Domains with DNS TXT v=spf1 mx include:spf.protection.outlook.com include:servers.mcsv.net include:spf.iwgroup.com.br include:mail.zendesk.com include:_spf.rdstation.com.br include:sendgrid.net -all
There is 1 domain that have DNS TXT set to v=spf1 mx include:spf.protection.outlook.com include:servers.mcsv.net include:spf.iwgroup.com.br include:mail.zendesk.com include:_spf.rdstation.com.br include:sendgrid.net -all.