Re: How to obtain hostname lists

[Harlan Carvey <keydet89 () yahoo com>]

None of this is really magic, and is publicly
available via a variety of sources...

> I would like to know what techniques can Intruders
> use to obtain a lists 
> of hostname and attack them with exploits code?
> For example, a huge list like:
> www.foo.com
> www.bar.com

Scanning, mostly.  Also, DNS zone transfers, but many
times it's just plugging a class C or B address range
into a scanner and hitting enter.

> And so on. Also, they can have a lists with certain
> criteria in common 
> (os, httpdver) and do a more selective attack. I
> want to know how they 
> can obtain hostnames asnd create a huge database for
> potencial host victims?

Besides the usual scanning techniques, throw Googling
and searches via Netcraft for httpd's into the mix.


=====
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Harlan Carvey, CISSP
"Windows Forensics and Incident Recovery"
http://www.windows-ir.com
http://groups.yahoo.com/group/windowsir/
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