Domains with DNS TXT v=spf1 ip4:212.16.187.146 include:_spf.reliablemail.org +a +mx +include:spf.protection.outlook.com include:sendgrid.net include:mailgun.org include:relay.mailchannels.net -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:212.16.187.146 include:_spf.reliablemail.org +a +mx +include:spf.protection.outlook.com include:sendgrid.net include:mailgun.org include:relay.mailchannels.net -all.

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