Looking Glass Utilities - Router to Host Traceroute
Allows a user to view all router hops encountered in
the path between a Global Crossing node and a specified
URL address
Trying trace from node 'Cleveland, OH, US' to '72.14.253.103'
1 fe0-1-0-202-100M.ar1.cle1.gblx.net (64.214.8.97) 0.779 ms 0.480 ms
2 te9-2-10G.ar2.CHI2.gblx.net (67.17.109.114) 186.973 ms 97.477 ms
3 google-1.ar2.CHI2.gblx.net (64.215.195.178) 22.586 ms 11.611 ms
4 216.239.48.152 (216.239.48.152) 10.558 ms 209.85.250.239 ms
5 66.249.95.245 (66.249.95.245) 19.795 ms 64.233.174.82 ms
6 216.239.43.80 (216.239.43.80) 95.761 ms 66.249.95.135 ms
7 216.239.46.211 (216.239.46.211) 85.257 ms 72.14.233.56 ms
8 72.14.239.12 (72.14.239.12) 74.128 ms 72.865 ms
9 72.14.233.14 (72.14.233.14) 92.252 ms 216.239.47.50 ms
10 72.14.233.29 (72.14.233.29) 73.417 ms 73.326 ms
11 po-in-f103.google.com (72.14.253.103) 82.746 ms 91.295 ms
Command completed
If a returned message contains or is completely composed of ***, this is
probably the result of a filtering device (i.e. firewall) encountered along
the path being traced. The same explanation would apply for no output in
the case of a ping query.