NTT Zurich 1

Latest Podcast Hofwisenstrasse 56
Operational
Fully operational facility
Operated by:

NTT Zurich 1

Year Built: 2011
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Operational Power
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Gross Colocation Size

The site was opened in June 2011, is located in Rümlang near Zurich. The building, consisting of two parts, has about 7,000 sqm of high-availability data center space in the first building. The building has also obtained LEED Platinum Pre-Certification from the US Green Building Council.

Site History

The site was formerly known as "e-shelter Zurich"

Power:


  • Two independent feeds on the medium voltage level 16 kV
  • Two separate UPS systems (A- and B-supply)
  • Redundant emergency power system with diesel generators

Security:


  • Monitoring by e-shelter own 24/7 Security Command and Control Center with security personnel from e-shelter security on-site
  • Standardized security processes and the 7-level security system secure the tenant areas and technical operations
  • Access control via non-contact chip and PIN or optional biometrics signature
  • Secured perimeter zones with electronically monitored security fencing system, incorporating anti-climb and anti-tunneling protection

Connectivity:


  • Carrier-neutral
  • Carrier-mix from global Tier 1 supplier to local supplier
  • Direct, redundant connection to SWISSIX
  • Via several partners direct connection to international internet exchanges
  • Cross-Connects are realized via dedicated, redundant designed pipelines
  • Datacenter Connects between the data center Zurich and e-shelter locations, e.g. Campus Frankfurt 1 and Frankfurt 3; on request as well to commercial third-party data centers

Map and Nearby Locations

Hofwisenstrasse 56
NTT Sites
Nearby Facilities

NTT Zurich 1 Power Growth Over Time

+0% since 2022
Operational
Construction
Planned
Prospective
Land Bank
In Doubt
Currently Operational
across NN Request Dataset sites
Under Construction
NN Request Dataset sites currently building
Planned / Prospective
NN Request Dataset sites announced, but haven't started construction

Sites within 15 miles of NTT Zurich 1

Distance Site About
1.39 miles Digital Realty: ZUR3
1.39 miles Digital Realty: ZUR2
1.44 miles Digital Realty: ZUR1
1.45 miles Digital Realty: ZUR4
Digital Realty plans to expand its campus near the Swiss capital with a fourth building.
1.47 miles Green Datacenter Glattbrugg
4.20 miles Green Datacenter: Dielsdorf Bldg M
Data Center 1 (Building M) of Green's Campus ZRH2 in Dielsdorf: a four-storey data center with 5,600 m² of white space, ambient-air free cooling, rooftop solar and waste heat fed to Energie 360°'s Dielsdorf heating network.
4.24 miles Green Datacenter: Dielsdorf Bldg N
Data Center 2 (Building N) of Green's Campus ZRH2 in Dielsdorf: a four-storey data center with 5,800 m² of white space, built by Implenia beside Data Center 1, with waste heat recovery for the Dielsdorf heating network.
4.27 miles Green Datacenter: Dielsdorf Bldg O
Data Center 3 (Building O) of Green's Campus ZRH2 in Dielsdorf, under construction north of Data Center 2, with 5,800 m² of planned white space and waste heat recovery for the Dielsdorf heating network.
4.38 miles Swisscom Zürich
4.40 miles nLighten: Zurich
4.40 miles Equinix Zurich ZH2 ZH4
4.42 miles Equinix Zürich ZH1
4.77 miles Equinix Zurich ZH5
4.99 miles AtlasEdge: Zurich
5.06 miles Tower ProInterested in this information?Contact us Data center facility details are available on request.Interested in this information?Contact us
5.55 miles Greenfield: Zurich
UK infrastructure developer Greenfield plans a data center in Zurich, Switzerland.
5.75 miles Green Datacenter Zurich City (Schlieren)
8.10 miles Vantage: Zurich ZRH3
Vantage plans to build its ZRH3 campus in Zurich on approximately 13 acres of land. The campus may include one or two buildings.
8.67 miles Vantage: Zurich II
Vantage's second data center in Switzerland is located north of Zurich's city center in Glattfelden. Set on 1 acre, the two-story facility offers a total of 226,000 square feet (21,000 sq m) of space.
8.98 miles STACK: ZUR03
STACK Infrastructure plans to build another data center in Zurich.
9.47 miles NorthC: Winterthur (Zurich)
10.42 miles STACK ZUR01
10.81 miles Vantage: ZRH13
ZRH13 is the third planned data center on Vantage's Zurich I campus in Winterthur.
10.88 miles Vantage: ZRH12
ZRH12 is the second data center on Vantage's Zurich I campus in Winterthur.
10.92 miles Vantage: ZRH11
ZRH11 is the first data center on Vantage's Zurich I campus in Winterthur.
15.33 miles Green Datacenter: Zurich West 4
Green's fourth Lupfig data center: a 30 m building with 5,526 m² of data center space and about 2,000 m² of offices, free cooling, rooftop solar, and waste heat fed to IBB's Naturenergie Eigenamt heating network.
15.36 miles Green Datacenter: Lupfig ZRH1 Expansion
Future data center phases on Green's Lupfig campus beyond Zurich West 4. Green's 2021 plans showed three further buildings at the site, one of which became Zurich West 4.
15.37 miles Green Datacenter: Zurich West 1
Trakt A of Green's original Lupfig building: 3,300 m² of white space on three floors, including a 1,100 m² hall on ABB 380 V DC power distribution, once billed as the world's most powerful DC-powered data center.
15.39 miles Green Datacenter: Zurich West 2
Trakt B of Green's original Lupfig building, attached to Zurich West 1: 3,548 m² of white space in 8,330 m² gross floor area, with ammonia free-cooling chillers and an ABB hybrid power supply.
15.42 miles Green Datacenter: Zurich West 3
Switzerland's first high-density colocation building: a six-storey, CHF 70 million data center on Green's Lupfig campus with 3,600 m² of white space for up to 25 kW per rack.
16.92 miles STACK: ZUR02 Beringen
STACK Infrastructure topped out its ZUR02 facility in Beringen, Schaffhausen, in 2025. The facility was previously known as Safe Host SH5 Beringen before the company was acquired by STACK in May 2022.

NTT Zurich 1 Data Center Photos See all

Small field next to e shelter's facility in Rümlang
Source: Baxtel
View from Hofwisenstrasse road
Source: Baxtel

Operating Company

Operated by:

Global Data Centers is a division of NTT DATA. The company is one of the largest in the data center providers in the world, spanning more than 20 countries and regions, including the Americas, Asia Pacific, EMEA and India. NTT is routinely recognized as a Leader by leading networking and data center analysts.

As a neutral operator, NTT offers access to multiple cloud providers, a large variety of internet exchanges and telecommunication network providers including our own IPv6-compliant Tier 1 Global IP Network.

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