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Your AEO score measures whether AI search engines (ChatGPT, Claude, Perplexity, Gemini) can actually read your site and cite it in answers. Two-thirds of websites are invisible to them. About Validator.nu just got measured.
4/10 means About Validator.nu is borderline visible. AI bots can crawl your site but your structured-data signals are thin. You are at risk of being skipped when buyers ask AI for a recommendation.
The Pitch No DTD-Based Validation Basic Usage Alternative Modes of Input Configurability Web Service API Preset Schemas Non-Schema Checkers FAQ Known Issues and Ideas for Future Development Reporting Bugs and Getting Help Feature Details for Custom Schemas Source Code Acknowledgments Links to Other Validators Terms of service Privacy The Pitch (X)HTML5 validation.
Category: Technology
about.validator.nu1
Structured Data
7
Content Structure
4
Entity Clarity
6
E-E-A-T Signals
5
Technical AEO
2
AI Discoverability
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Your full 6-category score breakdown
Exact fixes: robots.txt, schema, llms.txt
AI bot crawls from ChatGPT, Claude, Perplexity, Gemini
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Scored by Engagemii on May 23, 2026. Methodology: engagemii.com/aeo/methodology
Source URL: https://engagemii.com/aeo/brands/about-validator-nu
Cite this score: Engagemii (2026). "AEO Score for About Validator.nu." Retrieved from https://engagemii.com/aeo/brands/about-validator-nu
Licensed under CC BY 4.0. You may reuse this data with attribution: a visible link to engagemii.com.
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