|Situation||You see SPF delivery failure mentioned as a Delivery Status or in other areas.|
|Solution||SPF delivery status is normally due to destination sever checking SPF record.|
As part of the Proofpoint Essentials spam scanning, the senders SPF record can contribute to the overall spam score of the message. Proofpoint Essentials does not block an email outright for SPF entry. This is because there are a large number of domains that have an incorrect SPF record.
If you see SPF failure mentioned in the Delivery Status it is likely due to the destination mail server checking the SPF record. Please review your mail server for any type of SPF check scanning.