Domains with DNS TXT v=spf1 a mx include:_spf.google.com include:spf.mandrillapp.com include:144510212.spf05.hubspotemail.net ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.google.com include:spf.mandrillapp.com include:144510212.spf05.hubspotemail.net ~all.