. . ... The main fields located in the email message header are the from, to, subject, and date. The header also contains various technical details,.... . . ... Email Headers - are the meta-data attached to emails that provide tracking information of mails such as sender, receiver, subject,.... Email Header Analyzer What is Email Header? Definition of Email Header A header is the section of code attached to each email, containing information about.... . . ... Header is most interesting part of an email. Header includes the information we need in order to track the origin and authenticity of a message.. . . ... The sender composes the email at gmail.com, and userexample.com receives it in the email client Apple Mail. Here is the example header From.... . . ... Understand what exactly email headers are and why theyre important in this guide Subscribe.... . . ... The message header contains the senders and recipients email addresses and the date and subject of the message. The message body is the actual..