Emails sent via Hosted Email Security (HES) outbound filtering are blocked by some destination mail servers

- Updated:
- 10 Aug 2017
- Product/Version:
- Hosted Email Security 1.9.8
- Hosted Email Security 2.0
- Platform:
- N/A N/A

Summary

Some destination mail servers perform Sender Policy Framework (SPF) checking therefore emails sent via HES outbound filtering are getting blocked by those destination mail servers.

Details

To resolve the issue:

Go to the DNS configuration of your domain and create a .TXT record.
Insert the SPF record syntax for HES outbound servers:
For all regions:

v=spf1 include:spf.hes.trendmicro.com ~all

Rating:

Category:

Configure

Solution Id:

1057622

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