root@tsung:/# curl -I "http://pbs.twimg.com/profile_images/378800000005095252/6fd76c3bd2acb91b6469ba1f35b3ea46_bigger.jpeg"
curl: (7) couldn't connect to host
root@tsung:/#
root@tsung:/# curl -I "https://pbs.twimg.com/profile_images/378800000005095252/6fd76c3bd2acb91b6469ba1f35b3ea46_bigger.jpeg"
curl: (7) couldn't connect to host
root@tsung:/#
root@tsung:/# traceroute -n pbs.twimg.com
traceroute to pbs.twimg.com (93.184.216.139), 30 hops max, 60 byte packets
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