Email Sample

mail_as_received.txt

X-Apparently-To: dmarshal@yahoo-inc.com; Wed, 10 Aug 2016 22:24:24 +0000
Return-Path: <dmarshal@yahoo-inc.com>
Received-SPF: pass (domain of yahoo-inc.com designates 216.145.54.173 as permitted sender)
X-YMailISG: v5I10h4WLDustnORVmm9FCUyofgYeigut32cvmA75vwCXzHw
 tgjzk1frgI5rtjkcs.Gp8h72WY7lcQblNZyaYiw57kp8PAkLAZf4O77tmkuT
 5b3ZPtUdyUqxAeJLrta9AD6dw68V43ROSC1s9uUmoLxjyn5voEDDeA6iBdN3
 J7KWiMG2SNNo9B_RP5klwX1OlHe02zMaS7Hrl_G2bN5cIu3U6dEGAKdnGSay
 P.GbYUpT_QnoNGWCD3JodNHW1C9z_EVrmEWfC8aflYQSYXJY3zICXoJbEo4_
 QCfJ5m7su75s5cHZecxoWYkPsbTDByhIFJxv9wEpuRlzvlFExF8cEaGBOlCI
 bY0GoR3jMEP66zGlIulsCdIrVS2jblVgZkC5RfOg7sOcMoEliOkwX5EtZQ5g
 UrjweKgc4wX8jf7EJJ3zEpIjedIPa6cAYaE_J_Jfo9Ag3DYpbq2qD4XYWgd2
 dG29jdXbajjKXJ7JI7YDxH70BnUCQ6_An7ktprtKdR_BRJUuscbi.gZDl7Cr
 296agYWiKWHsIkdfCroiJLTRJxL34YutepwrFYoW8UOdzZYY9Ae86_SQFsxW
 y_NsTtaYtu62D_uBL59RRrgWSvyvWfG4Nn.ldAfz6PTA__Q30Pbk9zxoqUix
 kabmoawcZkwJx0NyhrsgFGscqNQ_lQfmYh.SddewqNx3vBbYAFArqX0Cgojm
 1eqxo_A1rPc19e.eQS8SwrVENdHKLYY2hcPRpJbTFrkW_Aa5BY7oFdJGcUDH
 ._vA6OjpHu1g50Ql7DWMfhEI1jRX1gH0qOYk7j6qFRJTeBIg2EkdgsyaAPYl
 d84SW5j_b6U1RYLQXC.X2o53Pm0kLSJ9A25l2gM02qolBappy7iKvFk4qDkg
 IVj81cismmJUbdT7xRa7q37E.DlQ_banRYxFLuwG.LXHyLsil0YPPj46VSBc
 lKTag2RpcCNj4DOmb_CQETan.4mOcRLCFEzgrimN66z8O8Qo.dE3KoV.iUVX
 6DMERKTuDSPW3TITiB9Fpq33O_MsscL06zPC8Uv4O9U-
X-Originating-IP: [216.145.54.173]
Authentication-Results: mta2001.corp.mail.ne1.yahoo.com  from=one.com; domainkeys=neutral (no sig);  from=one.com; dkim=neutral (no sig)
Received: from 209.85.161.201  (EHLO mrout3.yahoo.com) (216.145.54.173)
  by mta2001.corp.mail.ne1.yahoo.com with SMTPS; Wed, 10 Aug 2016 22:24:24 +0000
Received: from nearlywinter-lm-display.corp.yahoo.com (nearlywinter-lm-display.corp.yahoo.com [10.72.182.254])
	by mrout3.yahoo.com (8.15.2/8.15.2/y.out) with SMTP id u7AMMmMo027897
	for <dmarshal@yahoo-inc.com>; Wed, 10 Aug 2016 15:23:06 -0700
Date: Wed, 10 Aug 2016 15:22:48 -0700
Message-Id: <201608102223.u7AMMmMo027897@mrout3.yahoo.com>
X-Authentication-Warning: mrout3.yahoo.com: nearlywinter-lm-display.corp.yahoo.com [10.72.182.254] didn't use HELO protocol
MIME-Version: 1.0
Content-type: multipart/alternative; boundary="foo"
From: No One In Particular <some@one.com>
To: No One Of Importance <someone@else.com>
Subject: From/To/Subject Appear After Content-type Header
Content-Length: 314

This is the preamble, which is whatever is in the body
before the first boundary.
--foo
Content-type: text/plain

This is the text/plain part.
--foo
Content-type: text/html

This is the <strong>text/html</strong> part.
--foo

This is the epilogue, which is whatever is in the body
after the last boundary.
--foo--

mail_as_sent.txt

MIME-Version: 1.0
Content-type: multipart/alternative; boundary="foo"
From: No One In Particular <some@one.com>
To: No One Of Importance <someone@else.com>
Subject: From/To/Subject Appear After Content-type Header

This is the preamble, which is whatever is in the body
before the first boundary.
--foo
Content-type: text/plain

This is the text/plain part.
--foo
Content-type: text/html

This is the <strong>text/html</strong> part.
--foo

This is the epilogue, which is whatever is in the body
after the last boundary.
.
250 2.0.0 u7AMMmMo027897 Message accepted for delivery