securing relay...

[Alex Neuman]

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Glenn Steen wrote:
> about this ("NDR-spam", "backwash", whatever). You could be
> "originating" a hefty amount of spam, yes. But, to my knowledge, no
> BLs blacklist this type of behaviour as such ... yet (but then, you
>   
I think I once looked something up on dnsstuff.com's list and the RBL 
said something about IP's being blocked for (virus bounces|bogus 
NDRs|open proxies) - so I wouldn't rule it out.

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