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Outage Analysis: Africa Undersea Cable Cut on March 14, 2024

By Internet Research Team
| | 2 min read

Summary

On March 14, 2024, large-scale undersea fiber cuts along the west coast of Africa disrupted connectivity to numerous services.


ThousandEyes actively monitors the reachability and performance of thousands of services and networks across the global Internet, which we use to analyze outages and other incidents. The following analysis of an undersea cable cut along the west coast of Africa on March 14, 2024, is based on our extensive monitoring, as well as ThousandEyes’ global outage detection service, Internet Insights. See how the outage unfolded in this rolling analysis—more updates will be added as we have them.


[Mar 15, 2024, 10:30 AM PT] 

On March 14, 2024, large-scale undersea fiber cuts along the west coast of Africa disrupted connectivity to numerous services, such as Microsoft Outlook and others. ThousandEyes observed connectivity issues, including traffic loss and increased latency, affecting users across Africa, as well as global users whose traffic traversed affected paths.

Screenshot showing a spike in loss when connecting to Microsoft Outlook
Users in South Africa connecting to Microsoft Outlook experienced service degradation as a result of regional fiber cuts

Explore an interactive view of the outage as seen in the ThousandEyes platform (no login required).

Screenshot showing increased latency on the AWS network
Latency increased for global users connecting to the AWS network in South Africa

Screenshot showing multiple impacted services
Affected services, as visualized in ThousandEyes Internet Insights

Explore an interactive view of the outage as seen in the ThousandEyes platform (no login required).

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