From owner-freebsd-security Mon Oct 11 8:54: 2 1999 Delivered-To: freebsd-security@freebsd.org Received: from netbox.com (home.netbox.com [206.24.105.130]) by hub.freebsd.org (Postfix) with ESMTP id 79EAD15162 for ; Mon, 11 Oct 1999 08:54:00 -0700 (PDT) (envelope-from jwgray@netbox.com) Received: from localhost (jwgray@localhost) by netbox.com (8.8.8/8.8.7) with ESMTP id IAA04933; Mon, 11 Oct 1999 08:52:43 -0700 (PDT) (envelope-from jwgray@netbox.com) Date: Mon, 11 Oct 1999 08:52:43 -0700 (PDT) From: Jeff Gray To: cjclark@home.com Cc: freebsd-security@FreeBSD.ORG Subject: Re: Identifying an Unresolvable IP In-Reply-To: <199910111519.LAA31237@cc942873-a.ewndsr1.nj.home.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Did you try dig -x IP_address Jeff On Mon, 11 Oct 1999, Crist J. Clark wrote: > Connections from two different, but close (consecutive class C nets), > IP addresses showed up in some of my daily security logs. The > addresses do not reverse-lookup, but I would still like to know who > owns the addresses (my guess it is a valid user's 3rd party ISP, but I > want to be sure). > > What tools or references are easily accessible for determining who > owns a block of IPs? I have not been able figure out how to coax the > info from DNS or whois. A web search, somewhat to my surprise, did not > immediately pop up a site that will tell you this info when you slip in > an IP address. > > Thanks for any help. > -- > Crist J. Clark cjclark@home.com > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-security" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message