The internet's DNS is what translates a web address such as '' and directs users to the correct IP address. Kotak said the problem seemed to be that Facebook's Domain Name System (DNS) records had either been deleted or changed. 'I can't remember a time where there was a global outage of all three platforms where everything just completely shut down.' But they've been very localized, they've been in particular regions or within particular platforms,' cybersecurity expert Ritesh Kotak told CTV News Channel on Monday. 'We have seen things like this happen before. The outage also impacted many of Facebook's internal tools and systems, which hindered recovery efforts, according to the company. 'We've been working hard to restore access to our apps and services and are happy to report they are coming back online now. 'To the huge community of people and businesses around the world who depend on us: we're sorry,' Facebook said on Twitter. Instagram and WhatsApp are owned by Facebook. Many users got an 'IP address could not be found' message when trying to load Facebook, while Instagram and WhatsApp users couldn't refresh their feeds or send any new messages on those apps. The company said there is 'no evidence that user data was compromised as a result' of the outage and that it is still working to understand more about its cause.Īccording to the website DownDetector, users began reporting outage issues at around 11:20 a.m.

The changes disrupted communication between the data centres, which halted services. The outages left people around the world unable to communicate on the platforms for more than six hoursįacebook released an update late Monday night stating that configuration changes on the backbone routers that co-ordinate network traffic between the company's data centres was the cause of the outage. Service began resuming for some users at around 6 p.m. Facebook, Instagram and WhatsApp are back online after experiencing a worldwide outage on Monday that lasted throughout most of the day.

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