Code:
Spam detection software, running on the system "mail.example.com", has identified this incoming email as possible spam. <boring stuff deleted> Content analysis details: (9.2 points, 4.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 1.7 URIBL_DBL_SPAM Contains an URL listed in the DBL blocklist [URIs: some-spammer-addy] 1.4 FSL_HELO_BARE_IP_1 FSL_HELO_BARE_IP_1 1.2 RCVD_HELO_IP_MISMATCH Received: HELO and IP do not match, but should 0.9 RCVD_NUMERIC_HELO Received: contains an IP address used for HELO 0.6 URIBL_SBL Contains an URL listed in the SBL blocklist [URIs: some-spammer-addy] 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 HTML_FONT_LOW_CONTRAST BODY: HTML font color similar to background 1.1 MIME_HTML_ONLY BODY: Message only has text/html MIME parts 1.1 DCC_CHECK Listed in DCC (another-addy/anti-spam/dcc/) 1.1 SUBJ_ILLEGAL_CHARS Subject: has too many raw illegal characters 0.1 SUBJECT_NEEDS_ENCODING SUBJECT_NEEDS_ENCODING
Snigger. The "illegal characters" in the subject line was a Euro symbol
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