Number of hosts & O/S

[Jeremy C. Reed]

On Sat, 4 Mar 2006, keith smith wrote:

>   1) I seem to recall there is a way to ping or finger a host and 
> determin the o/s etc. If so please tell me.

Use nmap -O or p0f.

>   2) Also I recall there was a website that listed hosting companies by 
> the number of hosting accounts - any ideas?

ServerWatch and NetCraft might help you.

 Jeremy C. Reed

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