Domains with DNS TXT v=spf1 a include:google.com include:sendgrid.net include:trylon.org.spf.auto.dnssmarthost.net -all

There is 1 domain that have DNS TXT set to v=spf1 a include:google.com include:sendgrid.net include:trylon.org.spf.auto.dnssmarthost.net -all.

Top Domains with TXT set to v=spf1 a include:google.com include:sendgrid.net include:trylon.org.spf.auto.dnssmarthost.net -all