Level(3) DNS Spoofing All Domains

Mike Bolitho mikebolitho at gmail.com
Tue Nov 19 18:34:47 UTC 2019


>
> How many of (my) clients have miss-typed something and sent their data,
> unknowingly, to a 3rd party host? (Who’s fault would that be?)


Yours? They paid you to set up their network properly and you set it up to
resolve to Level 3. So if they "unknowingly sent their data" to a third
party then it would be your fault.

- Mike Bolitho











On Tue, Nov 19, 2019 at 11:18 AM Marshall, Quincy <Quincy.Marshall at reged.com>
wrote:

> *On *Tuesday, November 19, 2019 12:49 PM, Mike Bolitho <
> mikebolitho at gmail.com> said…
>
> “This is was my thought as well. People always get up in arms about how
> it's "Public DNS!" but it's really not. It's just well known and used
> because it's easy to remember”
>
>
> I am not against their “securing” their hosts. It costs them money to
> provide the service. I disagree with what they did - Disable the service or
> only allow local or on-net resolution. How many of (my) clients have
> miss-typed something and sent their data, unknowingly, to a 3rd party
> host? (Who’s fault would that be?)
>
>
>
> That said I AM a L(3) customer. These IPs were provided when the circuit
> was provisioned for NS resolution. Admittedly, they has indicated, this
> morning, that we are using the “wrong” Anycast NS and provided a different
> set; which functioned the same as  the “Public” ones.
>
> *Lawrence Q. Marshall*
>
>
>
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