Mapped (unverified)colocation
CtrlS Kolkata DC1
Kolkata, West Bengal, India
Source: Primary source
CtrlS Kolkata DC1 is a mapped data center in West Bengal, India, operated by CtrlS. It runs on India's grid, which was 73% fossil-fuelled at 671 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 17, 2026
Real parent
CtrlS
Operator
CtrlS
Grid carbon
671 gCO₂/kWh
Clean electricity
27%
Region
West Bengal
Overview
source: linkCtrlS Datacenters Ltd — colocation facility (26 networks present). Source: PeeringDB.
Operator chain
The grid behind this site
source: Ember · EurostatGrid carbon intensity
671 gCO₂/kWh
Clean electricity
27%
Fossil electricity
73%
National grid context, not this facility's own metering. Full country picture: India data centers.
In the news
source: Google News (local + English)- CtrlS and Ciena to build 100 Tb/s metro networks across five Indian citiesProp News Time· Oct 2, 2026
- CtrlS taps Ciena to build five metro optical networks connecting nine data centres in IndiaTelecompaper· Sep 29, 2026
- CtrlS and Ciena to Build 100 Tb/s Data-Centre Networks Across Five Indian MetrosCXO Digitalpulse· Sep 29, 2026
- CtrlS, Ciena partner for 100 Tb/s metro networks in five Indian citiesET Datacenters· Sep 29, 2026
- CtrlS, Ciena to Build 100 Tb/s Data Centre Networks Across Five Indian CitiesThe420.in· Sep 28, 2026
- CtrlS, Ciena partner to build high-speed data centre networks across 5 Indian citiesThe Economic Times· Sep 28, 2026
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