text: Dyn cyberattackFile:Level3 Outage Map (US) - 21 October 2016.pngMap of areas most affected by attack,16:45 UTC, 21 October 2016.DateOctober 21, 2016 (2016-10-21)Time12:10 – 14:20 UTC16:50 – 18:11 UTC 21:00 – 23:11 UTCLocationEurope and North America, especially the Eastern United StatesTypeDistributed denial-of-serviceParticipantsUnknownSuspect(s)New World Hackers, Anonymous(self-claimed)