Domains with DNS TXT v=spf1 +a +mx +ip4:192.163.204.161 +ip4:192.163.204.163 +ip4:192.163.204.74 +ip4:142.4.6.198 +ip4:142.4.6.201 +include:spf.mandrillapp.com +include:sparkpostmail.com ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:192.163.204.161 +ip4:192.163.204.163 +ip4:192.163.204.74 +ip4:142.4.6.198 +ip4:142.4.6.201 +include:spf.mandrillapp.com +include:sparkpostmail.com ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:192.163.204.161 +ip4:192.163.204.163 +ip4:192.163.204.74 +ip4:142.4.6.198 +ip4:142.4.6.201 +include:spf.mandrillapp.com +include:sparkpostmail.com ~all