Domains with DNS TXT v=spf1 ip4:174.142.221.51 include:relay.spamshield.io +a +mx +ip4:184.107.112.53 ~all
There are 43 domains that have DNS TXT set to v=spf1 ip4:174.142.221.51 include:relay.spamshield.io +a +mx +ip4:184.107.112.53 ~all. The top 43 records ordered by domain rank are listed below.