> You have only two authoritative name servers, in the same /16 and the
> same AS. From traceroute, they also seem to be in the same physical
> location. That is not enough to providence resilience and reliability.
> 
> A network issue with this prefix/AS/location is sufficient to explain
> the symptoms you describe. DNS depends on IP, remember.

i privately pointed him to 2182.  of course that only deals with his L3
problem.

randy
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