a.k.a.  traceroute eXtreme

 network topology mapping for the linux console.

about how it works examples download links

examples:

If I were to reveal the full output of this program your brain would instantly be turned into fried chicken. Therefore only a small fragment of output has been shown. Example output 1:

10.69.206.154/16 TTL 14-17:
(10.69.0.0/17)
 10.69.85.228---->216.187.69.6 47.26 ms 
 .               (10.69.0.0/18)
 .                10.69.44.42---->node1.net (192.168.0.57) 81.674 ms 
 .                .              (10.69.0.0/18)
 .                .               10.69.27.152-\
 .                .               10.69.44.42--+-->* *
 .                .                               (10.69.0.0/19)
 .                .                                10.69.27.152---->*
 .                .                               (10.69.32.0/19)
 .                .                                10.69.44.42---->10.10.10.193 80.51 ms 
 .               (10.69.64.0/18)
 .                10.69.85.228---->65.39.174.180 42.920 ms 
 .                                (10.69.64.0/19)
 .                                 10.69.85.228---->65.39.174.179 36.764 ms 
 .                                 .               (10.69.64.0/20)
 .                                 .                10.69.67.49---->node3.net (216.187.114.142) 48.767 ms 
 .                                 .               (10.69.80.0/20)
 .                                 .                10.69.85.228---->13.39.174.180 44.194 ms 
 .                                (10.69.10.0/19)
 .                                 10.69.127.117---->*
 .                                                  (10.69.10.0/20)
 .                                                   10.69.106.224---->234.173.48.193 86.221 ms 
 .                                                  (10.69.112.0/20)
 .                                                   10.69.127.117---->*
(10.69.128.0/17)
 10.69.142.164---->node3.ubernet.net (172.17.9.133) 352.118 ms 
                  (10.69.128.0/18)
                   10.69.142.164---->node4.ubernet.net (172.17.225.230) 40.643 ms 
                   .                (10.69.128.0/19)
                   .                 10.69.142.164---->core.ubernet.net (192.168.1.1) 363.335 ms 
                   .                 .                (10.69.128.0/19)
                   .                 .                 10.69.142.164-\
                   .                 .                 10.69.154.168-+-->* *
                   .                (10.69.160.0/19)
                   .                 10.69.170.121---->10.12.11.10 351.239 ms 
                   .                                  (10.69.160.0/20)
                   .                                   10.69.170.121---->10.13.12.1 26.954 ms 
                   .                                  (10.69.176.0/20)
                   .                                   10.69.184.14---->*
                  (10.69.192.0/18)
                   10.69.217.137---->node5.ubernet.net (192.168.2.137) 46.864 ms 
                                    (10.69.192.0/19)
                                     10.69.217.137---->peer2.ubernet.net (192.168.10.230) 42.141 ms 
                                     .                (10.69.192.0/19)
                                     .                 10.69.206.30--\
                                     .                 10.69.217.137-+-->* *
                                    (10.69.224.0/19)
                                     10.69.254.74---->*
                                                     (10.69.224.0/20)
                                                      10.69.239.131---->10.10.48.193 84.116 ms 
                                                     (10.69.240.0/20)
                                                      10.69.254.74---->*

Example output showing heuristic grouping of similar nodes:

10.233.167.99/8 TTL 5-7:
(10.0.0.0/8)
 10.104.90.174--\
 10.129.125.108-++->pos3.test.net (10.10.10.30) 9.846 ms !H
                 |->pos4.test.net (10.10.10.31) 20.392 ms 
                 `->* *
                   (10.0.0.0/9)
                    10.104.90.174---->node5.net (10.10.10.3) 0.46 ms 
                    .                (10.0.0.0/9)
                    .                 10.34.71.178--\
                    .                 10.104.90.174-++->node7.com (10.10.10.98) 0.10 ms 
		    .
                   (10.128.0.0/9)
                    10.129.125.108---->* *
                                      (10.128.0.0/10)
                                       10.129.125.108---->* *
                                       .                 (10.128.0.0/10)
                                       .                  10.129.125.108-\
                                       .                  10.143.12.203-+-->* * * *
                                      (10.192.0.0/10)
                                       10.217.132.72---->10.10.10.214 0.68 ms 

project admin: laney.colin at gmail dot com