recent update Why are Facebook’s services down? Network metrics indicate a disruption to connectivity on autonomous network AS32934 owned by Facebook. The most visible impact is the loss of authoritative DNS, which prevents the company’s public services from resolving. It is likely that non-public facing Facebook services have been similarly impacted. The root cause of the incident in not yet established, though there are indications that BGP routes may have been withdrawn or altered, causing a knock-on impact to DNS and other servers needed to reach the services. This could be caused by server misconfigurations or datacenter problems, amongst other issues.