Domains with DNS TXT v=spf1 +a +mx +ip4:193.189.139.116 +include:spf.protection.outlook.com +include:smtp.voipoperator.nl-all ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:193.189.139.116 +include:spf.protection.outlook.com +include:smtp.voipoperator.nl-all ~all.

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