收件人和发件人回执不一致何故

youyouha

----- Original Message ----- From: "Mark M" <mark@yttone.com>To: "SUNNY" <song@yttone.com>Sent: Thursday, January 11, 2007 4:29 PMSubject: Read: Samples replacementThis is a receipt for the mail you sent to"Mark Burns" <mark@cheys.co.uk> at 1/11/2007 8:15 AMThis receipt verifies that the message has been displayed on the recipient's computer at 1/11/2007 8:29 AM@yttone.com和@cheys.co.uk是假的,这是保护公司秘密,我这就不填真的了.

钉子

是不是本身这封邮件的接收人，使用了多个的帐号接收邮件，用主帐号默认发了回执。或是接收人的邮件被同时抄送到了mark@cheys.co.uk，然后mark@cheys.co.uk看信时发了回执？