[dns-operations] Charter/Spectrum resolver trouble
sethm at rollernet.us
Fri Apr 9 03:48:50 UTC 2021
On 4/8/21 10:07 AM, Seth Mattinen wrote:
> Is there someone from Charter/Spectrum who is responsible for resolvers
> 188.8.131.52 and 184.108.40.206 on here? I have a customer that's getting
> SERVFAIL responses from those DNS servers for zones they host. All the
> usual public DNS and other provider's DNS servers are fine.
Figured out the issue; there appears to be a routing loop in AS6939 to
prefix 220.127.116.11/24. Sending traffic out over a different transit AS
resolves it for now.
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