North Korea registered a brief disruption to its internet control plane in the early hours of Tuesday, August 31. The event, which affected the Border Gateway Protocol (BGP), lasted approximately one hour and twenty-five minutes, beginning at 03:05 UTC and concluding by 04:30 UTC.
Technical Details
The disruption registered a severity score of 387. The primary affected signal was the BGP median, which measures the control plane visibility of the country’s internet prefixes. This signal recorded a drop in magnitude of approximately 5% from its peak during the observation window. Other connectivity signals, including active probing for IPv4 reachability, showed minimal variation during the same period.
Reported Cause
The cause of the disruption has not been publicly attributed.
Connectivity was reported restored by the end of the observation period.
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