Domains with DNS TXT v=spf1 +a +mx +ip4:194.150.248.22 include:_spf.tophost.ch include:relay.mailchannels.net +include:spf.protection.outlook.com -all

There are 15 domains that have DNS TXT set to v=spf1 +a +mx +ip4:194.150.248.22 include:_spf.tophost.ch include:relay.mailchannels.net +include:spf.protection.outlook.com -all. The top 15 records ordered by domain rank are listed below.