Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf-au.emailsignatures365.com include:email.rexsoftware.com ip4:144.6.194.164 ip4:144.6.232.85 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf-au.emailsignatures365.com include:email.rexsoftware.com ip4:144.6.194.164 ip4:144.6.232.85 -all.