Robots.txt Tester

Validate crawler access rules and quickly see whether critical URLs are allowed or blocked.

We'll fetch /robots.txt automatically and test this URL against it

Frequently asked questions

What does the robots.txt tester check?

It checks whether specific URLs are allowed or blocked for selected crawlers and shows the matching rule, line, and directive.

Can I test AI crawlers?

Yes. You can test user agents such as GPTBot, ClaudeBot, and PerplexityBot alongside traditional search crawlers.