North American Network Operators Group

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Re: domain IN-ARPA.ADDR

  • From: Steven J. Sobol
  • Date: Tue Mar 16 10:23:28 1999

> I was trying to find a way to check whether an IP address is used by some
> host without actually probing it. DNS sounds like a good way to go, but
> I'v heard that domain "IN-ARPA.ADDR" is not well maintained and updated.
> Is that true? If so, how un-dependable it could be?

Very. Some ISP's don't maintain rDNS at all.

Steve Sobol [email protected] (AKA [email protected] and [email protected])

    "The world is headed for mutiny/When all we want is unity"
          --Creed, "One"