請問一下如何看出對方是用哪個帳號進行認證

dennis0628

請問一下如何看出對方是用哪個帳號進行認證
好像密碼被猜到了!!!!
想要知道是哪個帳號再亂發

Thu 2010-08-12 11:46:34: ----------
Thu 2010-08-12 11:46:36: Session 9945; child 12; thread 3636
Thu 2010-08-12 11:46:34: Accepting SMTP connection from [67.216.252.187:2082]
Thu 2010-08-12 11:46:34: --> 220 shinih.com ESMTP MDaemon 10.1.1; Thu, 12 Aug 2010 11:46:34 +0800
Thu 2010-08-12 11:46:35: <-- HELO 60.251.248.221
Thu 2010-08-12 11:46:35: --> 250 shinih.com Hello 60.251.248.221, pleased to meet you
Thu 2010-08-12 11:46:35: <-- MAIL FROM: <[email protected]>
Thu 2010-08-12 11:46:35: Performing IP lookup (pchome.com.tw)
Thu 2010-08-12 11:46:35: *  D=pchome.com.tw TTL=(41) A=[210.59.230.60]
Thu 2010-08-12 11:46:35: *  P=010 S=000 D=pchome.com.tw TTL=(36) MX=[mxs.pchome.com.tw] {211.20.188.150}
Thu 2010-08-12 11:46:35: ---- End IP lookup results
Thu 2010-08-12 11:46:35: --> 250 <[email protected]>, Sender ok
Thu 2010-08-12 11:46:36: <-- RCPT TO: <[email protected]>
Thu 2010-08-12 11:46:36: Sender attempted to deliver message to unknown address
Thu 2010-08-12 11:46:36: --> 550 <[email protected]>, Recipient unknown
Thu 2010-08-12 11:46:36: <-- RCPT TO: <[email protected]>
Thu 2010-08-12 11:46:36: Sender attempted to deliver message to unknown address
Thu 2010-08-12 11:46:36: --> 550 <[email protected]>, Recipient unknown
Thu 2010-08-12 11:46:36: <-- QUIT
Thu 2010-08-12 11:46:36: --> 221 See ya in cyberspace
Thu 2010-08-12 11:46:36: SMTP session terminated (Bytes in/out: 135/294)
Thu 2010-08-12 11:46:36: ----------
Thu 2010-08-12 11:46:36: Session 9949; child 16; thread 3544
Thu 2010-08-12 11:46:35: Accepting SMTP connection from [216.237.83.61:49670]
Thu 2010-08-12 11:46:35: --> 220 shinih.com ESMTP MDaemon 10.1.1; Thu, 12 Aug 2010 11:46:35 +0800
Thu 2010-08-12 11:46:35: <-- EHLO skybeam.com
Thu 2010-08-12 11:46:35: --> 250-shinih.com Hello skybeam.com, pleased to meet you
Thu 2010-08-12 11:46:35: --> 250-ETRN
Thu 2010-08-12 11:46:35: --> 250-AUTH=LOGIN
Thu 2010-08-12 11:46:35: --> 250-AUTH LOGIN CRAM-MD5
Thu 2010-08-12 11:46:35: --> 250-8BITMIME
Thu 2010-08-12 11:46:35: --> 250 SIZE 18000000
Thu 2010-08-12 11:46:36: <-- MAIL FROM:<[email protected]> SIZE=344
Thu 2010-08-12 11:46:36: Performing IP lookup (skybeam.com)
Thu 2010-08-12 11:46:36: *  D=skybeam.com TTL=(182) A=[208.68.50.108]
Thu 2010-08-12 11:46:36: *  P=010 S=000 D=skybeam.com TTL=(80) MX=[ismtp.skybeam.everyone.net]
Thu 2010-08-12 11:46:36: *  D=skybeam.com TTL=(240) A=[208.68.50.108]
Thu 2010-08-12 11:46:36: ---- End IP lookup results
Thu 2010-08-12 11:46:36: --> 250 <[email protected]>, Sender ok
Thu 2010-08-12 11:46:36: <-- RCPT TO:<[email protected]>
Thu 2010-08-12 11:46:36: Sender attempted to deliver message to unknown address
Thu 2010-08-12 11:46:36: --> 550 <[email protected]>, Recipient unknown
Thu 2010-08-12 11:46:36: <-- QUIT
Thu 2010-08-12 11:46:36: --> 221 See ya in cyberspace
Thu 2010-08-12 11:46:36: SMTP session terminated (Bytes in/out: 111/333)
Thu 2010-08-12 11:46:36: ----------

MarchFun

這裏面並沒有任何帳號進行認證的行為。