Mail delivery failed: returning message to sender

The server recently changed hostname from “whm” to “143-198-59-81.cprapid.com”. As part of this change, a background task was launched to update the hostname in individual users' Horde databases. The outcome of this task was: Success.

No action is required on your part.

Additional detail:

[2021-07-29 06:34:16 +0000] info [/usr/local/cpanel/scripts/dav_change_hostname] The system will now change the calendar and address book hostnames from “whm” to “143-198-59-81.cprapid.com”.
[2021-07-29 06:34:16 +0000] info [/usr/local/cpanel/scripts/dav_change_hostname] No users require a hostname update.

“Hostname Change Notifications” notifications are currently configured to have an importance of “Low”. You can change the importance or disable this type of notification in WHM’s Contact Manager at: https://143-198-59-81.cprapid.com:2087/scripts2/editcontact?event=DAV::ChangeHostname

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