Domains with DNS TXT v=spf1 mx a a:mail01.altemeier.net a:smtprelay.altemeier.net a:smtp.altemeier.net include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
There is 1 domain that have DNS TXT set to v=spf1 mx a a:mail01.altemeier.net a:smtprelay.altemeier.net a:smtp.altemeier.net include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all.