Normal (UDP) traceroute
The target does not respond.
63cottrell@pinger:~$traceroute www.cern.ch traceroute to www.cern.ch (137.138.144.168), 30 hops max, 60 byte packets 1 rtr-servcore1-serv01-iepm.slac.stanford.edu (134.79.104.66) 0.411 ms 0.555 ms 0.636 ms 2 rtr-core2-p2p-servcore1.slac.stanford.edu (134.79.252.162) 0.382 ms 0.401 ms 0.448 ms 3 rtr-border2-p2p-core2.slac.stanford.edu (134.79.252.145) 0.543 ms 0.625 ms 0.705 ms 4 slac-mr2-p2p-rtr-border2.slac.stanford.edu (192.68.191.249) 0.240 ms 0.249 ms 0.229 ms 5 sunnsdn2-ip-slacmr2.es.net (134.55.217.2) 0.631 ms 0.672 ms 0.653 ms 6 sunncr1-sunnsdn2.es.net (134.55.209.98) 0.734 ms 0.713 ms 0.728 ms 7 denvcr2-sunncr1.es.net (134.55.220.49) 27.731 ms 27.723 ms 27.725 ms 8 kanscr1-ip-denvcr2.es.net (134.55.209.46) 40.896 ms 40.893 ms 40.894 ms 9 chiccr1-ip-kanscr1.es.net (134.55.221.58) 51.553 ms 51.572 ms 51.601 ms 10 starcr1-chicr1.es.net (134.55.207.34) 51.653 ms 51.656 ms 51.670 ms 11 ar3-chicago-esnet-vlan.cern.ch (198.125.140.90) 176.973 ms 176.954 ms 176.851 ms 12 e513-e-rbrxl-1-ne0.cern.ch (192.65.184.37) 176.344 ms 178.254 ms 178.243 ms 13 * * * 14 * * * 15 * * * 16 * * * 17 * * * 18 * * * 19 * * * 20 * * * 21 * * * 22 * * * 23 * * * 24 * * * 25 * * * 26 * * * 27 * * * 28 * * * 29 * * * 30 * * *
ICMP traceroute
The target responds twice.
62cottrell@pinger:~$sudo traceroute -I www.cern.ch traceroute to www.cern.ch (137.138.144.168), 30 hops max, 60 byte packets 1 rtr-servcore1-serv01-iepm.slac.stanford.edu (134.79.104.66) 0.498 ms 0.802 ms 0.932 ms 2 rtr-core2-p2p-servcore1.slac.stanford.edu (134.79.252.162) 0.651 ms 0.651 ms 0.648 ms 3 rtr-border2-p2p-core2.slac.stanford.edu (134.79.252.145) 22.105 ms 22.177 ms 22.282 ms 4 slac-mr2-p2p-rtr-border2.slac.stanford.edu (192.68.191.249) 0.399 ms 0.410 ms 0.408 ms 5 sunnsdn2-ip-slacmr2.es.net (134.55.217.2) 0.787 ms 0.810 ms 0.808 ms 6 sunncr1-sunnsdn2.es.net (134.55.209.98) 0.866 ms 0.756 ms 0.770 ms 7 denvcr2-sunncr1.es.net (134.55.220.49) 27.781 ms 27.721 ms 27.721 ms 8 kanscr1-ip-denvcr2.es.net (134.55.209.46) 40.942 ms 40.957 ms 40.936 ms 9 chiccr1-ip-kanscr1.es.net (134.55.221.58) 51.783 ms 51.829 ms 51.856 ms 10 starcr1-chicr1.es.net (134.55.207.34) 51.731 ms 51.726 ms 51.714 ms 11 ar3-chicago-esnet-vlan.cern.ch (198.125.140.90) 176.315 ms 178.020 ms 177.993 ms 12 e513-e-rbrxl-1-ne0.cern.ch (192.65.184.37) 175.899 ms 175.862 ms 175.833 ms 13 * * * 14 * * * 15 * * * 16 webr7.cern.ch (137.138.144.168) 176.610 ms 177.309 ms 176.193 ms 17 webr7.cern.ch (137.138.144.168) 176.307 ms 178.627 ms 177.308 ms