>My best guess: because autonation name servers were not responding (as len
>points out below), our DNS was stuck with the bad record which eventually
>aged out. Once they started again, we were updated with the correct info as
>soon as expiry times were reached. Is this a reasonable possiblity?

yes, if you�re running NT4 or W2K DNS out of the box, it�s vulnerable to 
DNS cache poisoning.

Len


http://MenAndMice.com/DNS-training
http://BIND8NT.MEIway.com : ISC BIND 8.2.4 for NT4 & W2K
http://IMGate.MEIway.com  : Build free, hi-perf, anti-abuse mail gateways


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