Domains with DNS TXT v=spf1 mx a a:spf.emailsignatures365.com include:spf.protection.outlook.com a:plesk01.helitravel.de a:blue.datux.org ~all
There is 1 domain that have DNS TXT set to v=spf1 mx a a:spf.emailsignatures365.com include:spf.protection.outlook.com a:plesk01.helitravel.de a:blue.datux.org ~all.