Domains with DNS TXT v=spf1 mx ip4:148.163.140.28 ip4:148.163.144.23 ip4:12.20.116.119 include:mail.zendesk.com include:sendgrid.net -all
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:148.163.140.28 ip4:148.163.144.23 ip4:12.20.116.119 include:mail.zendesk.com include:sendgrid.net -all.