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[Sophos Notification] Advisory: Central Email, Sophos Email Appliance, PureMessage for Unix delivery to comcastbusiness

Hi everyone,

Customers may receive NDRs when sending Outbound emails using *.comcastbusiness.net. These emails will not show in the Central Email logs at the moment.

For more information, please refer to the below article:

Outbound delivery using Central Email and Comcast might fail

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0 FloSupport over 5 years ago

[Update]

As of December 27th, 23:20 UTC the issue to and from comcastbusiness IPs is now resolved. If there are any reports of problems for domains with no relation to Comcast, please contact Sophos Technical Support and reference this article.

Florentino
Director, Global Community & Digital Support
Are you a Sophos Partner? | Product Documentation | @SophosSupport | Sign up for SMS Alerts
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0 FloSupport over 5 years ago

[Update]

As of December 27th, 23:20 UTC the issue to and from comcastbusiness IPs is now resolved. If there are any reports of problems for domains with no relation to Comcast, please contact Sophos Technical Support and reference this article.

Florentino
Director, Global Community & Digital Support
Are you a Sophos Partner? | Product Documentation | @SophosSupport | Sign up for SMS Alerts
If a post solves your question, please use the 'Verify Answer' button.

The Award-winning Home of Sophos Support Videos! - Visit Sophos Techvids
Cancel
Vote Up 0 Vote Down

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