Charter DNS servers returning invalid IP addresses

Thu Oct 26 07:10:24 UTC 2023

"Jason J. Gullickson via NANOG" <nanog at nanog.org> writes:

> I've been working for a week or so to solve a problem with DNS
> resolution for Charter customers for our domain bonesinjars.com.  I've
> reached-out to Charter directly but since I'm not a customer I
> couldn't get any help from them.  I was directed by a friend to this
> list in hopes that there may be able to reach a Charter/Spectrum
> engineer who might be able to explain and/or resolve this one.
>
> A dig against Google's DNS servers correctly returns 4 A records:
>
> dig bonesinjars.com 8.8.8.8

Guess you wanted 

  dig bonesinjars.com @8.8.8.8

?

> ;; SERVER: 127.0.0.53#53(127.0.0.53) (UDP)

This is not 8.8.8.8

> dig bonesinjars.com 24.196.64.53

still missing @

> ;; SERVER: 127.0.0.53#53(127.0.0.53)

This is not 24.196.64.53

Bjørn