Comcast's IPv6 Information Site Unreachable

Sun Jul 1 23:37:54 UTC 2012

Website is reachable here via my HE tunnel. Pings are not going
through though as you showed.

On Sun, Jul 1, 2012 at 7:28 PM, Derek Ivey <derek at derekivey.com> wrote:
> Anyone else having trouble getting to Comcast's IPv6 Information site? It
> appears to be unreachable over IPv6.
>
> [root at server ~]# ping6 comcast6.net
> PING comcast6.net(speedlab-app05.newcastlerdc.de.panjde.comcast.net) 56 data
> bytes
> From te-4-1-ur01.newcastlerdc.de.panjde.comcast.net icmp_seq=0 Destination
> unreachable: Administratively prohibited
> From te-4-1-ur01.newcastlerdc.de.panjde.comcast.net icmp_seq=1 Destination
> unreachable: Administratively prohibited
> From te-4-1-ur01.newcastlerdc.de.panjde.comcast.net icmp_seq=2 Destination
> unreachable: Administratively prohibited
> From te-4-1-ur01.newcastlerdc.de.panjde.comcast.net icmp_seq=3 Destination
> unreachable: Administratively prohibited
> From te-4-1-ur01.newcastlerdc.de.panjde.comcast.net icmp_seq=4 Destination
> unreachable: Administratively prohibited
> ^C
> --- comcast6.net ping statistics ---
> 5 packets transmitted, 0 received, +5 errors, 100% packet loss, time 4008ms
>
> [root at server ~]# traceroute6 comcast6.net
> traceroute to comcast6.net (2001:558:fe16:7:69:252:216:215), 30 hops max, 40
> byte packets
>  1  pfsense.d3r3k.net (2001:470:8:d15::1)  0.278 ms  0.282 ms  0.317 ms
>  2  2001:470:7:d15::1 (2001:470:7:d15::1)  20.794 ms  24.746 ms 28.569 ms
>  3  gige-g4-12.core1.ash1.he.net (2001:470:0:90::1)  28.946 ms 29.124 ms
> 29.144 ms
>  4  as6453.gige-g3-16.core1.ash1.he.net (2001:470:0:191::2)  28.917 ms
> 28.936 ms  28.097 ms
>  5  if-ae2.2.tcore2.AEQ-Ashburn.ipv6.as6453.net (2001:5a0:600:500::1)
> 28.059 ms  31.771 ms  57.135 ms
>  6  2001:5a0:600:500::72 (2001:5a0:600:500::72)  28.959 ms 2001:559::31d
> (2001:559::31d)  29.041 ms  29.060 ms
>  7  pos-3-11-0-0-cr01.ashburn.va.ibone.comcast.net (2001:558:0:f5a4::1)
> 32.553 ms  19.810 ms  16.526 ms
>  8  2001:558:0:f669::2 (2001:558:0:f669::2)  39.019 ms  37.954 ms 36.368 ms
>  9  2001:558:0:f57f::1 (2001:558:0:f57f::1)  67.134 ms  67.151 ms 67.166 ms
> 10  pos-2-7-0-0-cr01.denver.co.ibone.comcast.net (2001:558:0:f54d::1)
> 81.571 ms  81.507 ms  81.569 ms
> 11  2001:558:0:f744::2 (2001:558:0:f744::2)  80.633 ms  80.760 ms 79.825 ms
> 12  2001:558:d0:33::1 (2001:558:d0:33::1)  104.686 ms  105.060 ms 105.040 ms
> 13  te-3-1-ur03.cmc.co.ndcwest.comcast.net (2001:558:d0:5::1) 104.335 ms
> 103.962 ms  104.068 ms
> 14  te-3-1-ur03.cmc.co.ndcwest.comcast.net (2001:558:d0:5::1) 104.492 ms !X
> 104.597 ms !X  104.999 ms !X
>
> Thanks,
> Derek
>

-- 
Sadiq S
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