Domains with DNS TXT v=spf1 a include:_spf.yourfilter.nl include:spf.protection.outlook.com -all
There are 22 domains that have DNS TXT set to v=spf1 a include:_spf.yourfilter.nl include:spf.protection.outlook.com -all. The top 22 records ordered by domain rank are listed below.
 DNS Data
                DNS Data