gistfile1.sh

# available domain names
# http://gilesbowkett.blogspot.com/2009/02/simple-bash-domain-availability.html
domainavailable() {
  if whois $1 | grep "No match for" &>/dev/null; then
    echo "$1 is available"
    return 0
  else
    echo "$1 is not available"
    return 1;
  fi
}

availabledomains() {
  for f in $@; do
    domainavailable $f >&/dev/null && echo $f
  done
}