The incident started at 18 h 53 (French time) last night to end at 21 h 08. Specifically, “ Google Cloud Networking encountered issues with the Google Cloud Load Balancing (GCLB) service, which impacted several downstream Google Cloud services “.
As a result,” affected customers observed Google errors 404 on their sites ”. According to the company’s preliminary analysis, the cause was a “ latent bug in a network configuration service “. Further details are given here.