Measure web page load speed using curl

pagespeed.sh

#!/bin/bash
CURL="/usr/bin/curl"
GAWK="/usr/bin/awk"

URL="$1"
result=`$CURL -o /dev/null -s -w %{time_connect}:%{time_starttransfer}:%{time_total} $URL`
echo "Host: $URL"
echo "Time_Connect Time_start_Transfer Time_total
$(echo $result | $GAWK -F: '{ print $1" "$2" "$3}')
" | column -t