Ethical Hacking

Learn to find vulnerabilities before the bad guys do! Gain real world hands on hacking experience in our state of the art hacking lab. Course designed and taught by expert instructors with years of penetration testing experience. 12 student maximum in every class. Certification attempt included in every package.
Computer Forensics Training at InfoSec Institute

Gain the in-demand skills of a certified computer examiner, learn to recover trace data left behind by fraud, theft, and cybercrime perpetrators. Discover the source of computer crime and abuse at your organization so that it never happens again. All of our class sizes are guaranteed to be 12 students or less to facilitate one-on-one interaction with one of our expert instructors.




Network Security Security-Basics
[Top] [All Lists]

Re: deny access

Subject: Re: deny access
Date: Thu, 25 Nov 2004 20:53:25 -0600
If you pull up this IP in a web browser, it is an OWA 2003 server, and
according to SamSpade, the IP address belongs to a company called
"Cummings Oberkfell and Ristau", which appears to be an auditing/CPA
company.  <http://www.samspade.org/t/lookat?a=216.212.33.185>

The certificate provided by the site is for mail.cummingscpa.com,
which also happens to resolve to this IP address.  In other words, it
appears to be a legitimate Exchange Server for a legitimate company.  
If you look up the company name on Google, the first several results
list a phone number for the company.  I would call and explain the
situation, and see if you can get in touch with a System
Administrator.  It may be an honest mistake on their end, or they may
have a compromised server.  In either case, a friendly phone call
could probably go a long way.  Just my 2 cents...

-Sean


On Wed, 24 Nov 2004 16:27:40 -0700, Carlos Garcia
<carlosg@cabonet.net.mx> wrote:
newbie question how can i block this ip 216.212.33.185 i have a cisco 7200
this ip is trying to send mail with my server, i did not configure the
router so i dont know how to do this any help?

Atte.
Carlos A. Garcia G.
Cabonet Staff
Tel (624) 14 30120

<Prev in Thread] Current Thread [Next in Thread>