Domains with DNS TXT v=spf1 mx ip4:23.253.183.209 ip4:174.142.67.164 ip4:208.66.228.39 ip4:104.155.188.70 ip4:35.182.23.7 include:sendgrid.net include:mail2.rpnao.org include:spf.protection.outlook.com include:mailgun.org include:sendmail.rpnao.org ~all

There is 1 domain that have DNS TXT set to v=spf1 mx ip4:23.253.183.209 ip4:174.142.67.164 ip4:208.66.228.39 ip4:104.155.188.70 ip4:35.182.23.7 include:sendgrid.net include:mail2.rpnao.org include:spf.protection.outlook.com include:mailgun.org include:sendmail.rpnao.org ~all.

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