Domains with DNS TXT v=spf1 +a +mx +ip4:18.229.223.251 +ip4:172.31.6.100 include:spf.mandrillapp.com ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:18.229.223.251 +ip4:172.31.6.100 include:spf.mandrillapp.com ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:18.229.223.251 +ip4:172.31.6.100 include:spf.mandrillapp.com ~all