More Looking Glass Tools
http://www.merit.edu/ipma/tools/trace.html
Translating "www.isoc.org"...domain server (206.205.242.132) [OK]
Type escape sequence to abort.
Tracing the route to info.isoc.org (198.6.250.9)
1 iad1-core2-fa5-0-0.atlas.digex.net (165.117.129.2) 0 msec 0 msec 4 msec
2 dca5-core2-s5-0-0.atlas.digex.net (165.117.53.41) 0 msec 4 msec 0 msec
3 dca5-core1-fa5-1-0.atlas.digex.net (165.117.56.117) 4 msec 0 msec 4 msec
4 Hssi3-1-0.BR1.DCA1.ALTER.NET (209.116.159.98) 0 msec 0 msec 4 msec
5 101.ATM2-0.XR1.DCA1.ALTER.NET (146.188.160.226) [AS 701] 4 msec 0 msec 4 msec
6 195.ATM7-0.XR1.TCO1.ALTER.NET (146.188.160.102) [AS 701] 4 msec 0 msec 0 msec
7 193.ATM8-0-0.GW1.TCO1.ALTER.NET (146.188.160.33) [AS 701] 4 msec 4 msec 4 msec
8 charlie.isoc.org (198.6.250.1) [AS 701] 8 msec 8 msec 8 msec
9 info.isoc.org (198.6.250.9) [AS 701] 8 msec * 12 msec