Domains with DNS TXT v=spf1 include:secondstreetmail.com include:include:spf.protection.outlook.com include:spf.sendinblue.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:secondstreetmail.com include:include:spf.protection.outlook.com include:spf.sendinblue.com -all.