NS query on bind9

[Sonal Pahuja]

Hello All,

Currently we are facing below issue:-

We have built a response for NS query and sending it to bind9. But however bind9 is rejecting and getting server fail error.
NAPTR and CNAME queries are working fine.

Wireshark of response built by our application:
[cid:image003.jpg at 01D7A8A4.B454D3C0]


Above messages is getting received by bind9, bind 9 is rejecting it and sending server fail message to sender

In named.run getting below output:-

error (FORMERR) resolving

[cid:image004.jpg at 01D7A8A4.B454D3C0]
Kindly let us know what can be issue here.

Regards
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