Cloudflare

✓

Customers using BYOIP can have issues updating their BGP prefixes, including advertising or withdrawing prefixes

Updated 24 Sep 2026, 12:27 UTC

Resolved 10:22Started 2Timeline events

Confirmed by the official source.

Executive summary

Summary
Cloudflare has confirmed an issue affecting customers using Bring Your Own IP (BYOIP), who may be unable to update BGP prefixes, including advertising or withdrawing prefixes. The incident is under investigation.

What users experienced

User impact
Customers using Cloudflare BYOIP may be unable to advertise or withdraw BGP prefixes.

◷

Started

10:2224 Sep 2026

▧

Timeline events

Timeline of the incident

24 Sep 2026, 10:24 UTC
Detection
Confirmed by an official service source.
24 Sep 2026, 12:27 UTC
Resolution
The service is no longer reporting this incident as active.

What we know

✓Cloudflare identified degraded performance affecting its Bring Your Own IP (BYOIP) component.
✓The reported issue prevents affected customers from updating BGP prefixes, including advertising or withdrawing prefixes.
✓Cloudflare lists the incident impact as minor and its status as investigating.