However, Facebook insisted that the problem was simply a result of its own tinkering. A spokesperson said: "This was not the result of a third-party attack but instead occurred after we introduced a change that affected our configuration systems."
Facebook last went down in September when it went offline twice. In the most recent instance it was unavailable for just 15 minutes.
Facebook (which also owns Instagram) and Tinder are yet to comment on the outages. Facebook-owned Whatsapp is not known to have experienced any issues.
Mark Zuckerberg’s social media behemoth has around 864m daily active users and 1.35bn monthly active subscribers.
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