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On-Page SEO Checker
Analyses a page's HTML for title, description, headings, images, links, structured data and…
Robots.txt Tester
Tests whether a given URL is allowed or blocked by a robots.txt file, showing which rule decides it.
SEO
Nothing uploaded
No sign-up
Free, unlimited
Paste something on the left to see the result.
In short
Robots.txt Tester is a free online tool on inputtesthub.com that tests whether a given URL is allowed or blocked by a robots.txt file, showing which rule decides it. It needs no account, no download and no payment, and there is no daily usage limit. Everything is processed inside your own browser, so the data you paste is never uploaded to a server.
How to use the Robots.txt Tester
- Paste your code into the input area.
- Choose the indentation and output options you want.
- Read the formatted result, then copy or download it.
About the Robots.txt Tester
The Robots.txt Tester tests whether a given URL is allowed or blocked by a robots.txt file, showing which rule decides it. It runs as plain JavaScript inside the page, which means there is no upload step, no queue and no size limit imposed by a server — the only limit is your own device.
What people use it for
- Checking a rule before deploying it.
- Working out why a page is not being crawled.
- Understanding precedence between conflicting rules.
Frequently asked questions
Is the Robots.txt Tester free, or is there a paid tier?
It is free, with no account, no trial and no daily cap. Every seo tool on inputtesthub.com works the same way: open the page and use it.
Is what I paste into the Robots.txt Tester stored?
No. The Robots.txt Tester runs entirely in your browser using JavaScript. Nothing is transmitted, logged or stored, which you can verify yourself in the Network tab of your browser's developer tools.
What is the Robots.txt Tester used for?
The most common reasons people reach for it: checking a rule before deploying it. Working out why a page is not being crawled. Understanding precedence between conflicting rules. It is built for exactly those cases rather than being a general-purpose tool with this bolted on.
Can I use the Robots.txt Tester on mobile?
Yes. The page is responsive and the tool works in Chrome, Safari, Firefox, Edge and Samsung Internet on both Android and iOS. There is no app to install and nothing to sign into.
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