2021 Facebook outage

On October 4, 2021, at 15:39 UTC, the social network Facebook and its subsidiaries, Messenger, Instagram, WhatsApp, Mapillary, and Oculus, became globally unavailable for a period of six to seven hours. The outage also prevented anyone trying to use "Log in with Facebook" from accessing third-party sites.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Which happened first?

• 2021 Facebook outage and Wikipedia 20 happened in the same year
• 2021 Facebook outage and 2021 Meron crowd crush happened in the same year
• 2021 Facebook outage and Surfside condominium collapse happened in the same year
• 2021 Facebook outage happened 1 year after Visakhapatnam gas leak
• 2021 Facebook outage happened 2 years before Nahel Merzouk protests

Timeline

1. Visakhapatnam gas leakMay 7, 2020
2. 2021 Facebook outage (this page)October 4, 2021
3. 2021 Meron crowd crushApril 30, 2021
4. Surfside condominium collapseJune 24, 2021
5. Wikipedia 20January 15, 2021
6. Nahel Merzouk protestsJune 2023

Related

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• Soviet UnionDecember 30, 1922 – December 26, 1991
• World War IJuly 28, 1914 – November 11, 1918
• Ottoman EmpireJuly 29, 1299 – November 17, 1922
• Cold War1945 – December 25, 1991
• Middle AgesAD 476 – 1500s
• French RevolutionMay 5, 1789
• Byzantine EmpireJanuary 17, AD 395 – May 29, 1453