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There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:inc.emailr.com include:spf.mailjet.com include:sparkpostmail.com include:eu.mailgun.org -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com include:inc.emailr.com include:spf.mailjet.com include:sparkpostmail.com include:eu.mailgun.org -all