System command

nslookup set class command

Changes the query class. This guide lists the documented syntax and parameters for nslookup set class; check Microsoft Learn for version, role and execution-context requirements.

Availability: Microsoft Learn command reference spanning Windows client and Windows Server releases; some entries are legacy, role-specific, optional-feature or interactive subcommands.中文

Documented syntax

set class=<class>

The linked Microsoft Learn article is the upstream authority. Availability may depend on Windows release, role, optional feature or interactive tool context.

Syntax pattern

Syntax pattern from Microsoft Learn; replace placeholders and choose only one documented alternative before use.

set class=<class>

Parameters, options and clauses

Option / clause	Description
`<class>`	Choose IN (default), CHAOS, HESIOD or ANY.
`/?`	Display command help or the supported command-line usage.
`/help`	Display command help or the supported command-line usage.

Safety note

Review a command and its target before running it. Commands that alter files, services, accounts, disks, permissions or databases may be difficult to reverse. Test in a safe environment and keep backups.

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