Checklist for on-page and off-page SEO (technical, content and external links)
Posted: Wed Apr 30, 2025 6:23 am
⏲ Reading time: 12 minutes
To be visible on search engine results pages , you are no doubt aware that you need to optimize your website . Although there are adjustments that you can directly apply to your pages ( technical and content ), you are also working on external factors ( popularity ). These combined optimization actions are what we call on-page and off-page SEO . I therefore suggest that you take a look at everything that needs to be put in place to promote your natural referencing .
Quick read: one minute to learn about on-page and off-page SEO factors
Want to quickly learn about on-page and off-page SEO criteria ? Here's the checklist that brings together all the information you need!
Checkilit SEO on-page and off-page
By reading the rest of this blog post, you will have all the details on each of the on-page and off-page SEO optimizations.
What are the two main components of SEO optimization?
As you know, to improve your site's SEO , you need to implement concrete content marketing actions. To do this, you will work on the two main components of SEO optimization: "on-page" and "off-page" .
But what do these terms mean that you absolutely must know to be visible on search engines , and especially Google?
1. Definition of the on-page SEO component
On-page SEO is the adjustments you can make directly to your pages and website . You have direct control over these actions, can adjust them as you see fit, and update them whenever you want.
2. Definition of the off-page SEO component
Off-page SEO refers to the acquisition and optimization levers external to your website . While you can't control everything that happens outside of your pages, you can optimize what you do implement.
The essential settings for on-page SEO
Illustrative image: on-page SEO criteria
I invite you to discover in detail the on-page SEO optimizations that you must implement to improve your organic referencing.
Content
To be able to interest your reader and inform indexing robots of the relevance of your content , you must write quality texts that respond to the search intent of Internet users. This is therefore the absolute priority for optimizing on-page SEO, and a way of doing it that should be maintained over time. To do this, you need to focus in particular on the semantic optimization of your content .
If you want to improve the SEO of your texts , don't hesitate to discover SEOQuantum's semantic analysis tool: https://www.seoquantum.com/outil-seo/analyse-semantique .
Titles (H1, H2, H3, etc.)
The titles and subtitles of your web pages have two SEO objectives :
quickly inform belize phone number data your visitor about the content offered and capture their interest so that they spend more time on your page;
Improve your SEO by placing your keyword in an area that is widely considered by search engines.
To learn more about SEO optimization of your titles , I invite you to read the following article: h1 tag: the guide to optimizing your SEO .
Metatitle (Title or H)
The metatitle is the title that appears on search engines (unless Google decides to change it) and in your browser tab. Once again, there are two goals to optimizing this on-page SEO element:
highlight your content and make Googlers want to click on it;
optimize another hot zone for your natural referencing .
To improve the SEO of your metatitle , I invite you to read the following article: The Title tag: best SEO practices .
Metadescription
The meta description is the text that appears on search engines below the title . While this element may not seem to have a direct impact on your SEO (a topic of debate among SEO experts), it is nonetheless important for improving click-through rates . This therefore leads to an indirect influence on your SEO: the more Internet users choose your article in the SERP, the more search engines will consider it to be a page that interests its users.
To optimize this on-page SEO factor , I invite you to read the following article: How to make the best meta-description?
Alt attribute of images
To be visible on search engine results pages , you are no doubt aware that you need to optimize your website . Although there are adjustments that you can directly apply to your pages ( technical and content ), you are also working on external factors ( popularity ). These combined optimization actions are what we call on-page and off-page SEO . I therefore suggest that you take a look at everything that needs to be put in place to promote your natural referencing .
Quick read: one minute to learn about on-page and off-page SEO factorsWant to quickly learn about on-page and off-page SEO criteria ? Here's the checklist that brings together all the information you need!
Checkilit SEO on-page and off-page
By reading the rest of this blog post, you will have all the details on each of the on-page and off-page SEO optimizations.
What are the two main components of SEO optimization?As you know, to improve your site's SEO , you need to implement concrete content marketing actions. To do this, you will work on the two main components of SEO optimization: "on-page" and "off-page" .
But what do these terms mean that you absolutely must know to be visible on search engines , and especially Google?
1. Definition of the on-page SEO component
On-page SEO is the adjustments you can make directly to your pages and website . You have direct control over these actions, can adjust them as you see fit, and update them whenever you want.
2. Definition of the off-page SEO component
Off-page SEO refers to the acquisition and optimization levers external to your website . While you can't control everything that happens outside of your pages, you can optimize what you do implement.
The essential settings for on-page SEOIllustrative image: on-page SEO criteria
I invite you to discover in detail the on-page SEO optimizations that you must implement to improve your organic referencing.
Content
To be able to interest your reader and inform indexing robots of the relevance of your content , you must write quality texts that respond to the search intent of Internet users. This is therefore the absolute priority for optimizing on-page SEO, and a way of doing it that should be maintained over time. To do this, you need to focus in particular on the semantic optimization of your content .
If you want to improve the SEO of your texts , don't hesitate to discover SEOQuantum's semantic analysis tool: https://www.seoquantum.com/outil-seo/analyse-semantique .
Titles (H1, H2, H3, etc.)
The titles and subtitles of your web pages have two SEO objectives :
quickly inform belize phone number data your visitor about the content offered and capture their interest so that they spend more time on your page;
Improve your SEO by placing your keyword in an area that is widely considered by search engines.
To learn more about SEO optimization of your titles , I invite you to read the following article: h1 tag: the guide to optimizing your SEO .
Metatitle (Title or H)
The metatitle is the title that appears on search engines (unless Google decides to change it) and in your browser tab. Once again, there are two goals to optimizing this on-page SEO element:
highlight your content and make Googlers want to click on it;
optimize another hot zone for your natural referencing .
To improve the SEO of your metatitle , I invite you to read the following article: The Title tag: best SEO practices .
Metadescription
The meta description is the text that appears on search engines below the title . While this element may not seem to have a direct impact on your SEO (a topic of debate among SEO experts), it is nonetheless important for improving click-through rates . This therefore leads to an indirect influence on your SEO: the more Internet users choose your article in the SERP, the more search engines will consider it to be a page that interests its users.
To optimize this on-page SEO factor , I invite you to read the following article: How to make the best meta-description?
Alt attribute of images