Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:one.zoho.com include:relay.mailchannels.net ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:one.zoho.com include:relay.mailchannels.net ~all.