On Fri, 2006-11-03 at 10:08 -0700, David G. Miller wrote:
The only problem I've run into is my ISP still claims my IP address on a reverse look-up so there are a very few places (spamhaus in particular) who won't accept e-mail from my domain.
This is where it's an advantage to get your ISP to host your DNS records. You *may* be able to get them to put in a PTR record for you. You've very unlikely to get them to do so when you host your records elsewhere.