North American Network Operators Group
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Re: Weird DNS issues for domains

  • From: Robert E.Seastrom
  • Date: Thu Sep 29 10:54:53 2005 
Matthew Crocker <[email protected]> writes:

> Everything looks like it is configured properly on my servers but the
> customer is reporting that certain parents (VerizonDSL, Comcast,
> DirectWAY) can connect to certain website and not others.   At this
> point I think the problem is with the DNS servers at their ISP.
>
> Can someone confirm my sanity?   My zone of control starts at
> mtrsd.k12.ma.us  I do not have control over k12.ma.us

I just tested it from a Verizon DSL host and it worked.

You might want to consider reading RFC 2182 though, particularly the
part about geographically diverse nameservers.

Cheers,

                                        ---Rob