Test filesEmail › winmail-tnef.eml

Sample EML file (winmail tnef)

A message carrying an application/ms-tnef part named winmail.dat, which is how Outlook wraps rich formatting and attachments when it uses TNEF.

↓ Download winmail-tnef.eml
Filenamewinmail-tnef.eml
FormatEML
Size695 bytes (695 bytes)
MIME typemessage/rfc822
SHA-256a788036cd4a5f4d46f0a658e914bc67e824c578b8527e8913df4f37a4caf4edb
What this file catchesThe classic "why did I receive winmail.dat" bug. Catches clients that surface the TNEF blob as an unreadable attachment instead of decoding the attachments inside it.

Download & verify

curl -fsSL -o "winmail-tnef.eml" "https://files.hexaqa.com/email/winmail-tnef.eml"
curl -fsSL "https://files.hexaqa.com/email/winmail-tnef.eml" | sha256sum # expect: a788036cd4a5f4d46f0a658e914bc67e824c578b8527e8913df4f37a4caf4edb

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