Cogent have now fixed the fault and we have now restored the BGP Sessions.
Next week we plan on on-boarding an additional Transit Provider at each location.
Posted Jun 20, 2025 - 23:35 BST
Update
We have had some feedback from Cogent Communications
"Customers in or routing through London, UK may be experiencing an outage . Cogent’s NOC is currently investigating the issue. There is no estimated time to repair. The master ticket is HD305149368"
We shall leave the Cogent BGP Sessions down at both Sov and Volta until we get an all clear notification.
Posted Jun 20, 2025 - 15:13 BST
Monitoring
A fix has been implemented and we are monitoring the results.
Posted Jun 20, 2025 - 14:49 BST
Update
BGP is now shutdown with the 3rd party network and traffic from BT is now reaching us via other routes.
Posted Jun 20, 2025 - 14:11 BST
Identified
Looks like a major issue with Cogent Communications, We are shutting down our BGP Sessions with Cogent Communications so traffic from BT will route via other routes.
Posted Jun 20, 2025 - 13:57 BST
Investigating
We have had reports that some customers are not able to reach our network.
Initial investigations seem to suggest that the issue is within BT's Network.
We are making contact with BT to find out more information.
Posted Jun 20, 2025 - 13:50 BST
This incident affected: Network Infrastructure (IP Transit).