Manage DNS records with strict change scoping and verification steps.
Execution Checklist
- Confirm domain zone, record type, and target value.
- Query existing records before modifications.
- Apply add/update/delete operation with TTL constraints.
- Validate propagation using authoritative and recursive checks.
Safety Rules
- Avoid blind overwrite; diff against existing records.
- Keep rollback values in output.
- Minimize TTL before migration windows.
References
references/sources.md