LZ帖下自己的邮箱地址

应该应该是通过你们公司的邮件服务器转发的垃圾邮件.
这个得联系LZ公司的邮件服务器管理员了.
Your message has been enqueued and undeliverable for 4 days
to the following recipients:

  Recipient address: dc_dc@natcomindia.org
  Reason: unable to deliver this message after 4 days

The mail system will continue to try to deliver your message
for an additional 3 days.