We make a point to highlight the most widespread outages on Downdetector with a banner at the top of the page to inform our users where the true source of the outage likely lies.ġ:00 p.m. When Facebook goes down, it’s a bad day on the internet, and today is particularly stormy. The cascading impact of an outage to a core service like this can be confusing for people experiencing problems with a service seemingly completely unrelated to Facebook. Any service that relies on Facebook for any part of its infrastructure will have experienced problems today to a varying degree. Facebook also provides a method to authenticate (log in) for users of many internet applications. Facebook operates one of the largest advertising networks in the world, used by countless websites and mobile applications. Many people may not realize the reach of Facebook’s services into other seemingly unrelated applications. But the scope of the impact extends far beyond direct users of these services. The combined popularity of Facebook, Instagram, WhatsApp and Facebook Messenger means that billions of users have been impacted by the services being entirely offline today. PDT) and duration this is an extremely impactful event. The global Facebook outage is now one of the largest ever tracked on Downdetector® in terms of the total number of reports (over 14 million as of 3:30 p.m. This is how Luke Deryckx, CTO of Ookla®, summed up today’s events:

PDT, Facebook is back up and user reports to Downdetector are declining. PDT - The outage appears to be resolvedĪs of 3:30 p.m. Facebook is currently experiencing a rarely seen global outage that is taking out Facebook, Instagram, WhatsApp and Facebook Messenger.

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