Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:customer.mailguard.com.au include:_spf.bullhornmail.com include:8207548.spf05.hubspotemail.net a:o1.email.bullhorn.com ip4:50.23.252.166 ip4:13.54.6.139 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:customer.mailguard.com.au include:_spf.bullhornmail.com include:8207548.spf05.hubspotemail.net a:o1.email.bullhorn.com ip4:50.23.252.166 ip4:13.54.6.139 -all.

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