Re: non existing DNS leads to localhost as target

[Arturo 'Buanzo' Busleiman <buanzo () buanzo com ar>]

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rembrandt () jpberlin de wrote:
> If a DNS entry does not exist nmap seams to take the localhost (external
> IP of the local mashine) and scans this mashine except of telling the user
> that the target can`t get resolved.

Works as expected at my box.

Maybe the nameservers listed en /etc/resolv.conf provides Wildcard DNS records? (
http://en.wikipedia.org/wiki/Wildcard_DNS_record )

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murray ~ # nmap -P0 -sSV -vvv somewhere.over.the.ocean.int

Starting Nmap 4.20ALPHA4-NSE ( http://www.insecure.org/nmap/ ) at 2006-09-12 10:49 ART
Failed to resolve given hostname/IP: somewhere.over.the.ocean.int.  Note that you can't use '/mask'
AND '1-4,7,100-' style IP ranges
WARNING: No targets were specified, so 0 hosts scanned.
Nmap finished: 0 IP addresses (0 hosts up) scanned in 0.723 seconds
               Raw packets sent: 0 (0B) | Rcvd: 0 (0B)


- --
Arturo "Buanzo" Busleiman - VPN Mail Project - http://vpnmail.buanzo.com.ar
Consultor en Seguridad Informatica - http://www.buanzo.com.ar
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