[arin-tech-discuss] arin.net IPv6 routing loop?

[Seth Mattinen]

There appears to be some kind of IPv6 routing loop for arin.net:


traceroute to arin.net (2001:500:4:13::80), 30 hops max, 80 byte packets
 1  2607:fe70:0:beef::1 (2607:fe70:0:beef::1)  0.541 ms  0.678 ms  0.804 ms
 2  core1-eth0.rollernet.net (2607:fe70::7:1)  0.084 ms  0.130 ms  0.125 ms
 3  2607:fe70::4:2 (2607:fe70::4:2)  0.783 ms  0.780 ms  0.924 ms
 4  sl-gw34-stk-se10-0-2.v6.sprintlink.net (2600:6:300::6)  5.576 ms * *
 5  sl-crs2-stk-te0-5-0-1.v6.sprintlink.net (2600:0:2:1239:144:232:6:63)
 6.490 ms  6.488 ms  6.482 ms
 6  sl-crs2-sj-bu-2.v6.sprintlink.net (2600:0:2:1239:144:232:7:126)
10.335 ms  9.268 ms  9.258 ms
 7  sl-st31-sj-po0-15-0-0.v6.sprintlink.net
(2600:0:2:1239:144:232:8:151)  9.775 ms  9.788 ms  9.306 ms
 8  * * *
 9  10gigabitethernet3-3.core1.den1.he.net (2001:470:0:1b4::2)  56.730
ms  56.714 ms  57.186 ms
10  10gigabitethernet8-2.core1.chi1.he.net (2001:470:0:1af::1)  56.669
ms  56.679 ms  55.425 ms
11  2001:470:0:286::2 (2001:470:0:286::2)  73.657 ms  74.064 ms  73.141 ms
12  arin.10gigabitethernet14.switch3.ash1.he.net (2001:470:1:20f::2)
74.449 ms  72.766 ms  73.940 ms
13  cr2.arin.net (2001:500:4:10::12)  72.885 ms  73.177 ms  72.880 ms
14  cr1.arin.net (2001:500:4:10::1)  73.140 ms  73.512 ms  73.238 ms
15  cr2.arin.net (2001:500:4:10::12)  73.756 ms  75.662 ms  78.528 ms
16  cr1.arin.net (2001:500:4:10::1)  73.912 ms  73.643 ms  73.447 ms
17  cr2.arin.net (2001:500:4:10::12)  74.108 ms  74.142 ms  74.084 ms
18  cr1.arin.net (2001:500:4:10::1)  73.322 ms  74.743 ms  72.977 ms
19  * * *
20  cr1.arin.net (2001:500:4:10::1)  75.067 ms  74.634 ms *
21  * * *
22  * * *
23  * cr2.arin.net (2001:500:4:10::12)  74.118 ms *
24  cr1.arin.net (2001:500:4:10::1)  74.296 ms  74.127 ms  74.591 ms
25  * cr2.arin.net (2001:500:4:10::12)  73.775 ms  73.789 ms
26  cr1.arin.net (2001:500:4:10::1)  74.091 ms  74.077 ms  74.213 ms
27  cr2.arin.net (2001:500:4:10::12)  73.990 ms * *
28  cr1.arin.net (2001:500:4:10::1)  74.190 ms  75.286 ms  74.401 ms
29  * cr2.arin.net (2001:500:4:10::12)  73.907 ms *
30  * * cr1.arin.net (2001:500:4:10::1)  72.991 ms