UUID Validator

Validate UUID strings (v1–v5) and detect the version.

UUID

Enter a UUID to validate.

What is UUID Validator?

A UUID is a 128-bit identifier commonly used as unique IDs. This tool validates the canonical UUID format and checks the version nibble (v1–v5).

Valid example:
550e8400-e29b-41d4-a716-446655440000

Invalid example:
not-a-uuid

1. Paste a UUID into the input.

2. The validator updates instantly and shows the UUID version if valid.

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