get the location(from whois) of all IPs along the traceroute path

tracerouteLoc

#!/bin/bash

# tracerouteLoc: A tool to get city/state information from IP addr in traceroute
#Copyright (C) 2015  Adam Wespiser
#
#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU General Public License as published by
#the Free Software Foundation, either version 3 of the License, or
#(at your option) any later version.
#
#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU General Public License for more details.
#
#You should have received a copy of the GNU General Public License
#along with this program.  If not, see <http://www.gnu.org/licenses/>.


# ensure the first arg is set
if [ -v $1 ]; then
		echo "USAGE:" 
		echo "$ tracerouteLoc [website URL]"
		exit
fi

# make sure user has traceroute installed
if [[ ! -e $(which traceroute) ]]; then
		echo "must install traceroute"
		echo "$ sudo apt-get install traceroute"
		exit
fi

# make sure use has whois installed
if [[ ! -e $(which whois) ]]; then 
		echo "must install whois" 
		echo "$ sudo apt-get install whois"
		exit
fi




# run traceroute
traceroute $1 2>1  \
		# get perl to print out IP addrs from each line 
		| perl -e 'while(<>){
		             if ($_ =~ m/\(([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)\)/g){
										 print $1."\n";
								 }
						   }' \
		# pipe into whois via xargs
		| xargs -I{} whois {} \
		# pull out lines starting with City, State, or '#' (used to delineate entries)
		| grep '^City\|^State\|^#$'\
		# condense duplicate entries per result
		| uniq

Prerequisites:
To run, you must install traceroute,
$ sudo apt-get install traceroute
$ sudo apt-get install whois

Installation:
$ wget https://gist.githubusercontent.com/adamwespiser/0807ded00741772d8b51/raw/de580acfb5fbbebb54afdec484d864e674b7550a/tracerouteLoc -O tracerouteLoc
$ chmod u+x tracerouteLoc

Invocation:
$ tracerouteLoc [website URL]