Duolingo
(https://www.duolingo.com) 📸 Data Snapshot: May 17, 2026Inspect the JSON-LD. Is there an Organization or Person schema, and does it carry sameAs links to real external profiles (LinkedIn, socials)? Missing schema or no identity declaration signals an anonymous entity.
The site lacks all forms of structured data (schema_json is null), preventing any verification of industry authority or brand identity. No experts, founders, or faculty members are referenced with a digital footprint or Person schema. The technical implementation is critically weak, featuring a broken heading hierarchy and missing metadata, which contradicts any claim of a world-class platform.
The marketing tone established in the meta-title and truncated description as a global leader is not supported by a single case study or result. There is zero evidence of the ‘academic excellence’ or ‘outstanding results’ expected in the education industry dictionary. This creates a 100% gap between the brand’s perceived market position and its demonstrated evidence.
Identity & Authority is read from the structured data first: whether the site declares who it is in machine-readable schema, with verifiable identity links. Below is the schema captured per page, then the external proof links that support (or fail to support) that identity.
🔗 Identity & Technical Layer — schema JSON-LD: identity chains, entity gaps
🛡️ Trust Signals — external proof links that back the declared identity
| Page | Reviews | Proof links |
|---|---|---|
| / (home) | 0 | 0 |
This page presents a snapshot of public data from Duolingo, captured on May 17, 2026, to show how machine logic reads Identity & Authority signals into an AI reputation evaluation.
Purpose: This data is presented under “Fair Use” for the purpose of independent signal analysis, allowing readers to see the raw signals behind the reputation score.
Notice to Duolingo: This analysis is part of a non-adversarial audit conducted by 1 Euro SEO. The results are intended as professional feedback to help improve any website’s machine-readability and authority signals. The evaluation is free, and any company can request a fresh audit at any time.
Any company can use the insights for free and improve its voice. When a company has updated its content, it can always submit a new audit request, which will be reflected in a new current score.
To all users: You are encouraged to visit the live site at https://www.duolingo.com to view the most current version of its content and see directly what this company is about and what it offers.