Domains with DNS TXT v=spf1 +a +mx +ip4:148.251.217.242 +include:spf.protection.outlook.com +include:relay.mailchannels.net -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:148.251.217.242 +include:spf.protection.outlook.com +include:relay.mailchannels.net -all.