Причем этот адрес прописан не только в адресе письма, но и в заголовке "RFC-822", типа так:
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(may be forged))
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From: =?koi8-r?B?IuzAwsnNIg==?= <vqrjd@bluetowersoft.com>
To: <yyyyy@daewootextile.com>
Subject: =?koi8-r?B?UmU6IFJlOiBSZTog08XS1MnGycvB1
Date: Thu, 14 Feb 2008 13:49:35 +0200
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Status: RO
