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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Recommend you turn off DNSSEC validation and see if it starts working.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">If it does, then you know the issue is with how DNSSEC is configured on your server.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">John<o:p></o:p></span></p>
<p class="MsoNormal"><a name="_MailEndCompose"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></a></p>
<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""> bind-users [mailto:bind-users-bounces@lists.isc.org]
<b>On Behalf Of </b>Blason R<br>
<b>Sent:</b> Wednesday, August 30, 2023 8:20 AM<br>
<b>To:</b> bind-users<br>
<b>Subject:</b> Facing issues while resolving only one record<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hi all,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I have bind BIND 9.18.17-1+ubuntu22.04.1+isc+1-Ubuntu (Extended Support Version)<o:p></o:p></p>
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<p class="MsoNormal">And I am facing this weird issue. Somehow <a href="http://eportal.incometax.gov.in">
eportal.incometax.gov.in</a> site is not getting resolved through DNS.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I tried a lot but unfortunately the issue still persists.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Here are packet capture logs.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 262144 bytes<br>
18:47:19.569999 ens18 In IP 192.168.1.162.61110 > 192.168.1.133.53: 20+ A? <a href="http://eportal.incometax.gov.in">
eportal.incometax.gov.in</a>. (42)<br>
18:47:19.587705 ens18 Out IP 192.168.1.133.40263 > 208.67.222.222.53: 30627+% [1au] A?
<a href="http://eportal.incometax.gov.in">eportal.incometax.gov.in</a>. (65)<br>
18:47:19.599214 ens18 Out IP 192.168.1.133.44299 > 1.1.1.1.53: 62952+% [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:20.800736 ens18 Out IP 192.168.1.133.56154 > 8.8.8.8.53: 16152+% [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:21.573628 ens18 In IP 192.168.1.162.53536 > 192.168.1.133.53: 21+ AAAA? <a href="http://eportal.incometax.gov.in">
eportal.incometax.gov.in</a>. (42)<br>
18:47:21.576427 ens18 Out IP 192.168.1.133.55356 > 8.8.8.8.53: 57361+% [1au] AAAA?
<a href="http://eportal.incometax.gov.in">eportal.incometax.gov.in</a>. (65)<br>
18:47:22.002738 ens18 Out IP 192.168.1.133.33064 > 208.67.222.222.53: 16204+% [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:22.777934 ens18 Out IP 192.168.1.133.58739 > 208.67.222.222.53: 34205+% [1au] AAAA?
<a href="http://eportal.incometax.gov.in">eportal.incometax.gov.in</a>. (65)<br>
18:47:23.203333 ens18 Out IP 192.168.1.133.60920 > 9.9.9.9.53: 46145+% [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:23.584820 ens18 In IP 192.168.1.162.53962 > 192.168.1.133.53: 22+ A? <a href="http://eportal.incometax.gov.in">
eportal.incometax.gov.in</a>. (42)<br>
18:47:24.405041 ens18 Out IP 192.168.1.133.56475 > 198.41.0.4.53: 12349 [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:25.205136 ens18 Out IP 192.168.1.133.33517 > 192.36.148.17.53: 18768 [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:25.237837 ens18 Out IP 192.168.1.133.43646 > 156.154.100.20.53: 28883 [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:25.259888 ens18 Out IP 192.168.1.133.51762 > 59.160.103.171.53: 46716 [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<br>
18:47:25.597312 ens18 In IP 192.168.1.162.53963 > 192.168.1.133.53: 23+ AAAA? <a href="http://eportal.incometax.gov.in">
eportal.incometax.gov.in</a>. (42)<br>
18:47:26.498891 ens18 Out IP 192.168.1.133.52631 > 125.16.225.122.53: 12762 [1au] DNSKEY?
<a href="http://incometax.gov.in">incometax.gov.in</a>. (57)<o:p></o:p></p>
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<div>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I feel this is something related to DNS RRKEY Record size?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Plus then I dumbdb on my server and went through cache using command<o:p></o:p></p>
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<p class="MsoNormal"><b>#rndc dumpdb -all</b><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<div>
<p class="MsoNormal">And here is the output<o:p></o:p></p>
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<div>
<p class="MsoNormal"><o:p> </o:p></p>
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<div>
<p class="MsoNormal"><a href="http://incometax.gov.in">incometax.gov.in</a>. 3422 NS <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a>.<br>
3422 NS <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a>.<br>
<a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a>. 131 \-AAAA ;-$NXRRSET<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a>. RRSIG NSEC ...<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a>. NSEC <a href="http://ns02.incometax.gov.in">
ns02.incometax.gov.in</a>. A RRSIG NSEC<br>
; <a href="http://incometax.gov.in">incometax.gov.in</a>. SOA <a href="http://ns01.incometax.gov.in">
ns01.incometax.gov.in</a>. <a href="http://ns-admin.cpc.incometax.gov.in">ns-admin.cpc.incometax.gov.in</a>. 2023060970 7200 3600 1209600 3600<br>
; <a href="http://incometax.gov.in">incometax.gov.in</a>. RRSIG SOA ...<br>
<a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a>. 120 \-AAAA ;-$NXRRSET<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a>. RRSIG NSEC ...<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a>. NSEC <a href="http://ns03.incometax.gov.in">
ns03.incometax.gov.in</a>. A RRSIG NSEC<br>
; <a href="http://incometax.gov.in">incometax.gov.in</a>. SOA <a href="http://ns02.incometax.gov.in">
ns02.incometax.gov.in</a>. <a href="http://ns-admin.cpc.incometax.gov.in">ns-admin.cpc.incometax.gov.in</a>. 2023071447 7200 3600 1209600 3600<br>
; <a href="http://incometax.gov.in">incometax.gov.in</a>. RRSIG SOA ...<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 131] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 120] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 131] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 120] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 131] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 120] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 131] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 120] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 131] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 120] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 130] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 119] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 128] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 117] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 128] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 117] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 128] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 117] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 128] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 117] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 128] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 117] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 125] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 114] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns01.incometax.gov.in">ns01.incometax.gov.in</a> [v6 TTL 124] [v4 unexpected] [v6 nxrrset]<br>
; <a href="http://ns02.incometax.gov.in">ns02.incometax.gov.in</a> [v6 TTL 113] [v4 unexpected] [v6 nxrrset]<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Any idea what could be an issue?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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