Curious Cloudflare DNS behavior

Mark Milhollan mlm+nanog-lists at
Sat May 30 17:54:58 UTC 2020

On Fri, 29 May 2020, John Sage wrote:

>Each one of ping, traceroute, dig and host returns
> Host usbank . com not found: 2(SERVFAIL)

Could be a DNSSEC issue.  When it happens check <> or 
<> to see if that's the case.

Mark Milhollan

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