Spam detection software, running on the system "mail.pglaf.org", has identified this incoming email as possible spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Dear madam/sir£¬    I saw an article http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [URIs: qq.com] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [1994660838[at]qq.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 HTML_MESSAGE BODY: HTML included in message 0.3 HTML_OBFUSCATE_05_10 BODY: Message is 5% to 10% HTML obfuscation -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 1.0 RDNS_DYNAMIC Delivered to internal network by host with dynamic-looking rDNS 2.0 HELO_DYNAMIC_IPADDR Relay HELO'd using suspicious hostname (IP addr 1) 0.0 NO_FM_NAME_IP_HOSTN No From name + hostname using IP address The original message was not completely plain text, and may be unsafe to open with some email clients; in particular, it may contain a virus, or confirm that your address can receive spam. If you wish to view it, it may be safer to save it to a file and open it with an editor.