All Facebook sites and services worldwide are unreachable this morning, after what appears to be a routing issue affecting the social network’s border gateway protocol (BGP) configuration.
As of around 2:30 a.m. AEDT, Cloudflare content delivery network technology director John Graham-Cumming noted that for unknown reasons, BGP route ads for Facebook’s network were being removed from the global system. , which tells providers where to send data traffic.
About five minutes before Facebook’s DNS stopped working, we saw a large number of BGP changes (mostly route withdrawals) for Facebook’s ASN. pic.twitter.com/dMTevg6hqj
– John Graham-Cumming (@jgrahamc) October 4, 2021
Due to the termination of BGP peering sessions, facebook.com and other sites associated with the social network are not currently resolving in the Global Domain Name System to Internet Protocol addresses.
How much? https://t.co/fH0zXw7rV9
– jack⚡️ (@jack) October 4, 2021
Facebook acknowledged the problems on competing social platform Twitter, but did not provide an explanation for the cause of the global outage.
“Our sincere apologies to all affected by the outages in Facebook powered services at this time. “, CTO Mike Schroepfer tweeted.
“We are having network issues and teams are working as fast as possible to debug and restore as quickly as possible. “
There is currently no estimate of the time to restore service.
All Facebook services are down, including Messenger and WhatsApp communication apps, Instagram photo and video sharing, and the Oculus virtual reality platform.