Domains with DNS TXT v=spf1 ip4:184.107.112.21 include:relay.spamshield.io ip4:174.142.221.20 +a +mx ~all

There are 103 domains that have DNS TXT set to v=spf1 ip4:184.107.112.21 include:relay.spamshield.io ip4:174.142.221.20 +a +mx ~all. The top 50 records ordered by domain rank are listed below.