19:55 UTC (12:55 PDT)

Proofpoint Essentials mail delivery rates have returned to normal and all queued email has been delivered.

19:20 UTC (12:22 PDT)

Proofpoint Essentials is currently experiencing delays in mail delivery in our US1 data center. Mail is flowing, but at lower than expected volumes. Mail is being queued and will not be lost. Proofpoint is working to quickly resolve the issue and will be posting another update in 60 minutes.

17:20 UTC (10:20 PDT)

Update: Proofpoint Essentials is currently experiencing delays in mail delivery in our US1 data center. Proofpoint Operations teams are working quickly to resolve the issue. Mail queues are reducing and queued email will not be lost.

For regular updates, please visit http://support.proofpointessentials.com/. A further update will be posted once the incident is stabilized and upon closure.

Incident Start Time (in UTC): 4 May 2016 15:42 UTC (08:42 PDT)

16:35 UTC (09:35 PDT)

Proofpoint Essentials has encountered a disruption with network connectivity in our Atlanta datacenter, beginning at approximately 8:45 a.m. Pacific / UTC 15:45. This was resolved by approximately 9:15 a.m. Pacific / UTC 16:25. Users may experience mail queues as service returns to normal. No mail was lost during this incident.