Domains with DNS TXT v=spf1 include:_spf.onlinespamfilter.nl include:spf.protection.outlook.com -all
There are 27 domains that have DNS TXT set to v=spf1 include:_spf.onlinespamfilter.nl include:spf.protection.outlook.com -all. The top 27 records ordered by domain rank are listed below.