Common DNS query return messages and response codes and their meaning
Problem or Goal:
when trying to resolve a domain/host-name
Cause:
DNS error
Solution:
|
DNS
Return Message
|
DNS
Response Code
|
Function
|
|
NOERROR
|
RCODE:0
|
DNS Query completed successfully
|
|
FORMERR
|
RCODE:1
|
DNS Query Format Error
|
|
SERVFAIL
|
RCODE:2
|
Server failed to complete the DNS request
|
|
NXDOMAIN
|
RCODE:3
|
Domain name does not exist.
|
|
NOTIMP
|
RCODE:4
|
Function not implemented
|
|
REFUSED
|
RCODE:5
|
The server refused to answer for the query
|
|
YXDOMAIN
|
RCODE:6
|
Name that should not exist, does exist
|
|
XRRSET
|
RCODE:7
|
RRset that should not exist, does exist
|
|
NOTAUTH
|
RCODE:8
|
Server not authoritative for the zone
|
|
NOTZONE
|
RCODE:9
|
Name not in zone
|
Problem Solved?
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