MS Exchange customers may experience issues sending and receiving mail.
MS Exchange 2007/10 are not affected, OpenXchange customers are not affected.
June 10, 2017 - 01:34 PDT - Issue reported
June 10, 2017 - 02:43 PDT - Root cause Identified
June 10, 2017 - 03:28 PDT - Primary functions transitioned to backup infrastructure server. Service might still be degraded.
June 11, 2017 - 03:19 PDT - Engineers working on replacing primary infrastructure server for legacy HEX 2003 environment.
June 12, 2017 - 07:05 PDT - Primary and backup infrastructure servers functioning properly. We are currently working on restoring all services related to the HEX 2003 environment.
June 13, 2017 - 10:46 PDT - Email flow has been restored and sending/receiving works fine.
Engineers are currently working on resolving the SiteControl errors issue.