Domains with DNS TXT v=spf1 a include:spf.forwardemail.net include:forwardemail.net include:amazonses.com include:spf.mtasv.net -all
There is 1 domain that have DNS TXT set to v=spf1 a include:spf.forwardemail.net include:forwardemail.net include:amazonses.com include:spf.mtasv.net -all.