Test DNS speed of a given domain

test_dns_speed.sh

#!/bin/sh
 
for i in "lifehacker.com" "facebook.com" "manu-j.com"  "reddit.com" "tb4.fr" "bbc.co.uk" "eriwen.com"
    do
       for j in "4.2.2.2" "8.8.8.8" "68.87.85.98" "68.87.69.146"
           do
               echo $j $i `dig @$j $i | grep Query | awk -F ":" '{print $2}'`
       done
    done


for j in "4.2.2.2" "8.8.8.8" "68.87.85.98" "68.87.69.146"
    do
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
         echo $j eriwen.com `dig @$j eriwen.com | grep Query | awk -F ":" '{print $2}'`
    done