You mean like this:
X-Spam-Status: Yes, score=12.3
X-Spam-Score: 123
X-Spam-Bar: ++++++++++++
X-Spam-Report: Spam detection software, running on the system "aries.lunarpages.com", has
identified this incoming email as possible spam. The original message
has been attached to this so you can view it (if it isn't spam) or label
similar future email. If you have any questions, see
the administrator of that system for details.
Content preview: Gentile Banco Poste Italiane Utente, Eseguiamo attualmente
la manutenzione regolare delle nostre misure di sicurezza. Il suo conto è
stato scelto a caso per questa manutenzione, e lei sarà adesso portato attraverso
una serie di pagine di verifica di identità. [...]
Content analysis details: (12.3 points, 5.0 required)
pts rule name description
---- ---------------------- --------------------------------------------------
0.6 RCVD_IN_SORBS_WEB RBL: SORBS: sender is a abuseable web server
[69.15.44.218 listed in dnsbl.sorbs.net]
3.5 BAYES_99 BODY: Bayesian spam probability is 99 to 100%
[score: 0.9999]
0.7 SPF_FAIL SPF: sender does not match SPF record (fail)
[SPF failed: Please see http://www.openspf.org/Why?s=mfrom;id=bpol%40poste.it;ip=64.38.39.67;r=aries.lunarpages.com]
1.3 MISSING_HEADERS Missing To: header
1.5 HTML_IMAGE_ONLY_20 BODY: HTML: images with 1600-2000 bytes of words
0.0 HTML_MESSAGE BODY: HTML included in message
1.5 MIME_HTML_ONLY BODY: Message only has text/html MIME parts
0.1 HTML_MIME_NO_HTML_TAG HTML-only message, but there is no HTML tag
0.0 FORGED_OUTLOOK_TAGS Outlook can't send HTML in this format
0.0 FORGED_OUTLOOK_HTML Outlook can't send HTML message only
3.1 FORGED_MUA_OUTLOOK Forged mail pretending to be from MS Outlook
X-Spam-Flag: YES
Messages in my inbox have these headers, as well as headers with no indication of spam.