On Tue, 2010-04-20 at 11:34 -0700, R-Elists wrote:
> 
> > 
> > Having full rDNS isn't the issue.
> > 
> > What probably happened was something like this:
> > 
> > 1) your ISP reported their dynamic addresses to SORBS, or 
> > SORBS inferred them via various means.
> > 
> > 2) SORBS listed those addresses in DUL
> > 
> > 3) Your ISP ran low on static addresses, and allocated to you 
> > one of the addresses that was formerly a dynamic address.
> > 
> > 4) Your ISP did NOT inform SORBS of the change, or SORBS 
> > mechanisms for inferrence didn't pick up the change (or they 
> > don't bother to try to detect such changes)
> > 
> > 5) You're in the DUL even though you think you shouldn't be, 
> > because you're on a static IP.
> > 
> > What you need to do is force #4 to get fixed.
> > 
> > rDNS is a helpful part of the bigger picture, but has nothing 
> > to do with the above 5 steps/events.
> > 
> 
> John,
> 
> good info
> 
> thing is, let the isp deal with it all, it isnt nigels problem, he isnt the
> isp.
> 
> Nigel,
> 
> switch to different "clean" ip space with your isp and be done with it in 5
> minutes
> 
> you are the client, get your fix and move on
> 
>  - rh
> 
That's the best suggestion so far, but you'll have to take care of
mx/ptr records et al. These are 'clean' on Sorbs:

inetnum:        81.149.200.0 - 81.149.207.255
remarks:        *******************************************************
remarks:        * Please send abuse reports to ab...@btopenworld.com  *
remarks:        *******************************************************
remarks:        * USED FOR CUSTOMERS WITH SINGLE STATIC IP ADDRESSES  *
remarks:        *******************************************************
netname:        BT-ADSL
descr:          Single Static IP Addresses


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