What Are Canonical Tags? A Newbie Pleasant Information

Itching to find out about canonical tags? First, let me clarify why they’re related to your web site rating.

There’s been a longstanding perception that Google penalizes duplicate content material. In case you haven’t already heard, that’s not strictly true.

As Google search advocate John Muller explains:

“…it’s not a lot that there’s a unfavourable rating related to it,”

“It’s extra that if we discover precisely the identical info on a number of pages on the net, and somebody searches particularly for that piece of knowledge, then we’ll attempt to discover the most effective matching web page.”

Moreover, on its ‘find out how to keep away from duplicate content material’ web page, Google states:

“Duplicate content material usually refers to substantive blocks of content material inside or throughout domains that both utterly match different content material in the identical language or are appreciably comparable.”

As Google makes clear, there are occasions when a web site proprietor has a real motive for having duplicate content material, like on-line shops or printer-only net pages. Nonetheless, these duplicate pages could cause confusion for search engines like google, they usually don’t at all times know which is the unique or which web page you need to prioritize.

How do you get previous this? You could try 301 redirects or use top-level domains, however you would additionally use a canonical tag URL.

Should you’re questioning what canonical tags are, otherwise you need to know the way they can assist you, learn on to search out out extra.

The Fundamentals of Canonical Tags

In probably the most fundamental phrases, a canonical tag is an HTML snippet (rel=canonical). As I’ve touched on within the intro, you implement a canonical tag while you need to point out to the various search engines which is the unique web page. For instance, you might need a number of variations of a web page if you happen to’re an e-commerce web site proprietor or if you happen to’ve obtained a cellular and desktop model of your web site.

Now, if you happen to wished the various search engines to prioritize the cellular pages, you’d add a self-referencing canonical tag to the cellular model to inform the search engine to index that web page. Which means that the URL connected to the rel=canonical is the web page itself.

In different phrases, when you implement canonical tags, the search engines know which pages to dismiss and which of them to show within the SERPs.

A chart showing how canonical tags work.

Canonical tags are easy so as to add to your web page by together with rel=”canonical” in your header, however what does this do on your search engine optimisation?

How Do Canonical Tags Assist search engine optimisation?

Canonical tags are a necessary a part of any search engine optimisation technique, enabling your web site to rank greater. There are a number of methods they do that:

First, they inform search engines like google which URL model is the “appropriate” one, stopping duplicate content material from rating decrease and making certain you get the suitable web page listed.

Additional, a canonical tag assists your search engine optimisation efforts in different methods, like:

Syndicated content material: Canonical tags can help you higher handle syndicated content material. Once you syndicate content material from one web site to a different, it’s vital to make sure the various search engines nonetheless reference the unique content material. Simply add the rel=”canonical” tag to your header to point which web page you need to index.

Improved rankings: When you may have a number of variations of a webpage or article, including a canonical signifies to the search engine you need folks to go to that particular web page, enhancing the unique rating.

Monitoring: canonical tags allow you to trace site visitors from totally different sources. For instance, in case you have two URL variations, say, one with www and one with out. This can assist you identify which model generates extra site visitors and optimize your web site accordingly.

Common search engine crawling: Right here’s what Google has to say about crawling: “Google will select one URL because the canonical [main] model and crawl that, and all different URLs can be thought-about duplicate URLs and crawled much less usually.” In different phrases, if you happen to don’t need Google to make the selection for you, then add a canonical tag.

Filtering for e-commerce shops: It’s not unusual for e-commerce stores to have massive volumes of duplicate content material that might look like this:

Example of duplicate content in ecommerce stores.

To make sure the various search engines index your most popular e-commerce web page, you would come with a canonical tag.

What Does A Canonical Tag Do?

As I’ve defined, canonical tags can inform search engines like google which model of a URL you need them to index. They’re also called “rel canonical” or a ‘canonical hyperlink aspect.’ You add a canonical tag to the <head> part of your web page, which looks like this:

What a canonical tag looks like.
Examples of canonical tags.

Once you use a canonical tag to inform the search engine which model you like, it helps maintain your web site’s search engine optimisation constant and also can assist forestall duplicate content material points.

What Are The Points With Duplicate Content material?

First, let’s clarify what duplicate content is.

We will outline duplicate content material as an identical or comparable content material showing on a number of pages of your web site. A number of components can contribute to duplication, akin to reprinting an article from one other web site, copying and pasting textual content from one web page to a different, or utilizing a number of URLs for a similar web page.

One other widespread trigger is unintentional duplication.

This may occur when two or extra pages have comparable titles and metadata, and it may possibly happen when web site house owners syndicate their content material to different web sites or use software program to generate pages mechanically.

An extra motive for duplicate content material is intentional duplication. Typically web site house owners create a number of variations of a web page in an try to control search engine rankings. They might additionally copy and paste content material from different web sites to extend site visitors or enhance their search engine optimisation rating – which is principally black hat search engine optimisation.

When a number of pages on a web site include the identical or very comparable content material, it may possibly confuse search engines like google and dilute the rating energy of these pages, which stresses the significance of including a canonical tag.

How To Test for Duplicate Content material

There are a number of methods to determine duplicate content material in your web site.

The best is to do a Google web site search; this is able to seem like web site:yourdomain.com, and see if any outcomes present up that you simply didn’t count on. In case you have an XML sitemap, you may also use Google’s “web site:www.yoursite.com” operator to verify for duplicate pages.

Different strategies to verify for duplicate content material are:

  • Checking your web site’s index standing in Google Search Console. Evaluate the variety of pages listed in Google with the variety of pages you assume must be listed. The outcomes might look one thing like this:
How to check for duplicate content.
  • Utilizing the “web site:instance.com” search operator to search out pages which might be solely in your web site and never on different web sites.
  • Recognizing duplicate content material by utilizing a instrument like Copyscape or Siteliner. These instruments will scan your web site and report any cases of copied textual content.
  • You possibly can additionally use a tool like Screaming Frog to crawl your web site.

How To Implement Canonical Tags

There are two methods so as to add canonical tags to your pages: manually or with a plugin. Should you’re including them manually, you should add a <hyperlink> tag to the <head> part of every web page that you simply need to canonize (make your major/unique web page).

Should you’re utilizing a plugin, many platforms give a easy method so as to add canonical tags to your pages. Beneath are among the choices for including tags to numerous major internet hosting choices.

Implementing Canonical Tags in WordPress

Should you’re utilizing WordPress, the best method so as to add a canonical tag is with a plugin. WordPress users can install it by:

  • Going to the set up web page on WordPress and choosing ‘Add new’
  • Search for the Yoast search engine optimisation plugin
  • Activate Yoast
  • Then go to the ‘after activation’ possibility

You may also set up canonical tags manually by including some PHP code to the header, which appears to be like like this:

Implementing canonical tags in wordpress.

Implementing Canonical Tags in Shopify

Shopify has a information explaining how to add a canonical tag url.

Or so as to add canonical tags manually, simply:

  • Go to your admin panel
  • Discover the ‘gross sales channels’ possibility, go to ‘on-line retailer’ and click on ‘themes’
  • Choose the theme to edit, choose ‘actions’ then ‘edit code’
  • Go to structure and select theme.liquid
  • Insert code into closing ‘head’ tag
  • Enter the code, which looks like this:
Implementing canonical tags in shopify.

Implementing Canonical Tags in Squarespace

Happily, canonical tags are easy to implement on Squarespace websites. Within the Squarespace editor, all you should do is:

  • Go to ‘Pages’
  • Select the gears possibility
  • Choose ‘superior’ from the menu
  • Observe the instructions from there.

Finest Practices For Implementing Canonical Tags

With canonical tags, there are a number of greatest practices to remember. First, at all times use a canonical tag when you may have a number of web page variations.

Second, be certain the canonical tag factors to the proper web page. Should you by accident level to the flawed web page, it may end up in decrease rankings for that web page. :


  • Use canonical tags on all duplicate pages; this ensures that the various search engines solely index one model of every web page.
  • Implement absolute URLs when specifying the canonical tag to allow search engines like google to index pages accurately.
  • Solely specify one rel=”canonical” tag per web page.

One good concept is to just be sure you audit your canonical tags to assist determine any potential implementation points and proper them. SiteChecker provides a free trial of a canonical URL checker.

Lastly, solely use canonical tags when crucial; too many canonicals can hurt your site’s ranking potential.


What’s An Instance of a Canonical Tag?

A canonical tag appears to be like like this: instance.com?costume=1234 and instance.com/clothes/1234 (Supply: Google).

Is a Canonical Tag Crucial? 

Some folks argue that canonical tags are pointless, as Google has acknowledged that they don’t use them as a ranking factor. Nonetheless, if you wish to keep away from duplication points and have a most popular web page you need to direct site visitors to, then a canonical tag stands out as the technique to go. 


A canonical tag is vital for serving to search engines like google perceive the connection between pages on a web site. Canonical tags can forestall duplicate content material points and enhance your SEO efforts, permitting your most popular pages to get listed by search engines like google.

There are vital advantages to including canonical tags, akin to improved net web page efficiency, extra common crawling, and simpler monitoring. They’re additionally highly beneficial for e-commerce site owners who usually have a number of pages of duplicate content material.

Though there are different strategies you would use, a canonical tag is fast to implement, and main platforms like WordPress and Shopify have choices so as to add plugins to simplify the duty.

Do you utilize canonical tags? How have they helped you?

Consulting with Neil Patel

See How My Company Can Drive Huge Quantities of Visitors to Your Web site

  • search engine optimisation – unlock large quantities of search engine optimisation site visitors. See actual outcomes.
  • Content material Advertising and marketing – our workforce creates epic content material that can get shared, get hyperlinks, and appeal to site visitors.
  • Paid Media – efficient paid methods with clear ROI.

Book a Call

Source link

We will be happy to hear your thoughts

Leave a reply

Click Here To Affirm