Domains with DNS TXT v=spf1 ip4:216.18.206.26 ip4:173.231.17.146 +mx +a +ip4:67.222.152.104 +ip4:67.222.151.174 +ip4:67.222.158.122 +ip4:209.236.113.46 +include:spf.mandrillapp.com +include:mail.zendesk.com ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:216.18.206.26 ip4:173.231.17.146 +mx +a +ip4:67.222.152.104 +ip4:67.222.151.174 +ip4:67.222.158.122 +ip4:209.236.113.46 +include:spf.mandrillapp.com +include:mail.zendesk.com ~all.

Top Domains with TXT set to v=spf1 ip4:216.18.206.26 ip4:173.231.17.146 +mx +a +ip4:67.222.152.104 +ip4:67.222.151.174 +ip4:67.222.158.122 +ip4:209.236.113.46 +include:spf.mandrillapp.com +include:mail.zendesk.com ~all