[Pauldotcom] detecting PDCs

[Butturini, Russell]

That's true but you still have to know the internal domain name :-)

----- Original Message -----
From: pauldotcom-bounces at mail.pauldotcom.com <pauldotcom-bounces at mail.pauldotcom.com>
To: PaulDotCom Security Weekly Mailing List <pauldotcom at mail.pauldotcom.com>
Cc: pauldotcom at mail.pauldotcom.com <pauldotcom at mail.pauldotcom.com>
Sent: Thu Mar 25 20:10:23 2010
Subject: Re: [Pauldotcom] detecting PDCs

Well for DNS you do not have to be

Sent from my Mobile Phone

On Mar 25, 2010, at 8:12 PM, "Butturini, Russell" <Russell.Butturini at Healthways.com
 > wrote:

> These solutuons are useful, but you're assuming a machine joined to
> the domain, running in the context of an authenticated user session,
> with knowledge of the internal domain name.
>
> ----- Original Message -----
> From: pauldotcom-bounces at mail.pauldotcom.com <pauldotcom-bounces at mail.pauldotcom.com
> >
> To: PaulDotCom Security Weekly Mailing List <pauldotcom at mail.pauldotcom.com
> >
> Sent: Thu Mar 25 16:36:13 2010
> Subject: Re: [Pauldotcom] detecting PDCs
>
> Indeed.
> Similar to ethe cho %logonserver% method is:
>
> Systeminfo | findstr /I /C:"logon server"
> But a nice way is to get it from dns:
> Nslookup -type=srv _ldap._tcp.pdc._msdcs.<domainname>
> Will give you the same answer as logonserver, to see all DC's change
> pdc to just dc. I got 8 DCs doing this at work all of which I know are
> dcs
> -Josh
>
> On Mar 25, 2010, at 5:07 PM, k41zen <k41zen at live.co.uk> wrote:
>
>> depends on how auth'd you are to the domain I guess, but dsquery is
>> very useful too
>>
>> http://www.computerperformance.co.uk/Logon/DSquery.htm
>>
>> http://tactech.net/2009/09/28/how-to-search-for-a-domain-controller/
>>
>> http://technet.microsoft.com/en-us/library/cc732885%28WS.10%29.aspx
>>
>>
>> On 25 Mar 2010, at 10:54, Robin Wood wrote:
>>
>>> Hi
>>> I'm wondering what techniques people are using to detect domain
>>> controllers when they get on networks. I've asked a few people and
>>> the
>>> standard answer seems to be to look for the DNS server as the PDC is
>>> usually also acting as the DNS server. Has anyone else got any
>>> better
>>> or alternative techniques they use?
>>>
>>> Robin
>>> _______________________________________________
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>>>
>>
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