Domains with DNS TXT v=spf1 ip4:115.165.164.15 ip4:115.165.164.4 mx:hpt.vn a:mail.hpt.vn a:smtp1.hpt.vn a:smtp2.hpt.vn a:hpt.vn include:spf.protection.outlook.com -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:115.165.164.15 ip4:115.165.164.4 mx:hpt.vn a:mail.hpt.vn a:smtp1.hpt.vn a:smtp2.hpt.vn a:hpt.vn include:spf.protection.outlook.com -all.

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