Header

What is the meaning of Header?

Headers are lines depicting specific routing information of an email message. A header may contain information like SMTP relays, authentication, date subject, recipient, sender, and more. A recipient can locate headers by viewing the source in the mail client.

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• Internet Service Provider (ISP)
• Panel Data
• Spamhaus
• Re-Engagement Campaign
• Commercial Email
• Engagement
• Complaints
• Post Office Protocol (POP)