This article assumes you have already created a DMARC record. If not, please use this guide to create a DMARC record.

1.Login to cPanel and go to Zone Editor

2.Click Manage

3.Click Add Record then add the records below (Replace truehost.dev with your domain name)

Name: _DMARC.truehost.dev

TTL: 14400

Type: TXT

Record: v=DMARC1; p=quarantine; rf=afrf; sp=quarantine; fo=1; adkim=r; aspf=r

Then click Save Record

NOTE:

The details in step 3 above are obtained from the MX Tool Box page after generating DMARC record as per this guide