Domains with DNS TXT v=spf1 mx include:spf.protection.outlook.com ip4:216.242.251.155 a:servers.mcsv.net include:mail.rdphe.com -all
There is 1 domain that have DNS TXT set to v=spf1 mx include:spf.protection.outlook.com ip4:216.242.251.155 a:servers.mcsv.net include:mail.rdphe.com -all.