RIPE Network Coordination Centre incident
Connectivity issues for multiple RIPE NCC services
Resolved after 2 hours 49 minutes, affecting RIPE Database and RPKI Dashboard and 1 more, on October 24, 2025.
We have identified an issue with IPv6 neighbor discovery cache after a failover of the load-balancer appliance. On some machines behind a number of virtual load-balancers the MAC address of the IPv6 default gateway was incorrect, causing return traffic to be misdirected.
Affected components
Update timeline
- investigating Oct 24, 2025, 02:01 PM UTC
Some users are experiencing issues with the LIR Portal, RIPE NCC Access, and RIPE Database after a critical security update to one of the load-balancers used by these applications. We are currently investigating the issues and determining the exact impact.
- investigating Oct 24, 2025, 02:07 PM UTC
We are continuing to investigate this issue.
- investigating Oct 24, 2025, 02:17 PM UTC
The RPKI rsync repository and ripe atlas also have elevated error rates
- identified Oct 24, 2025, 04:24 PM UTC
We have identified an issue with IPv6 neighbor discovery cache after a failover of the load-balancer appliance. On some machines behind a number of virtual load-balancers the MAC address of the IPv6 default gateway was incorrect, causing return traffic to be misdirected.
- resolved Oct 24, 2025, 04:51 PM UTC
This incident has been resolved.
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