(unknown)

Spam detection software, running on the system "ciao.gmane.io",
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
@@CONTACT_ADDRESS@@ for details.

Content preview:  Linux https://clck.ru/NtzvH Shane 

Content analysis details:   (5.5 points, 5.0 required)

 pts rule name              description
---- ---------------------- --------------------------------------------------
 0.0 URIBL_BLOCKED          ADMINISTRATOR NOTICE: The query to URIBL was
                            blocked.  See
                            http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block
                             for more information.
                            [URIs: clck.ru]
 0.2 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level
                            mail domains are different
 0.1 DKIM_SIGNED            Message has a DKIM or DK signature, not necessarily
                            valid
 1.7 RAZOR2_CHECK           Listed in Razor2 (http://razor.sf.net/)
 2.0 PYZOR_CHECK            Listed in Pyzor
                            (https://pyzor.readthedocs.io/en/latest/)
 2.4 RAZOR2_CF_RANGE_51_100 Razor2 gives confidence level above 50%
                            [cf: 100]
 0.0 DIGEST_MULTIPLE        Message hits more than one network digest check
 0.0 T_DKIM_INVALID         DKIM-Signature header exists but is not valid
-1.0 MAILING_LIST_MULTI     Multiple indicators imply a widely-seen list
                            manager