Domains with DNS TXT v=spf1 +mx +a +include:spf.a2hosting.com +include:relay.mailchannels.net +include:spf.mandrillapp.com -all
There is 1 domain that have DNS TXT set to v=spf1 +mx +a +include:spf.a2hosting.com +include:relay.mailchannels.net +include:spf.mandrillapp.com -all.