North American Network Operators Group|
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Re: DNS cache poisoning attacks -- are they real?
> And to Randy's point about problems with open recursive nameservers... > abusers have been known to cache "hijack". Register a domain, > configure an authority with very large TTLs, seed it onto known open > recursive nameservers, update domain record to point to the open > recursive servers rather than their own. Wammo, "bullet proof" dns > hosting. as has been said here repeatedly, you should not be running servers, recursive or not, on old broken and vulnerable software. randy