Domains with DNS TXT v=spf1 include:spf.mandrillapp.com include:au._netblocks.mimecast.com include:sendgrid.net ip4:110.173.135.205 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.mandrillapp.com include:au._netblocks.mimecast.com include:sendgrid.net ip4:110.173.135.205 -all.