• Operator: Interscholz
• Commissioning: 2001
• Capacity:> 5,000 servers
• Maximum usable INTERNET AG – Line Capacity: 5 Gb
• Available Carrier: German Telecom, Colt Telecom, Level3, Telia, Versatel, EuNetworks
• Pipeline network nodes

Current supply

• 1 MVA installed transformer capacity
• 2 spatially separate house connections
• 500kVA installed UPS capacity
• Connection of the racks as standard in N +1 redundancy of two different systems
• Smoothed and stabilized by UPS power quality, surge protection
• Power system for bridge failures of the main supply

• About 375kW cooling capacity of various cooling systems
• At least N +1 cooling redundancy in each data center space
• Each data center room is furnished with at least 2 separate air conditioning systems
• Air extraction systems in all the hot aisles
• Possibilty of Up to ~8 kW power load in individual racks

Network Connection

• 6 physically separated and irrespectively fiberglass house supply / power supply lines
• More than 1,000 fiber line installed capacity of the local carrier
• Numerous glass fibers of local carriers are usable
• IP Connection to 6 different tier1 carriers (as of 03/2009: Deutsche Telekom, Abovenet, Global Crossing, Teleglobe, Telia, Tiscali.)
• 5 Gbit / s transmission capacity installed (2 cable ports with 2.5 Gbps transmission capacity)
• Routing System in N +1 redundancy consisting of many router systems (for example Cisco 6509, Cisco 12000)
• Redundant power to all core routers
• Separate DC UPS for buffering the core router

Other Features

• Means for detecting and extinguishing fires (smoke detectors, fire extinguishers)
• Spatial separation the data center facilities and electricity facilities
• Division into different zones
• Electronic access system
• Alarm and Motion
• Access to the data center via 2 door systems
• Physical access protection with logging (Steel-/security doors, security locks)
• Permanent data center operating since 1997 without operational restrictions, including maintenance
• True 24 / 7 service with 24 / 7 hotline and on-site staff
• SLA-guaranteed services