Hi Shumon,
At 12:46 PM 03-02-2020, Shumon Huque wrote:
Didn't we discuss this recently?
Sorry, I missed that thread.
I assume this is the Cogent<->Hurricane Electric IPv6 peering issue.
See the long thread that starts here (short summary: dnsviz is
singly homed to HE so can't reach Cogent IP
--- Begin Message ---
This topic was discussed during October, 2019 in this thread:
https://lists.dns-oarc.net/pipermail/dns-operations/2019-October/019276.html
On 2/3/20, 3:35 PM, "dns-operations on behalf of Jared Mauch"
wrote:
from what source IP?
> On Feb 3, 2020, at 3
Didn't we discuss this recently?
I assume this is the Cogent<->Hurricane Electric IPv6 peering issue. See
the long thread that starts here (short summary: dnsviz is singly homed to
HE so can't reach Cogent IPv6 servers):
https://lists.dns-oarc.net/pipermail/dns-operations/2019-October/019276.html
from what source IP?
> On Feb 3, 2020, at 3:02 PM, SM wrote:
>
> Hello,
>
> c.root-servers.net (2001:500:2::c) is not responding to queries over IPv6 [1].
>
> Regards,
> -sm
>
> 1. The error from DNSViz is "arpa zone: The server(s) were not responsive to
> queries over UDP. (2001:500:2::c)"
