Twitter's down: Cyberattack causes major problems for Twitter, Spotify, SoundCloud, Vox Media sites, Airbnb and numerous other sites.

◼ Sites across the internet suffer outage after cyberattack - Mashable

Massive cyberattack takes down major US websites https://t.co/nMBJrKk9W0 pic.twitter.com/DVHwXo559w

— The Hill (@thehill) October 21, 2016