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rdns 2.22

rdns takes an IP address (or the first three octets of an IP address) as a command line argument and looks up all of names associated with the IP addresses within that class C network. Each IP address that's associated with one or more names is on a line, while IP addresses that are not associated with a name return a '*'.

Usage examples:
$ rdns
$ rdns 216.239.35

  • rdns text (md5 = cb8c51ecb684f87082dcdb86160600ce)
  • rdns.gz zipped (md5 = ab1a97fb161ea07f0edf4cdf040a3658)
Exit Status:
  • 0 - No errors were encountered
  • 1 - The supplied IP address was invalid

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