Facebook went down in New Zealand, possibly in Australia and across parts of Asia leaving users unable to post their latest updates to the site.
Users going to the site on Tuesday afternoon across an error message saying "sorry, something went wrong".
"We're working on it and we'll get it fixed as soon as we can," the message reads.
According to website 'downdetector', which tracks service interruptions across the world, the outage affected countries including Indonesia, Malaysia, Japan and parts of India.
The site collects status reports from a number of sources, including Twitter, and analyses data in realtime.