[PLUG] What's Wrong With This IP Address?

Fred James fredjame at fredjame.cnc.net
Sun Apr 13 17:54:18 UTC 2008


Rich Shepard wrote:

>   A spam message just came into my inbox. When I tried to learn the
>originator using whois, it wouldn't work.
>
>   The line in the spam header is:
>
>Received: from [116.71.190.196] (unknown [116.71.190.196])
>
>   The result of trying 'whois 116.71.190.196' is:
>
>[rshepard at salmo ~]$ whois 116.71.190.196
>Unknown AS number or IP network. Please upgrade this program.
>
>   According to the IANA page I found via Google, 116/8 is assigned to apnic.
>
>   Why can't I get ISP information for this address?
>
>Rich
>  
>
Rich Shepard
See below for more, but what is being said is that the host/IP is unknown.
Regards
Fred James

$ host 116.71.190.196
Host 196.190.71.116.in-addr.arpa not found: 3(NXDOMAIN)
$ nslookup 116.71.190.196
Server:         151.202.0.84
Address:        151.202.0.84#53

** server can't find 196.190.71.116.in-addr.arpa: NXDOMAIN

$





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