Domains with DNS TXT v=spf1 ip4:24.173.181.123 ip4:76.99.96.90 ip4:209.163.225.34 include:spf.protection.outlook.com include:_netblocks.sparkpostmail.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:24.173.181.123 ip4:76.99.96.90 ip4:209.163.225.34 include:spf.protection.outlook.com include:_netblocks.sparkpostmail.com -all.