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Curious Cloudflare DNS behavior
- Subject: Curious Cloudflare DNS behavior
- From: mlm+nanog-lists at milhollan.com (Mark Milhollan)
- Date: Sat, 30 May 2020 10:54:58 -0700 (PDT)
- In-reply-to: <[email protected]>
- References: <[email protected]>
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 <http://dnsviz.net/> or
<https://dnssec-debugger.verisignlabs.com/> to see if that's the case.
--
Mark Milhollan
+1-805-901-4009