bugs for cname can not be working properly with bind 9.11.4

[Shawn Bian]

Hello All

thank you for the feedback ,I am wonder is that possible that I send a 
teams link for a live debugging on my sever .even I can paid for this .

if that not possible ,I really have no idea on how to do troubleshooting 
next , i am plan to delete all the server and rebuild it from very 
begining . thanks


Thanks

Shawn

在 5/26/2022 4:44 PM, Jan-Piet Mens via bind-users 写道:
> (putting this back on list)
>
>> thank you for the feedback,now I have already start the slave server
>> [root at bind-master-centos7 ~]# dig kaixinduole.com +nssearch
>> SOA ns1.kaixinduole.com. shawn.kaixinduole.com. 2022041566 3600 900 
>> 604800
>> 86400 from server 52.130.145.30 in 0 ms.
>> SOA ns1.kaixinduole.com. shawn.kaixinduole.com. 2022041584 3600 900 
>> 604800
>> 86400 from server 139.217.99.188 in 1 ms.
>
> You'll note that the two servers have a differing SOA serial: 
> 2022041566 vs
> 2022041584.
>
> Something has changed, because the zone now SERVFAILs:
>
> $ dig @9.9.9.9 kaixinduole.com
> ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 56297
>
> When queried directly, I get a response:
>
> $ dig @52.130.145.30 ns1.kaixinduole.com +norec
> ;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
>
> I can't get rid of the feeling that we're not seeing the same server 
> you are...
>
>     -JP