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Data centers in Hannover

Hannover has 9 data centers listed on DataColoc, operated notably by nLighten HQ BV, euNetworks Group, kyberio GmbH, 3U TELECOM GmbH, htp GmbH, GRASS-MERKUR GmbH & Co. KG. Compare colocation (rack, half-rack, 1U), pricing, certifications and connectivity, then get an instant costed estimate.

Server colocation in Hannover (server housing) means installing your own servers in a rack or cabinet (42U) inside a secure data center: redundant power, cooling, 24/7 security and multi-carrier connectivity. DataColoc lists 9 data centers offering colocation in Hannover, including nLighten HQ BV, euNetworks Group, kyberio GmbH, 3U TELECOM GmbH.

Frequently asked questions

How much does a rack (colocation) cost in Hannover?

a full rack is priced on electrical power (kVA), IP transit and cross-connects. Compare the 9 data centers in Hannover to get a costed quote.

What is the difference between housing and colocation?

None: “housing” and “colocation” mean the same thing — hosting your own servers in a third-party data center, as opposed to renting a dedicated server or public cloud.

Which data centers in Hannover are ISO 27001 certified?

Filter by certification (ISO 27001, HDS, PCI-DSS) in the comparator to keep only compliant sites.

Learn the basics: colocation, 42U rack, cross-connect, IP transit, Tier III/IV.

Costed answers: how much does a rack cost?, cross-connect pricing, colocation or cloud? — and the colocation price barometer.

What does a rack in Hannover really cost?

Beyond listed prices, here is the computed cost of a standard 5 kW rack in Hannover, from our open market model (published method, version 2026.07-v1):

ItemEstimate
5 kW rack, per month€1,107 – €1,219
Cost per kW per month€201 – €220
Over 3 years (36 months)€39,852 – €43,884

What this covers: local industrial energy tariff, site efficiency (PUE), retail colocation margin and local market tightness. What it does not: IP transit, cross-connects, setup fees and PDUs — priced site by site in the comparator.

An estimate, not an offer. It is a model, with an open method and a version — not a contractual rate. A quote prices your actual configuration. Think the model is wrong? The method is published: tell us where.

Compare data centers in Hannover →

nLighten Hanover HAJ1

nLighten HQ BV · 30165
Sovereign (outside US CLOUD Act)1 networks present
on quote

euNetworks Colocation Hannover

euNetworks Group · 30177
Sovereign (outside US CLOUD Act)6 networks present
on quote

kyberio GmbH

kyberio GmbH · 30519
Sovereign (outside US CLOUD Act)1 networks present
on quote

3U Rechenzentrum Hannover

3U TELECOM GmbH · 30165
Sovereign (outside US CLOUD Act)2 networks present
on quote

htp Rechenzentrum Hannover TZ

htp GmbH · 30539
Sovereign (outside US CLOUD Act)1 networks present
on quote

GRASS-MERKUR Hannover

GRASS-MERKUR GmbH & Co. KG · 30559
Sovereign (outside US CLOUD Act)1 networks present
on quote

net.DE DC-H2

net.DE AG · 30165
Sovereign (outside US CLOUD Act)1 networks present
on quote

net.DE DC-H3

net.DE AG · 30539
Sovereign (outside US CLOUD Act)1 networks present
on quote

EXA Edge DC Hannover

EXA Infrastructure
Sovereign (outside US CLOUD Act)
on quote

What Hannover allows

Hannover has 9 data centers, operated by nLighten HQ BV, euNetworks Group, kyberio GmbH, 3U TELECOM GmbH.

Connectivity from Hannover

6 networks are listed at the sites in Hannover according to public interconnection registries. That number drives your negotiating power: every carrier inside the building is one more quote, with no civil works. 1 Internet exchange point is reachable from these sites, which cuts latency to the large content networks and the cost of transit.

Compliance and sovereignty

Sites in this city are operated by companies outside US jurisdiction, hence outside the CLOUD Act.

The electricity behind Hannover

A city has no electricity of its own: the sites in Hannover are connected to the national grid, itself interconnected with its neighbours. What is measured, and what decides, is therefore the country's generation mix. No single source dominates it: the largest, wind, supplies only 27.2% (2025). The detail: wind 27.2%, coal 20.6%, solar 17.9%, natural gas 16.5%, bioenergy 10.1%, hydro 3.9%. Fossil fuels (coal, gas, oil) account for 40.9% of it. A kilowatt-hour there weighs 330 g of CO2, i.e. 1.4 times less than the world average (458 g), 2025 figure. Concretely: a 3 kVA rack, in a site with a PUE of 1.5, draws 35,478 kWh a year and therefore emits 11.7 tonnes of CO2 a year here. The same rack, same hardware, same PUE, would emit 16 tonnes on a world-average grid. The building has nothing to do with it: the country does.

Source: Ember / Energy Institute via Our World in Data, retrieved 2026-09-14. A site under a direct renewable purchase agreement may show a different balance: that is for the operator to declare.

What the ground has done under Hannover

Since 1970, 0 earthquake of magnitude 5 or above has been recorded within 100 km of Hannover, and 1 within 200 km. The strongest: magnitude 5.4 in 1989, 188 km away. This record covers 56 years, which is short on a seismic timescale: no recorded earthquake does not mean no hazard. It does not replace the statutory zoning, which alone binds construction.

Source: U.S. Geological Survey, ANSS ComCat, retrieved 2026-09-14. Measured from the median coordinates of the city's sites.

What Hannover does not allow

No rate is published by the operators in this city: pricing is on request, and we do not estimate it on their behalf.

Other cities with data centers near Hannover

The nearest site outside Hannover is 9 km away, in Lehrte. Short distances matter: they drive the cost of a link between two buildings, and whether a backup site is workable.

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