NTT Vienna 4
Operated by NTT
Capacity
136.5MW
Tier Level
Tier 3
Concurrently maintainable — dual distribution paths, one active
PUE
1.21
GoodGreen Score
83/ 100
Certifications
3
Nearest IXP
VIX Vienna
145 km away
Technical Specifications
| Facility Name | NTT Vienna 4 |
| Operator | NTT |
| Facility Type | Colocation |
| Power Capacity | 136.5 MW |
| PUE Efficiency | 1.21Good |
| Tier Certification | Tier 3 — Concurrently maintainable — dual distribution paths, one active |
| Location | 🇦🇹 Graz, Austria |
| GPS Coordinates | 47.0628, 15.4511 |
| Country Grid Carbon Intensity | 110 gCO2/kWhGood |
| Certifications | SOC 2ISO 27001PCI DSS |
| Data Source | atlas |
| Verification Status | Unverified |
Connectivity & Network
0
IXPs within 50 km
0
IXPs within 100 km
2
IXPs within 500 km
Nearest Internet Exchange Points
| Name | City | Distance | Participants |
|---|---|---|---|
| VIX Vienna | Vienna | 145 km | 100 |
| BIX Budapest | Budapest | 275 km | 50 |
| MIX Milan | Milan | 513 km | 350 |
| SwissIX Zurich | Zurich | 523 km | 250 |
| DE-CIX Frankfurt | Frankfurt | 602 km | 1,100 |
Sustainability & Environmental Impact
PUE Rating
Good efficiency, better than industry average
22.4% better than global avg (1.56)
Green Score
82.6/ 100
Carbon Intensity (🇦🇹 AT)
Est. Annual CO2
159.2ktonnes
Energy Mix (🇦🇹 Austria)
NTT Portfolio
NTT
76 facilities across 11 countries
Total Facilities
76
Countries
11
Facility Types
Countries Present
Local Market Context
2
Facilities in Graz
8
Facilities in Austria
2
Operators in Graz
#2
City rank in Austria
Graz ranks #2 in Austria by facility count, with 2 data centers operated by 2 providers.
Competitive Landscape in Graz
Graz has 2 facilities from 2 operators.
InterxionNearby Facilities from Other Operators
Interxion·Graz, Austriacolocation
171.6 MW
Tier 3
1.20
Interxion Vienna 2
VerifiedInterxion·Linz, Austriacolocation
100.2 MW
Tier 3
1.28
Interxion Vienna 3
VerifiedInterxion·Salzburg, Austriacolocation
29.5 MW
Tier 3
1.79
Hetzner Nuremberg 4
Verified
Hetzner·Nuremberg, Germanycolocation
38.2 MW
Tier 4
1.15
Hetzner·Nuremberg, Germanycolocation
73.4 MW
Tier 4
1.68
Frequently Asked Questions
What is NTT Vienna 4?
NTT Vienna 4 is a colocation data center operated by NTT in Graz, Austria, with 136.5 MW capacity and Tier 3 certification.
What certifications does NTT Vienna 4 have?
NTT Vienna 4 holds the following certifications: SOC 2, ISO 27001, PCI DSS.
How efficient is NTT Vienna 4?
NTT Vienna 4 has a Power Usage Effectiveness (PUE) of 1.21, which is rated as "good". This is 22.4% better than the global average PUE of 1.56.
What is the nearest Internet Exchange Point to NTT Vienna 4?
The nearest IXP is VIX Vienna in Vienna, located 145 km away with 100 connected participants.