We will be carrying out essential maintenance in our London datacentre from 17:00 BST on Friday 5 June 2026 to 12:00 BST on Sunday 7 June 2026.
During this maintenance window, we will be completing physical equipment upgrade works. Most mobile network operator traffic will be routed through our Manchester datacentre while the work is in progress.
Some Three UK subscribers may experience periods of disruption during the maintenance window. Customers using London single-sited IPSec VPN connectivity may also be at risk of intermittent disruption.
Our engineers will monitor services throughout the work and will keep any disruption to a minimum.
Location London datacentre
Start date and time Friday 5 June 2026, 17:00 BST
End date and time Sunday 7 June 2026, 12:00 BST
Services affected Some Three UK subscribers and London single-sited IPSec VPN customers may be at risk of intermittent disruption during the maintenance window.
Customer action required No general customer action is required. Customers with London single-sited IPSec VPN connectivity will be contacted directly where mitigation may be needed.
Posted May 29, 2026 - 15:50 BST
This scheduled maintenance affects: Infrastructure (London Datacentre), VPN Technology (London IPSecs), and Mobile Operators (Three UK).