traceroute -A -T www.fnac.com
La paramètre -T permet d'utiliser le SYN TCP à la place des ECHO ICMP (lorsque les ping sont bloqués).
Essayons un traceroute vers fnac.com depuis un serveur anglais :
$ traceroute -T -A www.fnac.com traceroute to www.fnac.com (195.42.251.40), 30 hops max, 40 byte packets 1 225-3-200-109.rackcentre.redstation.net.uk (109.200.3.225) [AS35662] 51.150 ms 51.327 ms 51.572 ms 2 225-16-200-109.rackcentre.redstation.net.uk (109.200.16.225) [AS35662] 0.301 ms 0.315 ms 0.347 ms 3 205-16-200-109.rackcentre.redstation.net.uk (109.200.16.205) [AS35662] 4.350 ms 4.366 ms 4.369 ms 4 * * * 5 ldn-b4-link.telia.net (213.248.70.237) [AS1299] 9.938 ms 9.908 ms 9.941 ms 6 ldn-bb1-link.telia.net (80.91.246.144) [AS1299] 9.924 ms ldn-bb1-link.telia.net (80.91.252.205) [AS1299] 10.122 ms ldn-bb1-link.telia.net (80.91.248.217) [AS1299] 9.862 ms 7 prs-bb2-link.telia.net (80.91.247.240) [AS1299] 38.844 ms 34.828 ms prs-bb1-link.telia.net (80.91.254.209) [AS1299] 17.616 ms 8 prs-b2-link.telia.net (80.91.246.243) [AS1299] 17.132 ms prs-b2-link.telia.net (80.91.246.247) [AS1299] 17.889 ms prs-b2-link.telia.net (80.91.246.243) [AS1299] 17.153 ms 9 ppr-ic-125529-prs-b7.c.telia.net (213.248.83.70) [AS1299] 18.295 ms 18.049 ms 18.063 ms 10 www.fnac.com (195.42.251.40) [AS15422] 13.437 ms 13.402 ms 13.650 ms
Le traceroute nous indique que nous traversons 3 AS :
- AS35662 (graph) : RedStation
- AS1299 (graph) : Telianet
- AS15422 (graph) : Fnac, Conforama, ...
Regarder les graph, ils montrent les différents peering BGP entre AS.
