Domains with DNS TXT v=spf1 ptr:216.198.213.10 ptr a mx include:mailserver.thesabresolution.com -all
There are 12 domains that have DNS TXT set to v=spf1 ptr:216.198.213.10 ptr a mx include:mailserver.thesabresolution.com -all. The top 12 records ordered by domain rank are listed below.