Overview
Validator.nu is a validator bot used for markup validation, accessibility testing, structured-data review; it appears in server logs as .
Profile
- Operator
- Validator.nu
- Classification
- Validator
- Verification
- Unverified
- Last reviewed
- Aug 7, 2026
- Common Use
- Validator.nu is used for markup validation, accessibility testing, structured-data review, and technical page-quality checks.
- Company
- Validator.nu
- Confidence
- Medium
- Family
- Validator.nu
- Identity Type
- observed
- Kind
- validator
- Purpose
- html-validation
- Respects Robots
- unknown