Domains with DNS TXT v=spf1 mx include:spf.protection.outlook.com include:worldsecuresystems.com ip4:192.252.156.144 ip4:110.145.10.54 include:s1111.smtp-spf.sureserver.com include:relay.mailchannels.net include:_spf.createsend.com -all

There is 1 domain that have DNS TXT set to v=spf1 mx include:spf.protection.outlook.com include:worldsecuresystems.com ip4:192.252.156.144 ip4:110.145.10.54 include:s1111.smtp-spf.sureserver.com include:relay.mailchannels.net include:_spf.createsend.com -all.

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