prague 3 site.
3. On-site staffing: The Prague 3 location page states 24/7/365 personnel on site.
4. Security posture: DC6’s main site describes secured spaces with continuous supervision, camera systems, and access control across its data center platform.
5. Compliance alignment: DC6 publishes ISO 27001, ISO 9001, GDPR, and Tier III positioning across its platform and geolocation services.

🌐 Connectivity & Carrier Access

1. The Prague 3 location page lists 1–100 GB uplink capacity, 12+ Tier 1 operators, latency to NIX.CZ below 5 ms, and NIX.CZ as the listed internet exchange.
2. DC6 states the Prague 3 site has two network paths from DC6 Vokovice Praha 6, and its geo-redundancy page describes low-latency interconnection between the two Prague facilities.
3. Published rack-housing offers for Prague 3 include 2x 1 Gbps connectivity, with optional extra 1 Gbps uplink and 10 Gbps uplink services.
4. DC6 positions the Prague 3 site for rack-housing and geo services, and states the combined Prague 3 and Prague 6 platform supports 99.91% to 99.94% SLA for rack-housing and cloud services.

💼 Who It Serves

1. Enterprises needing Prague-based colocation and resilient metro infrastructure.
2. Organizations deploying disaster recovery environments and geographically separated backup within Prague.
3. Customers with high-density workloads, including AI-oriented deployments and extreme data-flow use cases.
4. Rack-housing customers requiring partial-rack or locked-rack deployments.
5. Cloud and hybrid infrastructure users leveraging geo services across the operator’s two Prague sites.