Domains with DNS TXT v=spf1 ip4:164.160.91.46 include:spf.zamailgate.com +a +mx +ip4:164.160.91.39 include:sendgrid.net -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:164.160.91.46 include:spf.zamailgate.com +a +mx +ip4:164.160.91.39 include:sendgrid.net -all.