user-tools/digasn

   1 #!/bin/bash
   2
   3 true <<EOF
   4 =pod
   5
   6 =head1 NAME
   7
   8 digasn - Query Autonom System Number (ASN) from DNS
   9
  10 =cut
  11
  12 EOF
  13
  14
  15 if [ "$1" -gt 0 ] 2>/dev/null
  16 then
  17         dig +short txt AS$1.asn.cymru.com
  18 else
  19         dig +short txt $(tr . "\n" <<<"$1" | tac | tr "\n" .)origin.asn.cymru.com
  20 fi