Creating a robots.txt file might sound technical, especially if you’re building your first website. However, you don’t need programming skills or advanced SEO knowledge to create one.
A robots.txt file tells search engine crawlers which parts of your website they can access. It helps you manage crawling instructions for search engines like Google and Bing.
The good news? You can create a robots.txt file online in just a few minutes using a free tool.
In this guide, you’ll learn how to generate a robots.txt file, customize crawler rules, add your sitemap, and upload the finished file to your website.
What Do You Need Before Creating a Robots.txt File?
Before generating your file, gather a few basic details about your website.
You don’t need to install software or understand complex coding languages.
| Requirement | Why You Need It | Example |
| Website URL | To identify your website | https://example.com |
| Restricted directories | To identify paths crawlers should avoid | /temporary/ |
| XML sitemap URL | To help crawlers discover your sitemap | https://example.com/sitemap.xml |
| Crawler preferences | To configure rules for specific bots | Googlebot, Bingbot |
| Website access | To publish the generated file | Hosting panel or CMS settings |
If you don’t need any special crawling restrictions, your robots.txt file can be very simple.
Google also explains that websites do not necessarily need a robots.txt file unless they want to manage crawler access.
How to Create a Robots.txt File Online in 5 Easy Steps
One of the simplest ways to create a robots.txt file is by using an online generator.
Instead of manually writing crawler directives, you select your preferred settings and let the tool produce the file.
Here’s how the process works.
Step 1: Open an Online Robots.txt Generator
Start by opening a browser-based robots.txt creation tool.
For example, GUESTPOSTLINKS offers a free online Robot.txt file creator that helps website owners generate crawler instructions without manually writing the entire file.
The tool provides options for default crawler permissions, bot-specific rules, restricted directories, crawl delays, and XML sitemap URLs.
You can use it directly in your browser without installing additional software.
Step 2: Select Your Default Crawler Permissions
The first step is choosing how search engine crawlers should access your website.
Most websites want search engines to crawl their public content.
For a typical blog or business website, allowing crawling by default is usually the appropriate starting point.
If you want all compliant crawlers to access your website, a basic configuration looks like this:
User-agent: *
Disallow:
Here, the asterisk represents all crawlers that follow the standard wildcard user-agent group.
The empty Disallow directive means no paths are restricted by that rule.
Avoid selecting a sitewide block unless you intentionally want to prevent compliant crawlers from accessing your website.
Step 3: Add Restricted Directories
Next, decide whether there are specific website directories that search engines should avoid crawling.
For example, suppose your website contains a temporary directory that isn’t useful for search engines.
You can add:
/temporary/
The generated file may contain:
User-agent: *
Disallow: /temporary/
This instructs compliant crawlers not to access URLs within that directory.
Only restrict directories after confirming that they don’t contain important content or resources needed for page rendering.
Important: Robots.txt is not a security feature. Use authentication or appropriate server controls to protect confidential information.
Step 4: Add Your XML Sitemap URL
An XML sitemap helps search engines discover important URLs on your website.
If you already have a sitemap, enter its full URL into the generator.
For example:
https://example.com/sitemap.xml
The generated file can include:
Sitemap: https://example.com/sitemap.xml
This provides search engines with a reference to your sitemap.
However, adding a sitemap does not guarantee that every URL will be indexed.
Step 5: Generate and Download Your Robots.txt File
After configuring your settings, click the option to create your robots.txt file.
Review the generated output before using it.
Make sure that:
- Important website sections are not blocked.
- Restricted directory paths are correct.
- Your sitemap URL points to the right file.
- Any bot-specific rules match your intentions.
- The generated file is saved as robots.txt.
Once everything looks correct, copy or download the generated file.
You now have a robots.txt file ready to publish.
What Does a Generated Robots.txt File Look Like?
A typical robots.txt file contains simple text-based instructions.
For example:
User-agent: *
Disallow: /temporary/
Disallow: /test-area/
Sitemap: https://example.com/sitemap.xml
This configuration tells compliant crawlers to avoid two directories while providing the location of an XML sitemap.
Here is what each instruction means.
| Robots.txt Rule | Meaning |
| User-agent: * | Applies the following rules to all matching crawlers |
| Disallow: /temporary/ | Restricts crawling within the temporary directory |
| Disallow: /test-area/ | Restricts crawling within the test-area directory |
| Sitemap: | Provides the location of the XML sitemap |
These rules are examples, not universal settings.
Your final configuration should reflect your website’s actual requirements.
Why Use an Online Robots.txt Generator Instead of Writing It Manually?
You can create a robots.txt file using any plain text editor.
However, an online generator can make the process more convenient, particularly for beginners.
Here’s how the two approaches compare.
| Feature | Online Generator | Manual Creation |
| Coding knowledge | Not required | Basic syntax knowledge helpful |
| Setup process | Form-based configuration | Write directives manually |
| Bot-specific options | Available in supported generators | Must be written manually |
| Sitemap integration | Enter URL in a field | Add directive manually |
| Time required | Usually a few minutes | Depends on complexity |
| Customization | Limited to available settings | Full control |
| Final review | Required | Required |
An online generator is a practical option when you need a straightforward configuration.
Manual editing may be more suitable when your website requires advanced or unusual crawling rules.
Neither method guarantees that the resulting rules are appropriate for your website. Testing remains essential.
How to Upload Your Robots.txt File to a Website
After creating the file, you need to publish it in the correct location.
Search engines expect the robots.txt file at the root of the relevant website host.
For example:
https://example.com/robots.txt
The upload method depends on your website platform.
Uploading Robots.txt to a WordPress Website
WordPress may provide a virtual robots.txt file by default.
Depending on your hosting setup and plugins, you can manage robots.txt through an SEO plugin or your hosting file manager.
Before replacing an existing file, review its current rules.
If you use a physical robots.txt file, make sure it is placed in the correct root directory.
Uploading Robots.txt Through cPanel
If your hosting provider uses cPanel, the process typically involves:
- Log in to your hosting account.
- Open File Manager.
- Navigate to the document root for your website.
- Upload the robots.txt file.
- Confirm that the file is publicly accessible.
The exact directory may differ depending on your hosting configuration.
Adding Robots.txt to Blogger
Blogger provides settings for custom robots.txt content.
You can open the crawler and indexing settings, enable custom robots.txt where available, and paste your generated instructions.
Review the configuration before saving because incorrect rules may affect crawling.
How to Test Your Robots.txt File After Uploading
Generating a file is only part of the process.
You should also verify that search engines can access it and that the instructions work as intended.
Start by visiting:
https://yourdomain.com/robots.txt
Replace the example domain with your actual website.
If the file loads, review its contents.
Next, use Google Search Console to inspect important URLs and investigate crawling restrictions.
Google’s robots.txt reporting tools can help you identify file accessibility and processing issues.
For Bing, Bing Webmaster Tools provides robots.txt testing and crawling-related features.
Testing is especially important after adding broad restrictions or crawler-specific rules.
Common Problems When Creating Robots.txt Online
Even with a generator, some configuration problems can occur.
| Problem | Possible Cause | Solution |
| Robots.txt returns 404 | File missing or incorrect location | Check the website root directory |
| Important pages blocked | Overly broad Disallow rule | Review restricted paths |
| Sitemap not found | Incorrect sitemap URL | Verify the sitemap address |
| Google ignores crawl-delay | Unsupported directive | Use supported Google crawl controls |
| Rules don’t work on subdomain | File applies to a different host | Configure the relevant subdomain |
| Page still appears in Google | Robots.txt doesn’t guarantee deindexing | Use appropriate indexing controls |
One important point is that robots.txt controls crawling, not guaranteed removal from search results.
Google may still discover a blocked URL through links from other websites.
If your goal is to prevent indexing, you need an appropriate indexing solution rather than relying on robots.txt alone.
When Should You Update Your Robots.txt File?
You don’t need to regenerate your robots.txt file every week.
However, you should review it when your website changes significantly.
Common reasons to update the file include:
- Launching a new website section.
- Changing your URL structure.
- Migrating to a different platform.
- Adding directories that should not be crawled.
- Updating crawler-specific restrictions.
- Changing your XML sitemap location.
After every major update, verify that important pages remain accessible to search engines.
Conclusion
Creating a robots.txt file online is a straightforward way to configure search engine crawling instructions without coding.
By choosing default permissions, adding necessary directory restrictions, including your XML sitemap, and reviewing the generated output, you can prepare a file that matches your website’s crawling requirements.
The most important part is not simply generating the file but making sure its rules are correct.
After publishing your robots.txt file, test important URLs and review the configuration whenever your website changes.
A properly maintained robots.txt file helps you manage crawler access while keeping valuable website content available for search engine discovery.
Frequently Asked Questions
Can I create a robots.txt file online for free?
Yes. Free online robots.txt generators let you configure crawler instructions and produce a text file without writing the rules manually.
Do I need coding knowledge to create a robots.txt file?
No. You can create a robots.txt file using a text editor or a browser-based generator. However, you should understand the effect of each rule before publishing it.
Can I use a robots.txt generator for WordPress?
Yes. Robots.txt generators can produce instructions for WordPress websites. You can then publish the file using an appropriate hosting or WordPress configuration method.
Is a robots.txt file mandatory for every website?
No. Websites that do not need crawler restrictions can operate without a custom robots.txt file.
Can I block Googlebot using robots.txt?
Yes. You can configure rules for Googlebot, but blocking it from important content can prevent Google from crawling that content.
How do I know if my robots.txt file is correct?
Check that the file is accessible, review its syntax, and use search engine webmaster tools to test important URLs and identify crawling problems.
