traceroute to wikipedia.fsw.leidenuniv.nl (132.229.65.91), 25 hops max, 60 byte packets
 1  10.0.1.1 (10.0.1.1)  0.031 ms
 2  *
 3  *
 4  e4-0-0-0.ledn001a-jnx-01.surf.net (145.145.20.1)  4.407 ms
 5  leidenuniv-router.customer.surf.net (145.145.20.2)  4.413 ms
 6  *
 7  *
 8  *
 9  *
10  *
11  *
12  *
13  *
14  *
15  *
16  *
17  *
18  *
19  *
20  *
21  *
22  *
23  *
24  *
25  *