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 'Cleveland, OH, US' to '209.85.141.87'


     1 fe0-1-0-202-100M.ar1.cle1.gblx.net (64.214.8.97) 0.786 ms 0.549 ms
     2 te9-2-10G.ar2.CHI2.gblx.net (67.17.109.114) 8.620 ms 8.621 ms
     3 google-1.ar2.CHI2.gblx.net (64.215.195.178) 8.504 ms 8.635 ms
     4 216.239.48.152 (216.239.48.152) 8.727 ms 209.85.250.239 ms
     5 72.14.233.116 (72.14.233.116) 94.363 ms 69.689 ms
     6 72.14.239.12 (72.14.239.12) 72.696 ms 72.828 ms
     7 216.239.46.211 (216.239.46.211) 82.375 ms 72.14.233.45 ms
     8 72.14.233.27 (72.14.233.27) 75.026 ms 209.85.250.65 ms
     9 216.239.47.46 (216.239.47.46) 77.084 ms 72.14.239.169 ms
     10 pq-in-f87.google.com (209.85.141.87) 81.555 ms 75.302 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.