Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:servers.mcsv.net include:mail1.rnsoftware.net ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:servers.mcsv.net include:mail1.rnsoftware.net ~all.