Global Crossing
IP Network Performance
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

Choose a source:
 
 
Specify a destination host
( ie. www.globalcrossing.com )




Trying trace from node 'Miami, FL, US' to '72.14.253.104'


     1 64.214.16.65 (64.214.16.65) 0.756 ms 0.473 ms
     2 ge-1-1-10G.ar1.ATL2.gblx.net (67.17.108.1) 14.122 ms 14.103 ms
     3 74.125.48.85 (74.125.48.85) 14.116 ms 14.081 ms
     4 64.233.174.86 (64.233.174.86) 14.100 ms 64.233.174.84 ms
     5 72.14.236.27 (72.14.236.27) 46.669 ms 53.310 ms
     6 72.14.233.116 (72.14.233.116) 106.082 ms 87.227 ms
     7 72.14.233.57 (72.14.233.57) 84.005 ms 84.017 ms
     8 72.14.239.12 (72.14.239.12) 85.574 ms 72.14.233.45 ms
     9 72.14.233.27 (72.14.233.27) 89.350 ms 72.14.233.45 ms
     10 216.239.47.50 (216.239.47.50) 89.678 ms 72.14.233.18 ms
     11 po-in-f104.google.com (72.14.253.104) 91.441 ms 95.730 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.