Domains with DNS TXT v=spf1 ip4:174.137.67.226 ip4:174.137.64.196 include:spf.ess.barracudanetworks.com include:sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:174.137.67.226 ip4:174.137.64.196 include:spf.ess.barracudanetworks.com include:sendgrid.net ~all.