RZO - Rechenzentrum Ostschweiz
Gais, Appenzell Ausserrhoden, Switzerland
Source: OpenStreetMap
RZO - Rechenzentrum Ostschweiz is an operating data center in Appenzell Ausserrhoden, Switzerland. DataCentersExposed has documented a 10,306 sq ft footprint at this site. It runs on Switzerland's grid, which was 2% fossil-fuelled at 39 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 17, 2026
Real parent
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Operator
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Footprint
10,306 sq ft
Grid carbon
39 gCO₂/kWh
Clean electricity
98%
Region
Appenzell Ausserrhoden
Overview
source: linkdata center
The grid behind this site
source: Ember · EurostatGrid carbon intensity
39 gCO₂/kWh
Clean electricity
98%
Fossil electricity
2%
National grid context, not this facility's own metering. Full country picture: Switzerland data centers.
In the news
source: Google News (local + English)- KI-Rechenzentren: Die Schweiz wird zum DatentresorBilanz· May 18, 2026
- RZO gewinnt MTF Solutions als PartnerLEADER Digital· Jul 19, 2024
- Medienmitteilung: RZO kündigt Partnerschaft mit MTF Solutions AG anPresseportal.ch· Jul 16, 2024
- Medienmitteilung: RZO kündigt Partnerschaft mit der GAS&COM AG anPresseportal.ch· Mar 21, 2024
- Medienmitteilung: SolNet wird neuer Carrier im RZO-Datacenter in GaisPresseportal.ch· Feb 20, 2024
- Das grünste Rechenzentrum der SchweizLEADER Digital· Jun 21, 2023
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