[CentOS] Apparent BIND problem doing RBL lookups for Postfix

sys Admin wrote:
> What happens if you change your resolv.conf to google's dns ?
> 
> 

Changing dns to public services such as google or OpenDNS is not going 
to help as DNSBLs like Spamhaus will have blocked access by these 
services. Otherwise it would be simple to avoid paying for (business) 
access to Spamhaus.