Domains with DNS TXT v=spf1 +mx +a +ip4:198.46.82.21 +include:smtp.serverconfig.com +include:servers.mcsv.net +include:spf.protection.outlook.com -all

There is 1 domain that have DNS TXT set to v=spf1 +mx +a +ip4:198.46.82.21 +include:smtp.serverconfig.com +include:servers.mcsv.net +include:spf.protection.outlook.com -all.

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