If you have email issues and get in touch with Koumbit, it is very likely you will be asked to send your email headers.
For more information on how to find your email headers, please visit http://mxtoolbox.com/Public/Content/EmailHeaders/
arobase.org (in French) also has instructions detailing how to view email headers in most email clients (Gmail, Yahoo! Mail, Outlook, Mail.app, etc.).
