#!/bin/bash

host1=unitymedia.de
host2=stefanfrings.de
host3=www.google.de

while true; do
  res1=`ping -n 1 -w 1000 $host1 | awk -F' |=' 'NR==3 {print $7}'` 
  res2=`ping -n 1 -w 1000 $host2 | awk -F' |=' 'NR==3 {print $7}'` 
  res3=`ping -n 1 -w 1000 $host3 | awk -F' |=' 'NR==3 {print $7}'` 
  date=`date +'%d.%m.%Y %H:%M:%S'`
  printf "%-20s %-10s %-10s %-10s\n" "$date" "$res1" "$res2" "$res3"
  sleep 10
done | tee -a dauerping.log