[dns-operations] [Ext] Something happening in the root?

Wessels, Duane dwessels at verisign.com
Wed Feb 26 02:58:53 UTC 2020

Thank you, Chris. Some further information: The issue involved a delay of zone updates, to a single server, over a limited period of time. We are putting in place additional measures to help prevent a recurrence and will provide more information if applicable.


> On Feb 25, 2020, at 6:21 AM, Chris via dns-operations <dns-operations at dns-oarc.net> wrote:
> From: Chris <lists+dnsops at gbe0.com>
> Subject: Re: [dns-operations] [Ext] Something happening in the root?
> Date: February 25, 2020 at 6:21:51 AM PST
> To: <dns-operations at lists.dns-oarc.net>
> Hi all,
> Not specifically related to this incident, I am wondering if anyone else noticed that a.gtld-servers.net (at least nnn1-elsyd3) also had an issue last week.
> It seems to have stop getting any updates from Tuesday, 18 Feb 2020 02:32:50 AWST at least until around  Wednesday, 19 Feb 2020 14:30 AWST. A few customers reported issues resolving domains they registered after the initial time based on the SOA getting returned:
> a.gtld-servers.net. nstld.verisign-grs.com. 1581964370 1800 900 604800 86400
> Queries for new domains returned a NXDOMAIN like it had not received any updates from the SOA serial onwards.
> Thanks
>> Our incident report is now online at:
>> <https://www.isc.org/docs/f-root/incident-2020-01.pdf>
>> Ray Bellis
>> Director of DNS Operations, ISC.
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