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    <p>Hi, Mark, et al.,</p>
    <p>First, please forward me that email with headers intact. Can you
      also send me the headers you receive for this message, to use as
      comparison?<br>
    </p>
    <p>FYI, the past instances of this issue all had headers indicating
      the mail came from ISI, i.e., they looked exactly as they should
      if they were generated by the Mailman system itself.</p>
    <p>The header portion below is listed as coming from a 10-net
      address, which shouldn't even be crossing the Internet, so I'm not
      yet sure what it's evidence of.<br>
    </p>
    <p>Joe<br>
    </p>
    <br>
    <div class="moz-cite-prefix">On 8/23/2016 9:49 PM, Miles Fidelman
      wrote:<br>
    </div>
    <blockquote
      cite="mid:51946961-f354-697a-a833-564b74d63f75@meetinghouse.net"
      type="cite">
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      <p>Well, just got another one, timestamped 9:12</p>
      <p>And where the earlier ones asked me to confirm my unsubscribe
        request, this one says that it's forwarded it to the admin.</p>
      <p>And no, I did not send the original request - the From: line
        must be forged.  But... looking at the headers, it looks like it
        REALLY came from:</p>
      <p>from [unsubscribe] (unknown [10.10.31.123]) by
        smtp01.vaderetro-safeunsubscribe.com (Postfix) with SMTP id
        ED4591BF7CB for <a moz-do-not-send="true"
          class="moz-txt-link-rfc2396E"
          href="mailto:internet-history-request@postel.org"><internet-history-request@postel.org></a>;
        Wed, 24 Aug 2016 03:11:49 +0200 (CEST)<br>
      </p>
      <p>So who the hell is vaderetro-safeunsubscribe.com, and why is it
        trying to unsubscribe people from internet-history?</p>
      <p>Miles Fidelman<br>
      </p>
      <p><br>
      </p>
      <p> </p>
      <blockquote type="cite">
        <div class="moz-text-plain" wrap="true" graphical-quote="true"
          style="font-family: -moz-fixed; font-size: 12px;"
          lang="x-western">
          <pre wrap="">The results of your email command are provided below. Attached is your
original message.

- Results:
    Your unsubscription request has been forwarded to the list administrator for
approval.

- Done.

</pre>
        </div>
        <br>
        <fieldset class="mimeAttachmentHeader"><legend
            class="mimeAttachmentHeaderName">ForwardedMessage.eml</legend></fieldset>
        <table class="header-part1" border="0" cellpadding="0"
          cellspacing="0" width="100%">
          <tbody>
            <tr>
              <td>
                <div class="headerdisplayname" style="display:inline;">Subject:
                </div>
                unsubscribe</td>
            </tr>
            <tr>
              <td>
                <div class="headerdisplayname" style="display:inline;">From:
                </div>
                <a moz-do-not-send="true"
                  class="moz-txt-link-abbreviated"
                  href="mailto:mfidelman@meetinghouse.net">mfidelman@meetinghouse.net</a></td>
            </tr>
            <tr>
              <td>
                <div class="headerdisplayname" style="display:inline;">Date:
                </div>
                8/23/16, 9:11 PM</td>
            </tr>
          </tbody>
        </table>
        <table class="header-part2" border="0" cellpadding="0"
          cellspacing="0" width="100%">
          <tbody>
            <tr>
              <td>
                <div class="headerdisplayname" style="display:inline;">To:
                </div>
                <a moz-do-not-send="true"
                  class="moz-txt-link-abbreviated"
                  href="mailto:internet-history-request@postel.org">internet-history-request@postel.org</a></td>
            </tr>
          </tbody>
        </table>
      </blockquote>
      <br>
      <br>
      <div class="moz-cite-prefix">On 8/23/16 8:43 PM, Joe Touch wrote:<br>
      </div>
      <blockquote
        cite="mid:93d26d00-1557-e1f2-ee3d-0a3c9dbd1c23@isi.edu"
        type="cite">
        <pre wrap="">Hi, all,


On 8/23/2016 4:15 PM, Miles Fidelman wrote:
</pre>
        <blockquote type="cite">
          <pre wrap="">On 8/23/16 6:35 PM, Alan Clegg wrote:

</pre>
          <blockquote type="cite">
            <pre wrap="">On 8/23/16 6:13 PM, John R. Levine wrote:
</pre>
            <blockquote type="cite">
              <blockquote type="cite">
                <pre wrap="">I get them as well. I've seen them on other lists too.
</pre>
              </blockquote>
              <pre wrap="">The usual approach is to send mail to parts of the list with tagged
addresses to see which ones trigger the unsub-bot, and narrow it down to
the guilty party.
</pre>
            </blockquote>
          </blockquote>
          <pre wrap="">Or to just save incoming messages to  -request, so one can look at the 
headers.
</pre>
        </blockquote>
        <pre wrap="">The header indicates it's coming from the mailman system. I.e., these
aren't forged; they're unsub requests.

</pre>
        <blockquote type="cite">
          <blockquote type="cite">
            <pre wrap="">If only there were programmers around to make this happen....

</pre>
          </blockquote>
          <pre wrap="">Not even - just a sysadmin who can update the alias for -request, to add 
an actual mailbox.

Who's listmaster for ih anyway?
</pre>
        </blockquote>
        <pre wrap="">I am.

I did some digging on this issue and the suggestion is to disable user
unsubscribe completely (i.e., requires admin OK). Since I don't track
those mails, it may be more difficult to get off the list now, but at
least the stream of unsubs should calm down.

Please let me know if you see further unsub requests.

Joe
</pre>
      </blockquote>
      <br>
      <pre class="moz-signature" cols="72">-- 
In theory, there is no difference between theory and practice.
In practice, there is.  .... Yogi Berra</pre>
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