(PowerShell) Create DSN (Delivery Status Notification) Email

See more Email Object Examples

Note: This example requires Chilkat v11.0.0 or greater.

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Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$email = New-Object Chilkat.Email

$email.Subject = "Test"
$email.From = "joe@example.com"
$email.Body = "This is a test"
$email.AddTo("","recipient@example.com")

$($email.GetMime())
$("")
$("-------------------------------------------------------------")
$("")

# This is the email we just created:

# MIME-Version: 1.0
# Date: Mon, 12 May 2025 11:13:15 -0500
# Message-ID: <917FA49F75544EF51948B0A52F403B925B51073F@SLICE>
# Content-Type: text/plain; charset=us-ascii; format=flowed
# Content-Transfer-Encoding: 7bit
# X-Priority: 3 (Normal)
# Subject: Test
# From: joe@example.com
# To: recipient@example.com
# 
# This is a test

# -----------------------------------------------------------------
# Convert the above email into a DSN (Delivery Status Notification)

$xml = New-Object Chilkat.Xml
$xml.Tag = "DeliveryStatusFields"
$xml.NewChild2("Final-Recipient","rfc822; recipient@example.com")
$xml.NewChild2("Action","failed")
$xml.NewChild2("Status","5.1.2")
$xml.NewChild2("Diagnostic-Code","smtp; 550 5.1.2 Host unknown (Domain name not found)")
$dtNow = New-Object Chilkat.CkDateTime
$dtNow.SetFromCurrentSystemTime()
$xml.NewChild2("Last-Attempt-Date",$dtNow.GetAsRfc822($true))

$headerOnly = $true
$sbText = New-Object Chilkat.StringBuilder
$sbText.Append("This is an automatically generated Delivery Status Notification.`r`n`r`n")
$sbText.Append("Delivery to the following recipient failed permanently:`r`n`r`n")
$sbText.Append("    recipient@example.com`r`n`r`n")
$sbText.Append("Technical details of permanent failure:`r`n")
$sbText.Append("DNS Error: Domain name not found`r`n")

$explain = $sbText.GetAsString()

$dsnEmail = New-Object Chilkat.Email
$success = $email.ToDsn($explain,$xml.GetXml(),$headerOnly,$dsnEmail)
if ($success -eq $false) {
    $($email.LastErrorText)
    exit
}

$($dsnEmail.GetMime())

# Here's the MIME of the DNS email we just created:
# -------------------------------------------------

# Content-Type: multipart/report; report-type="delivery-status"; boundary="------------060100020300020303000802"
# 
# --------------060100020300020303000802
# Content-Type: text/plain; charset=windows-1252; format=flowed
# Content-Transfer-Encoding: 7bit
# 
# This is an automatically generated Delivery Status Notification.
# 
# Delivery to the following recipient failed permanently:
# 
#     recipient@example.com
# 
# Technical details of permanent failure:
# DNS Error: Domain name not found
# 
# --------------060100020300020303000802
# Content-Type: message/delivery-status
# 
# Final-Recipient: rfc822; recipient@example.com
# Action: failed
# Status: 5.1.2
# Diagnostic-Code: smtp; 550 5.1.2 Host unknown (Domain name not found)
# Last-Attempt-Date: Mon, 12 May 2025 11:30:39 -0500
# 
# --------------060100020300020303000802
# Content-Type: text/rfc822-headers; charset=windows-1252
# 
# MIME-Version: 1.0
# Date: Mon, 12 May 2025 11:30:39 -0500
# Message-ID: <B8E6875D582A78AE779FC0B46ACC8C858CEAF608@SLICE>
# Content-Type: text/plain; charset=us-ascii; format=flowed
# Content-Transfer-Encoding: 7bit
# X-Priority: 3 (Normal)
# Subject: Test
# From: joe@example.com
# To: recipient@example.com
# --------------060100020300020303000802--