<html><head><meta http-equiv="content-type" content="text/html; charset=us-ascii"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">Hey,<br id="lineBreakAtBeginningOfMessage"><div><br><div><div>On 12 Jan 2026, at 18:20, Joe Abley <jabley@strandkip.nl> wrote:</div><br class="Apple-interchange-newline"></div><blockquote type="cite"><div><div>On 12 Jan 2026, at 17:00, Dave Lawrence via dns-operations <dns-operations@dns-oarc.net> wrote:<br><br><blockquote type="cite">Anyone have some examples of what the answers looked like during the<br>incident? I'm curious about how "the expectations of certain DNS<br>client implementations" were improper. <br><br>From another article I understood that that the Cisco problem was<br>they bombed out when they got the answer, but I'd not be inclined to<br>describe that quite as an issue of their expectations.<br></blockquote><br>There will be a Cloudflare bog about this that describes things in some detail, some time this week I think.<br></div></div></blockquote><div><br></div></div>Sebastiaan's blog is now up, read it while it's hot:<div><br></div><div><a href="https://blog.cloudflare.com/cname-a-record-order-dns-standards/">https://blog.cloudflare.com/cname-a-record-order-dns-standards/</a></div><div><br></div><div>We also took the opportunity to dust off a related old internet-draft from 2015 and resubmit it, with this operational impact fresh in our minds:</div><div><br></div><div><a href="https://datatracker.ietf.org/doc/draft-jabley-dnsop-ordered-answer-section/">https://datatracker.ietf.org/doc/draft-jabley-dnsop-ordered-answer-section/</a></div><div><br></div><div><br></div><div>Joe & Sebastiaan</div></body></html>