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