Cloudflare Confirms BGP Hijack Behind 1.1.1.1 DNS Disruption

Cloudflare Confirms BGP Hijack Behind 1.1.1.1 DNS Disruption Cloudflare has revealed that a 62-minute global outage of its popular 1.1.1.1 DNS resolver service on July 14, 2025, was caused by an internal configuration error rather than an external attack, though the incident coincided with an unrelated BGP hijack that complicated the situation. The outage, which lasted from 21:52 UTC to 22:54 UTC, affected millions of users worldwide who rely on the 1.1.1.1 public DNS resolver service. During th...