Domains with DNS TXT v=spf1 ip4:10.20.20.51 ip4:204.228.221.230 ip4:204.228.221.228 include:spf.protection.outlook.com -all

There are 6 domains that have DNS TXT set to v=spf1 ip4:10.20.20.51 ip4:204.228.221.230 ip4:204.228.221.228 include:spf.protection.outlook.com -all. The top 6 records ordered by domain rank are listed below.

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