# 1.3
\d\s+(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s+\d\d\d\d\s+\d\d:\d\d(:\d\d)?\s+[+\-]\d\d[6-9]\d
\d\s+(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s+201[4-9]\s+\d\d:\d\d(:\d\d)?\s+[+\-]\d\d\d\d
\%RND(?:DIGIT|[LU]CCHAR)\[?\d+\-*\d*\]? 
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\0=>0.9
DKIM-Signature=>0.1