Maintenance
Planned Maintenance: LON1 - Layer 3 Services Migration
Resolved Aug 9, 2025 at 3:00am UTC
What's Happening?
On 09-Aug-25, we will be performing changes on our network infrastructure to migrate Layer 3 services to our new core switches.
The changes affect customers with services in racks A2-A4.
These changes are part of a project to increase our core network capacity from 12.8T to 33.6T, while enabling us to deliver a wider range of services.
Works are scheduled to begin at 2AM BST.
What's the impact?
Traffic flow may be briefly interrupted while we drop Layer 3 ser...
Planned Maintenance: Sentinel Web Application Firewall Capacity Enhancements
Resolved Aug 16, 2025 at 7:59pm UTC
Maintenance has been completed. The WAF cluster has been online and stable for the last 18 hours.
Total downtime during maintenance was approximately 10 minutes.
1 previous update
Network Maintenance: LON2
Resolved Sep 6, 2025 at 1:00am UTC
We will be performing maintenance on our London 2 Border Routers on Saturday, 6 September 2025, from 0200 to 0800.
A brief disruption to traffic will be seen while we drop BGP sessions to the affected border routers.
Scheduled Maintenance: Web Application Firewall
Resolved Sep 20, 2025 at 2:00am UTC
We will be performing code upgrades on our Web Application Firewall cluster.
Traffic will be moved away from nodes while upgrades are applied.
Applications routing through the WAF cluster may experience up to 5 minutes of disruption.
LON1: Transit Provider Unplanned Maintenance
Resolved Sep 25, 2025 at 12:00am UTC
Our transit provider in our London 1 location has informed us that they will be performing urgent maintenance on their infrastructure tomorrow morning from 1 AM to 5 AM BST.
This maintenance will affect our uplinks with AS13213.
We have implemented traffic shaping measures to steer traffic away from LON1, and route via LON2 while maintenance is performed.
We do not expect disruption from the provider maintenance, as traffic has been gracefully routed via our London 2 location.
During t...