DNS_ERROR_ZONE_LOCKED - 9607 (0x2587)
DNS zone is locked.
Updated: Feb 21, 2026
Technical Meaning
This error code is returned when a DNS zone operation fails due to the zone being locked. A locked zone typically means that changes cannot be made to the zone's configuration or content.
Error Details
The DNS_ERROR_ZONE_LOCKED error indicates that an attempt was made to perform an operation on a DNS zone, but the zone is currently in a state where modifications are not allowed. This can occur when the zone is being managed by another process or service, such as a DNS server or a zone transfer.
Usage Context
This error is commonly encountered during operations that require modifying the contents of a DNS zone, such as adding, removing, or updating records. It may also be returned if an attempt is made to perform administrative tasks on a locked zone.
Developer Interpretation
When this error is received, it should be interpreted as follows:
- The operation attempted cannot proceed because the zone is in a read-only state.
- Ensure that no other processes or services are managing the zone at the time of the operation.
- Verify that the zone is not being locked by another component of the DNS infrastructure.
Related Errors
DNS_ERROR_ZONE_DOES_NOT_EXISTDNS_ERROR_INVALID_DATADNS_ERROR_NO_UPDATEilitatingresolution guidance and developer notes.DNS_ERROR_NAME_ERROR
FAQ
Q: What does it mean when I receive the DNS_ERROR_ZONE_LOCKED error?
A: It means that a DNS zone is currently locked, preventing modifications to its configuration or content.
Q: How can I resolve this issue?
A: Ensure no other processes are managing the zone and retry the operation. If the problem persists, check for any ongoing administrative tasks on the zone.
Summary
The DNS_ERROR_ZONE_LOCKED error indicates that a DNS zone is locked, preventing modifications to its configuration or content. Developers should ensure that zones are not being managed by other processes before attempting operations and verify the operational context to avoid this error.