Status

API Status | Twitter Developers

https://dev.twitter.com/overview/status

AWS Service Health Dashboard - Jun 21, 2016 PDT

http://status.aws.amazon.com/

Google Apps Status Dashboard

http://www.google.com/appsstatus#hl=ja&v=status

Google Cloud Status Dashboard

https://status.cloud.google.com/

プラットフォームの状態 - 開発者向けFacebook

https://developers.facebook.com/status/