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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Thanks Ken,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">That is my point . I can look up from CLI and it works but none of these online checkers can find CNAMES. Odd.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Colin<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:36.0pt"><b><span lang="EN-US" style="font-size:12.0pt;color:black">From:
</span></b><span lang="EN-US" style="font-size:12.0pt;color:black">Blueonyx <blueonyx-bounces@mail.blueonyx.it> on behalf of Ken Hohhof <khohhof@kwom.com><br>
<b>Reply to: </b>BlueOnyx General Mailing List <blueonyx@mail.blueonyx.it><br>
<b>Date: </b>Sunday, 24 July 2022 at 20:05<br>
<b>To: </b>'BlueOnyx General Mailing List' <blueonyx@mail.blueonyx.it><br>
<b>Subject: </b>[BlueOnyx:25524] Re: Strange DNS goings on<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">Not sure what that CNAME query at dnschecker.org does, but as long as a regular A query for autodiscover.flintevos.co.uk returns the correct results, does it matter?
<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">Here's what I get (I'm in the US):<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">C:\Users\khohhof>nslookup<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Default Server: ns2.dns.rcn.net<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 208.59.247.45<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">> autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Server: ns2.dns.rcn.net<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 208.59.247.45<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Non-authoritative answer:<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Name: autodiscover.cloudplatform1.com<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Addresses: 51.140.78.157<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"> 51.140.253.155<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Aliases: autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">> server 8.8.8.8<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Default Server: dns.google<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 8.8.8.8<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">> autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Server: dns.google<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 8.8.8.8<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Non-authoritative answer:<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Name: autodiscover.cloudplatform1.com<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Addresses: 51.140.253.155<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"> 51.140.78.157<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Aliases: autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">> server 1.1.1.1<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Default Server: one.one.one.one<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 1.1.1.1<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">> autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Server: one.one.one.one<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 1.1.1.1<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Non-authoritative answer:<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Name: autodiscover.cloudplatform1.com<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Addresses: 51.140.253.155<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"> 51.140.78.157<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Aliases: autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">And if I specifically do a CNAME query, that seems to work also.<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">C:\Users\khohhof>nslookup<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Default Server: ns2.dns.rcn.net<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 208.59.247.45<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">> set type=CNAME<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">> autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Server: ns2.dns.rcn.net<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Address: 208.59.247.45<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">Non-authoritative answer:<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">autodiscover.flintevos.co.uk canonical name = autodiscover.cloudplatform1.com<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#4472C4">><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">-----Original Message-----<br>
From: Blueonyx <blueonyx-bounces@mail.blueonyx.it> On Behalf Of Colin Jack<br>
Sent: Sunday, July 24, 2022 1:24 PM<br>
To: BlueOnyx General Mailing List <blueonyx@mail.blueonyx.it><br>
Subject: [BlueOnyx:25523] Strange DNS goings on<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">We have customer’s IT guys having difficulty with CNAMES on our servers.<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">If they use something like dnschecker.org it doesn’t return any CNAME records. Returns all other records.<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">e.g <o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">If I look up
<a href="https://dnschecker.org/cname-lookup.php?query=flintevos.co.uk&dns=google">
<span style="color:windowtext;text-decoration:none">https://dnschecker.org/cname-lookup.php?query=flintevos.co.uk&dns=google</span></a> I get no result.<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">If however I use dig I get<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">colin@Colins-MacBook-Pro ~ % dig @8.8.8.8 autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">; <<>> DiG 9.10.6 <<>> @8.8.8.8 autodiscover.flintevos.co.uk<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">;; ANSWER SECTION:<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">autodiscover.flintevos.co.uk. 3600 IN CNAME autodiscover.cloudplatform1.com.<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">autodiscover.cloudplatform1.com. 104 IN A 51.140.78.157<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">autodiscover.cloudplatform1.com. 104 IN A 51.140.253.155<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">Anybody any idea what's going on?<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">Thanks<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">Colin<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">_______________________________________________<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US">Blueonyx mailing list<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><a href="mailto:Blueonyx@mail.blueonyx.it"><span style="color:windowtext;text-decoration:none">Blueonyx@mail.blueonyx.it</span></a><o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt"><span lang="EN-US"><a href="http://mail.blueonyx.it/mailman/listinfo/blueonyx"><span style="color:windowtext;text-decoration:none">http://mail.blueonyx.it/mailman/listinfo/blueonyx</span></a><o:p></o:p></span></p>
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