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Article #71

Re: What is 90.0.0.0/8?

#71
From: null
Date: Thu, 15 Mar 2001 19:05
43 lines
2325 bytes
In article <98qk3f$1mcq$1@caerulus.cerintha.com>, me2@privacy.net says...
> I saw (a spoofed) netbios scan today from 90.0.0.1
> I kow about the rfc-1918 addresses (10.0.0.0/8, 192.168, 172.16, and the
> stuff ms uses on broken dhcp clients, 169.254)
> 
> so, what is 90.0.0.1? whois -h arin.net shows
> IANA (RESERVED-7)
>    4676 Admiralty Way, Suite 330
>    Marina del Rey, CA 90292-3607
>    US
> 
>    Netname: RESERVED-7
>    Netblock: 67.0.0.0 - 95.255.255.255
> 
> obviosly, somebody is routing it (else what good would a udp scan do?)
> traceroute stops at border router.
> 
> so, is this yet another spoofed address we add to the bastian router
> filters?
> 
> time="2001-03-15 09:03:09" pri=5 c=128 m=37 msg="UDP packet dropped" n=40
> src=90.0.0.1:137:WAN dst=216.78.194.186:137:LAN^M
> 
> time="2001-03-15 09:03:10"  pri=5 c=128 m=37 msg="UDP packet dropped" n=42
> src=90.0.0.1:137:WAN dst=216.78.194.186:137:LAN^M
> 
> --
> Michael Scheidell
> Florida Datamation, Inc.
> scheidell@fdma.com / 1+(561) 368-9561
> Internet Security and Consulting
> See updated IT Security News at http://www.fdma.com
> 
> 
> 
Take a look at:

http://www.isi.edu/in-notes/iana/assignments/ipv4-address-space

and you'll see that the 90.x.x.x block falls into a reserved address 
space.

---Matthew
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From: null <null@void.net>
Newsgroups: comp.security.firewalls,bellsouth.net.security,comp.security.misc
Subject: Re: What is 90.0.0.0/8?
Date: Thu, 15 Mar 2001 11:05:28 -0800
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