What is Robots.txt File | Robots.txt And SEO | Complete Setup | SEO in 2021

What is robots.txt is one of the simplest files on the website, as well as one of those files where we can easily do anything with ease. Here, if you remove even one character from your world, it can destroy your SEO, and prevent search engines from accessing important content on your site. In this article, we will tell you what is robots.text, why is robots.text important?

What is robots.txt?

What is a Robots.txt File

This is a file that tells search engine spiders which pages of a website to use and which sections not to crawl. Most search engines (Google, Bing and Yahoo) recognize and use robots.txt requests.

Also read: How to Start an SEO Campaign? 

The robots.txt file instructs webmasters to instruct web robots (search engine robots) on what to do and how to crawl their website’s pages.

In practice, robots.txt files represent kin parts of a website that some user agents (web-crawling software) can crawl and which parts cannot.

Why is Robots.txt important?

There are many sites that do not require a robots.txt file.

This is because Google can find and index all the important pages of the your site. And it does not automatically index any pages which are either not important or which may be a duplicate version of another page.

There are 3 main reasons why you might want to use a robot.txt file.

Block non-public pages: Sometimes we have some pages on our site that we don’t know how to index. For example the staging version of your page or the login page. You need to be on these pages, but you don’t want people to land random people on it.

And for such cases you need robot.txt file, till you prevent search engine crawlers from crawling these pages of yours.

Maximize crawl budget: If you’re having trouble indexing all of your pages, you may have a crawl budget problem. By blocking unimportant pages with robot.txt, Googlebot can spend more of your crawl budget on pages that really matter.

Prevent indexing of resources: Meta directives like Robots.txalso allow you to prevent pages from being indexed. The lightweight meta directive does not work with multimedia resources, such as PDFs and images. And this is the world when robots.txt is needed.

Robots.txt prevents search engines from crawling a specific page on your site. You can see how many of your pages are indexed in the Search Console.

If this number matches us with the number of pages you want to index, you don’t need to worry about the robots.txt file.

And if this number is more than your required page number then you need to create robots.tx file for your website.

best practices

By now we know what the robots.txt file is and why it is important. Now we will tell you in the bare some of the best practices that you have to follow.

  • Create a robots.txt file
  • Your first step is to create a robots.txt file.
  • You can create your robots.txt file using any plain text editor.

If you already have a robots.txt file, you can delete our text. You have to setup the user-agent term first.

First of all you will have to resolve some of the words used in robots.txt file, for the words you can look in Google’s defined words.

Now all you have to do is setup a simple robot.txt file.

User-Agent: X

Reject: Y

User-Agent The specific bot that will follow it. And everything that comes after “Reject” is the page or section you want to block.


User-agent: googlebot Reject: /images

These rules Googlebot should like to index the images folder of your website.

You can use an asterisk (*) if you want all web robots to follow it.


Consumer Agent:* Reject: /images

Asterisk (*) will prevent all spiders from crawling your image folders.

This is one of the ways to use the robots.txt file.

The robots.txt file is easily locating

After creating your root.txt file, you have to live it.

You can technically place the robots.txt file anywhere in the main directory of your site. But we recommend that you do it here:


Aapka robots.txt file is case sensitive so you should use lowercase “r” in your file name.

Check Errors and Mistakes

It is very important to have your robots.txt file set up correctly. If you make a single mistake here, your entire site may be de-indexed.

Luckily, you don’t have to worry about it, as you can use Google’s nifty robots testing tool if your code is set up correctly.

This will show you your robots.txt file and if there are any errors and warnings in your file, it will also show them.

In the example of the robots.txt file above, you can see that we have blocked spiders from crawling the WP admin page.

You can also block spiders from crawling WordPress auto-generated tag pages with the help of robots.txt.

Robots.txt vs Meta Instructions

One thing on here is probably confusing you that you should use robots.txt to Why do it when you want pages to be page-level? “noindex” You can block with the help of meta tag.

We have already told you that it is difficult to use an index tag for multimedia resources, such as videos and PDFs.

And with this, if you have to block thousands of pages, then it is comparison for you to block the entire section of the site with robots.txt, it is easy that you use noindex tag in every single page.

In spite of all this, we recommend that you use meta-directives instead of robots.txt on your page, as it can save you from any ad damage caused by mistake on your site.

Hope you found this article on Introduction to Roots.txt File (What is Robots.txt and Why is Robots.txt Important) informative. If you have any question then you can ask us in the comment section.

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