[Cialug] Bogus DNS

Nathan C. Smith nathan.smith at ipmvs.com
Wed Apr 3 08:51:03 CDT 2013


Look twice at this file.  

I had one where you opened the file and looked at it and everything was as it should be.  It was only until you scrolled 50 lines down that you found the appended nasty stuff.

-Nate


-----Original Message-----
From: cialug-bounces at cialug.org [mailto:cialug-bounces at cialug.org] On Behalf Of David Champion
Sent: Wednesday, April 03, 2013 8:48 AM
To: Central Iowa Linux Users Group
Subject: Re: [Cialug] Bogus DNS

Also check the local "hosts" file under c:\windows\system32\drivers.

-dc


On Wed, Apr 3, 2013 at 12:32 AM, Andrew Denner <linux-list at upeke.com> wrote:

> You should be able to verify the computers dns configuration as well 
> as the other network info by running ipconfig /all from the command 
> prompt.  Also as another test, what happens if you set one of the 
> problem machines to temporarily do dns statically through a known good dns server like 8.8.8.8.
> Finally you could disable the use of netBIOS by following these directions:
> http://www.petri.co.il/disable_netbios_in_w2k_xp_2003.htm
>
>
>
> On Tue, Apr 2, 2013 at 7:14 PM, David Bierce <david at bierce.org> wrote:
>
> > Is it possible the machine you are doing the lookup for you using 
> > netBIOS or that other windows naming scheme.  Windows XP and before 
> > I defaulted
> to
> > that over DNS
> >
> > Sent on a smartphone using Android.  Sorry for the brevity and spelling.
> > On Apr 2, 2013 7:05 PM, "L. V. Lammert" <lvl at omnitec.net> wrote:
> >
> > > On Tue, 2 Apr 2013, Matt Patterson wrote:
> > >
> > > > What's the AD domain that they log into?  It isn't the site you 
> > > > are
> > > having issues is it like company.com?
> > > >
> > > No AD, .. all servers are Linux & Samba.
> > >
> > > > If it is, you need to also add your DNS updates to the ad DNS 
> > > > server because no matter what the Internet says, AD thinks it is 
> > > > authorities for that domain.
> > > >
> > > Interesting point, .. while there are no Windoze servers onsite, I
> wonder
> > > if one of the newer machines could be propagating the bad IP via
> > CIFS/..??
> > >
> > > > It's part of the Microsoft embrace and extend BS.  Also known as 
> > > > breaking the Internet.
> > > >
> > > Yeah, tell me about it!
> > >
> > >         Thanks!
> > >
> > >         Lee
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> > >
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