Domains with DNS TXT v=spf1 mx include:spf.protection.outlook.com include:spf-uk.emailsignatures365.com include:spf.ess.uk.barracudanetworks.com include:_spf.elasticemail.com -all
There is 1 domain that have DNS TXT set to v=spf1 mx include:spf.protection.outlook.com include:spf-uk.emailsignatures365.com include:spf.ess.uk.barracudanetworks.com include:_spf.elasticemail.com -all.