IPv6 cogentco.com

Antonio Querubin tony at lava.net
Sat Aug 8 05:11:24 CEST 2009


On Fri, 7 Aug 2009, Ryan Rawdon wrote:

> ryan at vps-mon01:~$ host cogentco.com
> cogentco.com has address 38.100.128.10
> cogentco.com has IPv6 address 2001:550:1::cc01
>
> Can anyone actually reach them via the v6 address?  I get timeouts from 
> anywhere I have tried it so far (various points on Hurricane Electric's 
> network).

Not from here.

tony at guriguri:~> telnet cogentco.com www
Trying 2001:550:1::cc01...
^C
tony at guriguri:~> traceroute cogentco.com
traceroute to cogentco.com (38.100.128.10), 64 hops max, 40 byte packets
  1  iiwi-fe-0-0-0 (64.65.64.30)  0.531 ms  0.386 ms  0.344 ms
  2  Serial2-11.GW1.HNL2.ALTER.NET (157.130.203.185)  2.048 ms  0.303 ms 
1.017 ms
^C
tony at guriguri:~> traceroute6 cogentco.com
traceroute6 to cogentco.com (2001:550:1::cc01) from 
2001:1888:0:1:2d0:b7ff:fe7d:bed6, 64 hops max, 12 byte packets
  1  apapane-fe0-0-1  0.965 ms  0.811 ms  0.601 ms
  2  2600:80a:50f::1  67.277 ms  68.067 ms  67.191 ms
  3  0.lo0.BR6.PAO1.ALTER.NET  78.531 ms  83.464 ms  78.218 ms
  4  paix.ipv6.he.net  75.634 ms  79.328 ms  75.412 ms
  5  10gigabitethernet1-1.core1.lax1.he.net  85.013 ms  85.042 ms  88.020 
ms
  6  10gigabitethernet4-3.core1.nyc4.he.net  147.363 ms  145.719 ms 
144.870 ms
  7  10gigabitethernet1-2.core1.nyc1.he.net  150.376 ms  152.758 ms 
163.749 ms
  8  f0-0.nyc.ipv6.he.net  155.217 ms  148.220 ms  147.253 ms
  9  * *
     2001:470:0:5c::2  179.061 ms !P
^C

Tony
808-545-5282 x3003
e-mail/xmpp:  tony at lava.net


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