Domain and Twitter availability checker

da

#!/bin/bash

# domainavailable
#   Fast, domain name checker to use from the shell
#   Use globs for real fun:
#     domainavailable blah{1..3}.{com,net,org,co.uk}
# Inspired by foca / giles:
#   http://gilesbowkett.blogspot.com/2009/02/simple-bash-domain-availability.html

trap 'exit 1' INT TERM EXIT

for d in $@;
do
        if host $d | grep "NXDOMAIN" >&/dev/null; then
                if whois $d | grep -E "(No match for|NOT FOUND)" >&/dev/null; then
                        echo "$d AVAILABLE";
                else
                        echo "$d taken";
                fi
        else
                echo "$d taken";
        fi
        if curl -s "https://twitter.com/users/username_available?suggest=1&full_name=&email=&suggest_on_username=true&context=front&custom=1&username=${d%.*}" | grep "available" >&/dev/null; then
                echo "@${d%.*} AVAILABLE";
        else
                echo "@${d%.*} taken";
        fi
        sleep 0.1;
done