Domains with DNS TXT v=spf1 include:spf.protection.outlook.de a:office.sas911.net a:de.mailers.system-monitor.com include:mailgun.org include:amazonses.com -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.de a:office.sas911.net a:de.mailers.system-monitor.com include:mailgun.org include:amazonses.com -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.de a:office.sas911.net a:de.mailers.system-monitor.com include:mailgun.org include:amazonses.com -all