Guinea Internet Connectivity Disrupted for Nearly Three Hours

Guinea experienced a significant internet connectivity disruption on August 7, lasting nearly three hours. The event began around 16:10 UTC and concluded by 18:50 UTC, with a total severity score of 2,810,735. The disruption was marked by a sharp decline in both network reachability and routing stability.

Technical Details

The primary impact was recorded on the ping-slash24 signal, which measures ICMP reachability across IPv4 network prefixes. Its severity score reached 5,053, with reachability dropping by 82% from its peak. The BGP signal, which reflects control plane visibility for network prefixes, also showed a significant degradation, with a severity score of 556 and a 32% drop from its peak. The disruption lasted for approximately 2.7 hours.

The cause has not been publicly attributed.

Connectivity was reported restored by the end of the observation period.