Domains with DNS TXT v=spf1 ip4:50.116.21.208 ip4:158.51.132.209 ip4:158.51.132.44 +a +mx include:mailgun.org include:spf.protection.outlook.com include:outlook.com include:servers.mcsv.net include:spf.ess.barracudanetworks.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:50.116.21.208 ip4:158.51.132.209 ip4:158.51.132.44 +a +mx include:mailgun.org include:spf.protection.outlook.com include:outlook.com include:servers.mcsv.net include:spf.ess.barracudanetworks.com -all.