Domains with DNS TXT v=spf1 ip4:51.159.198.176 include:spf.mandrillapp.com include:spf4.sbr-master.net include:_spf.google.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:51.159.198.176 include:spf.mandrillapp.com include:spf4.sbr-master.net include:_spf.google.com -all.