すみません、また返信に時間が掛かってしまいました。
自分の無知を恥じるばかりです…。
Received: from msbadger0602.apple.com (msbadger0602.apple.com. [17.254.6.245])
by mx.google.com with ESMTPS id u1si35762649pdo.16.2015.08.25.18.06.39
for <私のアドレス>
ここでよろしかったでしょうか?
一応、他にReceiveとついた部分も抜き出してみました。
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X-Received: by 10.50.17.9 with SMTP id k9mr160696igd.93.1440551200417;
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Authentication-Results: mx.google.com;
spf=pass (google.com: domain of marketresearch_i_bounces@insideapple.apple.com designates 17.254.6.245 as permitted sender) smtp.mailfrom=marketresearch_i_bounces@insideapple.apple.com;
dkim=pass header.i=@insideapple.apple.com;
dmarc=pass (p=REJECT dis=NONE) header.from=insideapple.apple.com
よろしくお願いします。