Domains with DNS TXT v=spf1 ip4:174.142.221.52 include:relay.spamshield.io include:spf.protection.outlook.com -all

There are 2 domains that have DNS TXT set to v=spf1 ip4:174.142.221.52 include:relay.spamshield.io include:spf.protection.outlook.com -all. The top 2 records ordered by domain rank are listed below.

Top Domains with TXT set to v=spf1 ip4:174.142.221.52 include:relay.spamshield.io include:spf.protection.outlook.com -all