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STO-HEL-One

In Service

560 km · 4 Landing Points · 2 Countries · Ready for Service: 2008

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Specifications

Length560 km
StatusIn Service
Ready for Service2008
Landing Points4
Countries2

Owners

GlobalConnect

Landing Points (4)

Location Country Position
Hamnäs, Finland FI Finland 60.0993°, 19.8050°
Lokalahti, Finland FI Finland 60.6795°, 21.4462°
Nothamnsbacken, Sweden SE Sweden 60.0320°, 18.5654°
Skatörarna, Finland FI Finland 60.2726°, 19.7248°

About the STO-HEL-One Cable System

Overview

STO-HEL-One is a regional submarine cable connecting Finland and Sweden with a total length of 560 km, which was ready for service in 2008. The cable is owned by GlobalConnect, a company known for its extensive telecommunications infrastructure within the Nordic region.

Route and Landings

Finland: Hamnäs, Lokalahti, Skatörarna

Sweden: Nothamnsbacken

Ownership and Operators

The cable is operated by GlobalConnect.

Status and Timeline

The status of the STO-HEL-One submarine cable is unknown, as no specific information about its current operational state or any planned activities is available. The RFS year for this cable was 2008.

Strategic Context

The STO-HEL-One submarine cable connects Finland and Sweden, providing a direct fiber-optic path between the two countries. This connection supports regional data traffic and enhances communication infrastructure within the Nordic region. Both Finland and Sweden are key players in the broader European telecommunications landscape, with strong local and international connectivity needs.

Finland is home to major technology companies such as Nokia and has been investing in advanced telecommunication networks to support its growing tech industry and high-speed broadband services. Sweden, on the other hand, is a hub for global technology and innovation, hosting numerous multinational corporations and being a key market for international telecommunications providers.

The corridor served by STO-HEL-One generally supports intra-Nordic traffic, facilitating data exchange between businesses, governments, and educational institutions in Finland and Sweden. This direct connection helps reduce latency and improve overall network performance, making it an important part of the regional communication ecosystem.

📡 Health

Status✓ Normal
Last checked2026-05-24 20:30

Monitored using RIPE Atlas probes. Open monitoring →

Health Timeline

Mon, May 4
View full event log →
🔗
Hop Anomaly
8ms → 53ms (6.93×)
17:00
Sat, Apr 18
View full event log →
🔗
Hop Anomaly
13ms → 172ms (13.75×)
09:30

FAQ

What is the length of the STO-HEL-One cable?
The STO-HEL-One submarine cable is 560 km long.
Which countries does STO-HEL-One connect?
STO-HEL-One connects 2 countries via 4 landing points.
Who owns the STO-HEL-One cable?
STO-HEL-One is owned by a consortium including GlobalConnect.
When was STO-HEL-One put into service?
The STO-HEL-One cable entered service in 2008.
STO-HEL-One
  • Length560 km
  • StatusIn Service
  • Ready for Service2008

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