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 '207.46.19.254'
1 fe0-1-0-202-100M.ar1.cle1.gblx.net (64.214.8.97) 0.762 ms 0.595 ms
2 te1-2-10G.ar2.SJC2.gblx.net (67.17.109.106) 52.636 ms 52.181 ms
3n-1.ar2.SJC2.gblx.net 64.215.195.90 (52.443) 52.284 ms * ms
4 ge-0-3-0-46.sjc-64cb-1a.ntwk.msn.net (207.46.47.2) 52.386 ms 52.314 ms
5 ge-1-0-0-0.bay-64c-1a.ntwk.msn.net (207.46.37.158) 53.149 ms 69.669 ms
6 ge-0-0-0-0.bay-64c-1b.ntwk.msn.net (207.46.40.82) 53.277 ms 52.996 ms
7 po7.bay-6nf-mcs-2a.ntwk.msn.net (64.4.62.74) 53.349 ms 54.658 ms
8 po7.bay-6nf-mcs-2a.ntwk.msn.net (64.4.62.74) 53.865 ms !X 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.