Domains with DNS TXT v=spf1 mx a:newsletter.trivago.net include:mail.zendesk.com include:spf.protection.outlook.com -all
There are 35 domains that have DNS TXT set to v=spf1 mx a:newsletter.trivago.net include:mail.zendesk.com include:spf.protection.outlook.com -all. The top 35 records ordered by domain rank are listed below.