Domains with DNS TXT v=spf1 include:spf.smtp2go.com include:spf.protection.outlook.com ip4:51.77.225.149 ip4:103.36.108.71 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.smtp2go.com include:spf.protection.outlook.com ip4:51.77.225.149 ip4:103.36.108.71 -all.

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