Robots.txt builder and rule tester
Generate deterministic groups and explain the winning rule for a crawler and path.
Runs in the browser unless you explicitly load a public robots.txt file.
Robots rules control crawling, not authorization, and do not guarantee deindexing.
Method
Generate deterministic groups and explain the winning rule for a crawler and path.
Privacy
Runs in the browser unless you explicitly load a public robots.txt file.
Limitations
Robots rules control crawling, not authorization, and do not guarantee deindexing.
Primary sources
- Robots Exclusion Protocol — IETF; 2022-09; 2026-08-14.