Please find the below steps to publish a DMARC record on GoDaddy DNS provider.

1. Log in to GoDaddy.
2. Click on the Manage button next to Domains.
3. From the DNS menu, select Manage Zones.
4. Select your domain or search for it using the provided search box.
5. Click on Add to create a new DNS record.
   (If you already see a record with name ‘_dmarc’, edit this record instead of creating a new record. You can’t have multiple DMARC records.)
6. In the Type box select TXT. Enter _dmarc as the host. Enter your DMARC TXT record in the TXT value box and click Save.

Note: It may take up to 48-hours to reflect your record, dependent on your DNS host.