<div dir="ltr">I am told that <a href="mailto:domains@microsoft.com">domains@microsoft.com</a> should be able to help, Mark.</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Aug 13, 2021 at 9:19 AM Charlie Jonas <<a href="mailto:charlie@charliejonas.co.uk">charlie@charliejonas.co.uk</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi,<br>
<br>
On Fri, Aug 13, 2021 at 01:19:47PM +1000, Mark Andrews wrote:<br>
> > <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a> is being delegated to <br>
> > <br>
> > <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.   300     IN      NS      <a href="http://tm2.edgedns-tm.info" rel="noreferrer" target="_blank">tm2.edgedns-tm.info</a>.<br>
> > <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.   300     IN      NS      <a href="http://tm1.edgedns-tm.info" rel="noreferrer" target="_blank">tm1.edgedns-tm.info</a>.<br>
> > <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.   300     IN      NS      <a href="http://ns2-ms-acdc.office.com" rel="noreferrer" target="_blank">ns2-ms-acdc.office.com</a>.<br>
> > <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.   300     IN      NS      <a href="http://ns1-ms-acdc.office.com" rel="noreferrer" target="_blank">ns1-ms-acdc.office.com</a>.<br>
> > <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.   300     IN      NS      <a href="http://ns4-ms-acdc.office.com" rel="noreferrer" target="_blank">ns4-ms-acdc.office.com</a>.<br>
> > <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.   300     IN      NS      <a href="http://ns3-ms-acdc.office.com" rel="noreferrer" target="_blank">ns3-ms-acdc.office.com</a>.<br>
> > <br>
> > but <a href="http://tm1.edgedns-tm.info" rel="noreferrer" target="_blank">tm1.edgedns-tm.info</a> and <a href="http://tm2.edgedns-tm.info" rel="noreferrer" target="_blank">tm2.edgedns-tm.info</a> are returning invalid<br>
> > negative responses for <a href="http://outlook.ha.office365.com/HTTPS" rel="noreferrer" target="_blank">outlook.ha.office365.com/HTTPS</a><br>
<br>
That zone also has a non-standard start of authority RNAME field.<br>
<br>
$ dig <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>. SOA +norec @<a href="http://ns1-ms-acdc.office.com" rel="noreferrer" target="_blank">ns1-ms-acdc.office.com</a>.<br>
<br>
; <<>> DiG 9.10.6 <<>> <a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>. SOA +norec @<a href="http://ns1-ms-acdc.office.com" rel="noreferrer" target="_blank">ns1-ms-acdc.office.com</a>.<br>
;; global options: +cmd<br>
;; Got answer:<br>
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32194<br>
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 2<br>
<br>
;; OPT PSEUDOSECTION:<br>
; EDNS: version: 0, flags:; udp: 1224<br>
;; QUESTION SECTION:<br>
;<a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.              IN      SOA<br>
<br>
;; ANSWER SECTION:<br>
<a href="http://ha.office365.com" rel="noreferrer" target="_blank">ha.office365.com</a>.       60      IN      SOA     <a href="http://ns1-ms-acdc.office.com" rel="noreferrer" target="_blank">ns1-ms-acdc.office.com</a>. hostmaster\@<a href="http://microsoft.com" rel="noreferrer" target="_blank">microsoft.com</a>. 2021081106 900 600 86400 60<br>
<br>
;; ADDITIONAL SECTION:<br>
<a href="http://ns1-ms-acdc.office.com" rel="noreferrer" target="_blank">ns1-ms-acdc.office.com</a>. 1220    IN      A       13.107.244.2<br>
<br>
;; Query time: 54 msec<br>
;; SERVER: 13.107.244.2#53(13.107.244.2)<br>
;; WHEN: Fri Aug 13 09:50:07 BST 2021<br>
;; MSG SIZE  rcvd: 137<br>
<br>
Unsure if this is a mistake, and it should be <a href="http://hostmaster.microsoft.com" rel="noreferrer" target="_blank">hostmaster.microsoft.com</a>., <br>
or if it's intentional because that email address doesn't actually <br>
work...<br>
<br>
-- <br>
Charlie Jonas<br>
  ~chtjonas<br>
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</blockquote></div>