How to interpret this record from mail header ?

[Najtssob]

X-Spam-Status: Yes, score=7.274 required=5 tests=[DOS_OE_TO_MX_IMAGE=1.886,
DYN_RDNS_AND_INLINE_IMAGE=1.344, DYN_RDNS_SHORT_HELO_HTML=0.001,
DYN_RDNS_SHORT_HELO_IMAGE=2.516, EXTRA_MPART_TYPE=1,
FSL_HELO_NON_FQDN_1=0.001, HELO_NO_DOMAIN=0.001, HTML_MESSAGE=0.001,
RDNS_DYNAMIC=0.363, RFC_ABUSE_POST=0.001,
SHORT_HELO_AND_INLINE_IMAGE=0.16] autolearn=disabled

Is there a list with all flags and what do they mean ?

Thank you very much.

[phoenix]

Is there a list with all flags and what do they mean ?

Yes there is, spamassassin is an Apache project and you should find details on their website. You could always enter the rule name in a web search: +"DOS_OE_TO_MX_IMAGE" - Yahoo! Search Results