Open Relay Checker before Opening MTA
doug at charvolant.org
Sun Feb 10 17:01:48 EST 2002
Neil Pickford wrote:
> I hope the speed of their database is better than the 5 minute
> response time their web site replies at.
I'm getting a pretty rapid response from their web pages (< 5 seconds
for their database lookups using host names). Since we're using the same
ISP, from the look of things, this seems a little odd.
> Also don't assume that all real IP addresses have reverse lookup
> entries associated with them.
> My ISP (Optusnet) will not enter a reverse DNS entry for my static IP.
Curious. They've done it for mine without fuss or bother.
They also run the DNS servers for my domain; I don't know if that makes
any difference anywhere.
Doug Palmer doug at charvolant.org http://www.charvolant.org/~doug
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