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Mail is rejected with the reason "Malformed Email Rejected" in Hosted Email Security (HES)

    • Updated:
    • 18 Oct 2021
    • Product/Version:
    • Hosted Email Security 2.0
    • Platform:
    • N/A N/A

NOTE: You are viewing an archived article because the product(s) tagged is no longer supported or the information mentioned is already outdated.


You receive a Non-Delivery Recipient (NDR) for a mail rejected by HES. The details show the following reason:

Malformed Email Rejected

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