Postfix Question

For anyone who uses Postfix out there...
I'm getting this message deferral notice in the log summary,
wondering if it means I'm on some blacklist.
I checked ORBZ and RBL, didn't show up.
Anyone ever seen this before?

message deferral detail
-----------------------
  smtp
        34
FLAGDEFAULTRULE.CBASM.RBL.BLK.CDNSBL.RSS.DUL.OUTORBZ.INORBZ.OR...

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Phil Mattison
Ohmikron Corp.
480-722-9595
602-820-9452 Mobile