14 checks in Technical Foundation & Rendering. Automated Its subsection has a live automated checker in the engine.
| ID | Check | Passes when |
|---|---|---|
| 1.1.01 | GET / (UA=Googlebot) | HTTP 200 |
| 1.1.02 | GET /?cache_bust=1 (UA=Googlebot) | HTTP 200 |
| 1.1.03 | HEAD / (UA=Googlebot) | HTTP 200 |
| 1.1.04 | GET /nonexistent-url-gpt-test (UA=Googlebot) | HTTP 404 |
| 1.1.05 | GET / (UA=Bingbot) | HTTP 200 |
| 1.1.06 | GET /?cache_bust=1 (UA=Bingbot) | HTTP 200 |
| 1.1.07 | GET / (Chrome Desktop) | HTTP 200 |
| 1.1.08 | HEAD / (Chrome Desktop) | HTTP 200 |
| 1.1.09 | GET / (Chrome Mobile) | HTTP 200 |
| 1.1.10 | GET /?mobile_test=true (Chrome Mobile) | HTTP 200 |
| 1.1.11 | GET /?utm_source=random123 | HTTP 200 |
| 1.1.12 | GET /?random=<random_hash> | HTTP 200 |
| 1.1.13 | GET / with empty UA | HTTP 200 |
| 1.1.14 | GET / with invalid UA “bot@#$” | HTTP 200 or 403 if configured |
1.2 Render Parity Suite (Headless vs Raw HTML) →
A Deep Audit scores every check here that applies to your page, then an AI pass of up to 150 checks. Included on Pro and Ultra, or $9 for one audit.
See plansMachine-readable: catalog totals and the full catalog as JSON (IDs, section, weight, status).