DNS Question.

2008-05-17 Thread Dark Nebula

Hi all,

Is possible perform a DNS query, that gives me all A records from one ip,
(without using the reverse DNS) ?

Thanks a lot



Re: DNS Question.

2008-05-17 Thread Lord Sporkton
2008/5/17 Dark Nebula [EMAIL PROTECTED]:
 Hi all,

 Is possible perform a DNS query, that gives me all A records from one ip,
 (without using the reverse DNS) ?

 Thanks a lot



Are you asking to find all the forward A records for a given IP?
If so, there is no way to do that, not even with rDNS



-- 
-Lawrence



Re: DNS Question.

2008-05-17 Thread Tim Post
On Sat, 2008-05-17 at 18:21 -0700, Lord Sporkton wrote:
 2008/5/17 Dark Nebula [EMAIL PROTECTED]:
  Hi all,
 
  Is possible perform a DNS query, that gives me all A records from one ip,
  (without using the reverse DNS) ?
 
  Thanks a lot
 
 
 
 Are you asking to find all the forward A records for a given IP?
 If so, there is no way to do that, not even with rDNS

There are services that track IP usage and correlate them to domains.
The tools allow you to find out (approximately) what A records point to
any given IP.

This one is relatively accurate:

http://www.myipneighbors.com/

I would not treat its output as gospel. It gives a decent indicator of
how many virtual hosts are pointed at any given IP and shows you who
they are. Note, this only tracks A records, not MX records and is easily
confused by CNAMEs.

There is no way to query for this, you would have to get a list of all
FQDN's in use on the Internet and continuously dig them to record their
IP.

I don't know of any service that does this and offers free automated
queries via some kind of text client, most insist that you use their web
interface. This makes them handy for manual look ups but useless in any
kind of automated tool.

Cheers,
--Tim


-- 
Monkey + Typewriter = Echoreply ( http://echoreply.us )



DNS question

2005-10-17 Thread man Chan
Hello,

I have a problem in DNS. Here is the diagram of my
network. 

internet
  |
  V
 ISP
  |
  V
obsd-3.6 (FW,DNS) 192.168.1.0/24
  |
  V
switch -wired- obsd-3.8-AP -wireless-
obsd,window-xp 
 |-- 192,168.2.0/24

1. I have setup routes that obsd-3.6(FW,DNS) between
obsd-3.8-AP.

2. I have setup intructs the obsd and the window-xp to
use the nameserver at obsd-3.6(FW,DNS).

3. I can ping the internet using IP like 129.128.5.191
(www.openbsd.org) at obsd, window-xp. However, I can't
ping with the names like www.openbsd.org.

I would like to know if it is possible for the obsd
and the window-xp client to access the nameserver at
obsd-3.6 (FW)

Thanks

Clarence



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