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Line 91:
* Z: Zero: Three reserved bits set to zero.
;RCode: 1/2 (4 bits) Response Code
Set to 0 in Queries.
Changed by Replying Server in Responce
Conveys Success or Error
0 No Error
1 Format Error
2 Server Failure
3 Name Error
4 Not Implemented
5 Refused
6 YX DOmain
7 YX RR Set
8 NX RR Set
9 Not Auth
10 Not Zone
;QDCount:
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