ip block history.

Murphy, Jay, DOH Jay.Murphy at state.nm.us
Tue Sep 14 21:04:52 UTC 2010

I second this...

~Jay Murphy 
IP Network Specialist
NM State Government
"We move the information that moves your world." 
“Good engineering demands that we understand what we’re doing and why, keep an open mind, and learn from experience.”
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-----Original Message-----
From: Joel Jaeggli [mailto:joelja at bogus.com] 
Sent: Tuesday, September 14, 2010 3:01 PM
To: Greg Whynott
Cc: nanog at nanog.org list
Subject: Re: ip block history.

assuming the whois data has been cleaned up the next resource to look at

routeviews or ris table dumps to see where or if it was advertised in
the past, and from where.

google and rbl lists are also worth querying in that context.


On 9/14/10 1:51 PM, Greg Whynott wrote:
> probably an odd question …
> we have been assigned a few large blocks of IPs,  and while configuring BGP i got to wondering what these block's history might be.  who had them in the past,    etc..
> is there a publicly accessible db or similar which tracks that type of information,  or is that liability concern?
> thanks!
> greg

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