Domains with DNS TXT v=spf1 ip4:20.76.228.226 include:spf.protection.outlook.com include:spf.messagelabs.com -all
There are 13 domains that have DNS TXT set to v=spf1 ip4:20.76.228.226 include:spf.protection.outlook.com include:spf.messagelabs.com -all. The top 13 records ordered by domain rank are listed below.