Cardiff University incident

Internet and Intranet (Squiz) Impacted by Global Cloudflare Incident

Critical Resolved View vendor source →

Cardiff University experienced a critical incident on November 18, 2025 affecting Public Website (Squiz) and Intranet (Squiz), lasting 18h 15m. The incident has been resolved; the full update timeline is below.

Started
Nov 18, 2025, 01:43 PM UTC
Resolved
Nov 19, 2025, 07:59 AM UTC
Duration
18h 15m
Detected by Pingoru
Nov 18, 2025, 01:43 PM UTC

Affected components

Public Website (Squiz)Intranet (Squiz)

Update timeline

  1. monitoring Nov 18, 2025, 01:43 PM UTC

    Internet and Intranet (Squiz) There is a global issue currently affecting Cloudflare, which acts as a caching tier for Cardiff University’s public website and intranet sites. The system is unable to process the necessary checks to validate normal traffic and is not permitting access to the target service, e.g., www.cardiff.ac.uk and intranet.cardiff.ac.uk. This has been reported to our support partner, Squiz, who are working with Cloudflare to resolve this issue as quickly as possible. We apologise for any inconvenience this is causing.

  2. resolved Nov 19, 2025, 07:59 AM UTC

    Cloudflare has announced this incident is resolved. Our support partner, Squiz, has also confirmed normal service has resumed, but will enhance monitoring for an extended period.