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UUID / GUID Format Validator

Validate UUID / GUID formats and inspect version, variant, and NIL properties.

How to use

  1. Paste any UUID string (with or without hyphens).
  2. View validation status, UUID version (v1-v5), and RFC compliance.

Frequently Asked Questions

Does it support GUIDs without hyphens?

Yes, 32-character hex strings without hyphens are fully validated.