North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical RE: Port scanning legal
On Tue, 19 Dec 2000, Roeland Meyer wrote: > I've pinged IP addrs that I later found out were MIL addrs. Nothing > happened. Duh! Cool. Care to portscan a couple .mil /16's and get back to me? > There are a LOT of IP addrs that aren't in the DNS. How is one to know? Hmm. whois perhaps? connecting to whois.arin.net [192.149.252.21:43] ... HQ 7th Signal Command (NETBLK-ARMY-C) NETBLK-ARMY-C198.49.183.0 - 198.49.192.0 INFORMATION SYSTEMS COMMAND (NET-NSMCNET) NSMCNET198.49.185.0 - 198.49.185.255 Naah, that makes too much sense. Can't have that now can we. > I don't know about you, but I flunked telepathy in High School and did > worse in clarvoyance. One might argue its not the only thing you flunked. > Could it be, that is why ping and traceroute were invented? ping and traceroute are a far cry from nmap. I dont recall ping and traceroute having a 'decoy host' option, or 'stealth' option for example, nor any option to scan entire nets and ranges of ports. > The argument against port-scanning applies equally well to just about every > diagnostic tool we use. Only by the most convoluted thinking. -Dan
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