EXPLAINER: What caused the Microsoft outage?
Verified: 111 outlets in 63 countries have reported this story since Nov 12, 9 of them from the United States.
Thousands of users worldwide were affected by a widespread Microsoft outage, with several institutions in the Philippines also reporting disruptions. Around 74 countries were affected by the outage, according to Down Detector.
How sure are we
Two or more outlets reported this story and its reliability score reached 65%, so WorldPulse marks it verified. That means more than one outlet says so, not that it is proven true.
Who reported it
9 outlets from the United States, where the story is: ABC News, Bloomberg, CBS News and 6 more · how we count
- Nov 12, 6:48 PM UTCFirst reportGlobal outage hits Microsoft's Outlookrnz.co.nz ↗
- Nov 12, 6:50 PM UTC+2 minOutlook email outage affects users around the worldthenationalnews.com ↗
- Nov 12, 7:44 PM UTC+56 minBreaking: Microsoft platforms suffering widespread outages, including Outlookabc.net.au ↗
- Nov 13, 4:02 PM UTC+21 hMicrosoft Global Outage Disrupts Outlook, Teams and Health Services Worldwideticotimes.net ↗
- Nov 13, 4:04 PM UTC+21 hMicrosoft reports improvements during major global service outagecphpost.dk ↗
- Nov 13, 4:06 PM UTC+21 hWhat we know about the global Microsoft outagemyjoyonline.com ↗
- Nov 13, 4:06 PM UTC+21 h· you’re reading thisEXPLAINER: What caused the Microsoft outage?gmanetwork.com ↗
[Claude] Both other reports cover the same Microsoft outage as Report 1, a follow-up analysis and a news story, and neither contradicts Report 1's facts.
27m agoScore bands
What moves the score
Not in the score: AI checks and reader flags. Verified is separate: two or more independent outlets and a score of at least 65%.
Very high · How we score this