Domains with DNS TXT v=spf1 mx a ip4:213.133.104.166 include:_spf.mailersend.net include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 mx a ip4:213.133.104.166 include:_spf.mailersend.net include:spf.protection.outlook.com -all.