Anyone using zen.spamhaus.org?

[Alex Neuman van der Hans]

Res wrote:

> Like I said try running greylisting on a network that does several 
> million emails per day with several MX's, you might say ok retry in 1 
> minute, but most daemons wait 10, so by the time one of our guys gets 
> his email its 40-50 minutes later, i would want to hope they werent in a 
> critical ebay auction.
> 
> 

Why not whitelist e-bay's legit MXs?