> In l42g2000hsc.googlegroups.com>, on
> 05/02/2008
> at 02:34 AM, pjmignone gmail.com> said:
>

>>We just switch providers and got a new ip's. The ips were blocked by
>>spamhaus pbl, APEWS, earthlink, etc. e.g. 12.68.51.31.

> [...]
> Your best bet at this point is to demand that they assign you new
> addresses in a clean IP block. Your correspondents could ask their
> postmasters to whitelist you, but not all will.
>
> Long run, you need due diligence when selecting a new provider. Check
> their reputation and *also* check the specific IP block that they want to
> assign you. If both aren't clean, go elsewhere.
>
> You might need to involve your legal staff in order to either get clean IP
> addresses or to break the contract. They should be able to advise you as
> to what your options are and what the associated legal expenses would be.
> As a layman it looks like bait-and-switch, but caveat emptor might apply.