Dec 13, 20:00 UTC
Resolved - Cloudflare is investigating issues with network performance from 19:26 - 19:54 UTC in YYC01 & YXE01. We are working to analyse and mitigate this problem. This has since been resolved.
This is a companion discussion topic for the original entry at https://www.cloudflarestatus.com/incidents/4g0k6h7dpv0m