SEO on page optimalisation

On-page optimization, also known as on-page SEO, refers to the practices and techniques used to optimize individual web pages to improve their search engine rankings and attract more organic traffic. Here are some key areas of on-page optimization that you should consider:

1. Keyword Research: Identify relevant keywords and phrases that your target audience is likely to search for. Use keyword research tools to find high-volume, low-competition keywords to optimize your content around.

2. Title Tags: Write unique and compelling title tags for each page, including the target keyword near the beginning. Keep the length within 50-60 characters to ensure it displays properly in search engine results.

3. Meta Descriptions: Craft persuasive meta descriptions that accurately summarize the content of your page. While meta descriptions don't directly impact rankings, they can influence click-through rates.

4. URL Structure: Create clean and descriptive URLs that include relevant keywords. Avoid using long, complex URLs with numbers or special characters.

5. Heading Tags: Use heading tags (H1, H2, H3, etc.) to structure your content and highlight important sections. Include your target keyword in at least one heading tag, preferably the H1 tag.

6. Keyword Optimization: Incorporate your target keyword naturally throughout the content, including in the first paragraph, headings, and throughout the body. However, avoid overusing keywords, as it may be seen as keyword stuffing and harm your rankings.

7. Content Quality: Produce high-quality, original content that provides value to your audience. Aim for comprehensive and well-structured content that satisfies the search intent behind the target keywords.

8. Image Optimization: Optimize images by using descriptive file names and alt tags. Compress the image size to ensure faster page loading times.

9. Internal Linking: Link to other relevant pages within your website to create a logical website structure and help search engines discover and index your content.

10. User Experience: Ensure your website is user-friendly, with easy navigation, fast loading times, and a mobile-responsive design. A positive user experience can indirectly impact your search rankings.

11. Social Sharing: Include social sharing buttons on your pages to encourage visitors to share your content, which can increase visibility and generate backlinks.

12. Schema Markup: Implement schema markup to provide additional information about your content to search engines, which can enhance the visibility of your pages in search results.

Remember, on-page optimization is just one aspect of SEO. It's equally important to focus on off-page factors like link building, social signals, and overall website authority to achieve the best results in search engine rankings.

We will go through this article, explaining a few tools that have a significant impact on in-page optimizations.

PageSpeed Insights is a web performance analysis tool developed by Google. It provides a detailed report on the speed and optimization of a web page, helping website owners and developers understand how well their site performs and identify areas for improvement.

The tool measures the performance of a webpage on both mobile and desktop devices and assigns a score ranging from 0 to 100. A higher score indicates better performance and faster loading times. The score is based on various metrics, including:

1. First Contentful Paint (FCP): This measures the time it takes for the browser to render the first piece of content on the page. A faster FCP indicates a quicker perceived loading speed.

2. Largest Contentful Paint (LCP): It measures the time it takes for the largest element on the page to become visible. This metric is important as it represents the time it takes for the main content to load.

3. Cumulative Layout Shift (CLS): This metric evaluates the visual stability of a page by measuring unexpected layout shifts that may occur during the loading process. A lower CLS indicates a more stable and user-friendly experience.

4. Speed Index: It quantifies how quickly the content of a page is visibly populated. A lower speed index suggests faster perceived loading speed.

In addition to the performance score, PageSpeed Insights provides specific recommendations and suggestions to optimize the page. These recommendations cover various areas such as code minification, image compression, browser caching, server response times, and more. Each recommendation includes a description of the issue and guidance on how to address it.

PageSpeed Insights offers both a web interface and an API, allowing developers to integrate the tool into their development workflows. It is a valuable resource for improving the speed and user experience of websites, as faster-loading pages tend to lead to higher user engagement, better search engine rankings, and increased conversions.

Chrome Plugin 

Clean website

Having no errors, particularly 404 and 500 errors, on a website is crucial for SEO (Search Engine Optimization). Here's why:

1. User Experience: When visitors encounter a 404 error, it means that the page they are trying to access does not exist or cannot be found. Similarly, a 500 error indicates an internal server error. These errors can frustrate users, leading to a negative user experience. Users are more likely to leave the site and seek information elsewhere, which can increase bounce rates and negatively impact engagement metrics. Providing a seamless and error-free user experience improves the chances of visitors staying on the site, exploring more pages, and engaging with the content.

2. Crawling and Indexing: Search engine bots crawl websites to discover and index their pages. When a search engine encounters a 404 error, it signals that the page is not available, and the bot may remove it from its index. This can result in lost visibility and organic traffic for that particular page. Additionally, if search engine bots encounter multiple 404 errors or encounter a 500 error when trying to access a page, it can hinder the crawling process and prevent other pages from being indexed effectively.

3. Backlinks and Authority: If other websites have linked to a specific page on your site, but that page returns a 404 error, it can result in broken backlinks. Broken backlinks can harm your website's authority and reputation, as well as negatively impact your SEO efforts. Additionally, if users share or bookmark pages that later return 404 errors, it can lead to frustration and loss of trust in your site.

To mitigate the impact of errors on SEO, consider the following practices:

1. Monitor for Errors: Regularly check for errors on your website using tools like Google Search Console or other website auditing tools. Identify any 404 or 500 errors and take prompt action to resolve them.

2. Implement Proper Redirects: When a page is permanently removed or has changed its URL, use 301 redirects to redirect users and search engines to the appropriate and relevant page. This helps preserve any existing SEO value and prevents visitors from encountering 404 errors.

3. Custom 404 Page: Create a custom 404 page that provides helpful information, suggests alternative pages, and encourages users to explore the site further. A well-designed and user-friendly 404 page can help retain visitors and guide them back to relevant content.

4. Server Maintenance and Monitoring: Regularly maintain and monitor your website's server to minimize the occurrence of 500 errors. Address any server issues promptly to ensure smooth functionality.

By focusing on providing a positive user experience, minimizing errors, and promptly resolving any issues, you can improve your website's SEO performance, retain visitors, and maintain a favorable reputation with search engines. 

The "h1" tag is an HTML element used to define the main heading or title of a webpage. It is typically the most prominent and visually distinct heading on a page, often larger in size and more visually prominent than other headings.

From an SEO (Search Engine Optimization) perspective, the "h1" tag carries significant importance. Here's why:

1. Keyword Relevance: Search engines use the content within the "h1" tag to understand the primary topic or focus of a webpage. Including relevant keywords and phrases within the "h1" tag helps search engines associate the content with those keywords, potentially improving the page's visibility and rankings for related search queries.

2. User Experience: The "h1" tag helps visitors quickly identify the main topic or purpose of a webpage. It provides a clear and concise heading that sets the context for the rest of the content. A well-optimized "h1" tag improves the user experience by making the page's content more scannable and easily understandable.

3. Semantic Structure: Search engines not only consider the content within the "h1" tag but also analyze the overall structure and hierarchy of headings on a webpage. Using the "h1" tag correctly, followed by subsequent headings like "h2," "h3," and so on in a logical order, helps search engines better understand the organization and importance of the content.

When optimizing the "h1" tag for SEO, consider the following best practices:

1. Use a Single "h1" Tag: Each webpage should have only one "h1" tag, representing the main heading. This ensures clarity and prevents confusion for search engines and visitors.

2. Make it Descriptive: Craft a concise and descriptive "h1" tag that accurately summarizes the content and includes relevant keywords. Avoid generic or vague headings that don't convey the page's topic.

3. Keep it Relevant: Align the "h1" tag with the content of the page. Ensure that the heading and the content beneath it are cohesive and provide valuable information related to the page's topic.

4. Use Proper HTML Structure: Follow best practices for HTML structure and hierarchy. Place the "h1" tag at the top of the page, and use subsequent heading tags ("h2," "h3," etc.) in a logical and hierarchical manner to structure the content.

Remember that while the "h1" tag is an essential element for SEO, it's just one aspect of a comprehensive SEO strategy. Other factors like quality content, relevant keywords, proper HTML markup, site speed, and backlinks also contribute to a webpage's overall search engine rankings.
Pages with one or more of the required Open Graph tags missing.

The four required Open Graph tags for every page are og:title, og:type, og:image, and og:url.

Open Graph tags, also known as OG tags, are a set of meta tags that are added to the HTML code of a webpage. They are used to provide structured information about the webpage's content when it is shared on social media platforms like Facebook, Twitter, LinkedIn, and others.

The Open Graph protocol was initially introduced by Facebook to enhance the presentation and display of shared links on their platform. However, it has since been widely adopted by other social media platforms as well.

By including Open Graph tags in the HTML head section of a webpage, website owners and developers can control how the webpage appears when shared on social media. These tags define specific attributes of the shared content, such as the title, description, image, URL, type, and more.

Here are some commonly used Open Graph tags:

1. og:title: Specifies the title of the webpage as it should appear when shared.

2. og:description: Provides a brief description of the webpage's content that is displayed when shared.

3. og:image: Specifies the URL of an image that represents the webpage. This image is often displayed as a thumbnail alongside the shared link.

4. og:url: Indicates the canonical URL of the webpage, which is useful when the webpage has multiple URLs or variations.

5. og:type: Defines the type of content, such as article, website, video, music, etc. This helps social media platforms understand how to present the shared content.

These tags, along with others like og:site_name, og:locale, og:article:published_time, and more, provide a structured representation of the webpage's content for social media platforms to use when generating previews or rich snippets.

By optimizing Open Graph tags, website owners can have more control over how their content is displayed when shared on social media. It can lead to more attractive and informative previews, increase click-through rates, and improve the overall visibility and reach of the shared content.

<meta property="og:url" content="{{ canonical }}" />

<meta property="og:type" content="website" />

<meta property="og:title" content="{{ page.title }}" />

<meta property="og:image" content="/{{ page.img }}" />

<meta property="og:url" content="{{ page.url_canonical }}" />

<meta property="og:description" content="{{ page.raw_text|truncatechars:120 }}" />

The attribute `lang='nl'` in the HTML tag is used to specify the language of the content on a webpage. In this case, `nl` represents the language code for Dutch.

When the `lang` attribute is added to the opening `<html>` tag of an HTML document with the value set to a specific language code, it informs the browser and search engines about the primary language used in the content. This information is useful for various purposes, including accessibility, search engine optimization, and language-specific rendering.

Here are a few key points about the `lang` attribute with the value 'nl' (Dutch):

1. Accessibility: The `lang` attribute helps assistive technologies, such as screen readers, to accurately interpret and pronounce the content in the appropriate language. This improves the accessibility of the webpage for users who rely on such technologies.

2. Search Engine Optimization: Search engines utilize the `lang` attribute to understand the language of a webpage's content. By specifying the language as Dutch with `lang='nl'`, search engines can better match the page with relevant search queries made by users searching in Dutch. This can positively impact the visibility and ranking of the webpage in Dutch-language search results.

3. Language-specific Rendering: Web browsers can utilize the `lang` attribute to adjust certain aspects of rendering, such as font selection or text directionality, to suit the specified language. Although the rendering behavior may vary across browsers, setting the `lang` attribute can assist in achieving language-specific typography and styling.

It's important to note that the `lang` attribute should be used responsibly and accurately. It should reflect the primary language used throughout the entire webpage's content. If a webpage contains content in multiple languages, it is recommended to use different `lang` attributes or specific language tags within the respective sections of the content.

Overall, by using the `lang='nl'` attribute in the HTML tag, website owners and developers can provide valuable information about the language of their content, ensuring improved accessibility, better search engine optimization, and appropriate language-specific rendering.

Google Structured Data refers to a standardized format of organizing and marking up web content to help search engines better understand its context and meaning. It is a way of providing additional structured information about a webpage's content, such as products, events, recipes, articles, reviews, and more.

Structured data is implemented using specific syntax, such as JSON-LD (JavaScript Object Notation for Linked Data), Microdata, or RDFa (Resource Description Framework in Attributes). These formats allow website owners and developers to add specific markup to their HTML code, providing explicit details about different elements on the page.

By implementing structured data, website owners can potentially enhance the visibility and presentation of their content in search engine results pages. Here are some benefits of using Google Structured Data:

1. Rich Snippets: Structured data enables the creation of rich snippets, which are enhanced search results that provide more detailed information about a webpage. This additional information may include ratings, reviews, pricing, availability, and other relevant details. Rich snippets can attract more attention from search engine users and increase click-through rates.

2. Knowledge Graph: Google's Knowledge Graph is a knowledge base that contains structured data about entities such as people, places, and organizations. By implementing structured data on a website, there is a possibility of having its content featured in the Knowledge Graph, appearing prominently on search engine results pages and providing valuable visibility.

3. Featured Snippets: Structured data can contribute to appearing in featured snippets, which are highlighted search results that directly answer a user's query. By marking up content in a structured manner, website owners can increase the likelihood of their content being selected for featured snippets, which can drive additional organic traffic.

4. Voice Search and Assistant Integration: Structured data helps search engines understand the content in a way that is compatible with voice search queries and virtual assistants. By implementing structured data, website owners can optimize their content for voice-enabled search devices like Google Assistant or Amazon Alexa.

To implement Google Structured Data, website owners and developers can refer to the documentation provided by Google, which outlines the various schemas and properties available for different types of content. They can choose the appropriate schema, mark up the relevant HTML elements with structured data syntax, and then test and validate the implementation using tools like the Google Structured Data Testing Tool or the Rich Results Test.

It's important to note that implementing structured data does not guarantee immediate or consistent appearance of rich snippets or other enhanced search results features. However, it improves the chances of search engines understanding and presenting the content in a more meaningful way, ultimately contributing to a better user experience and potential SEO benefits.

<script type="application/ld+json">


    "@context": "",

    "@type": "NewsArticle",

    "url": "",

    "name": "Tijd Voor Je Rijbewijs",

    "headline": "Tijd Voor Je Rijbewijs",

    "dateModified": "2023-05-28T15:19:19.093693+00:00",

    "description": "Tijd voor je rijbewijs?

Het is eindelijk zover. Je bent 16 jaar en je kunt beginnen met rijcursussen! Waar moet je e…",

    "mainEntityOfPage": {

    "@type": "WebPage",

    "@id": ""


    "publisher": {

    "@type": "Organization",

    "name": "",

    "logo": {

    "url": "/assets/images/logo_dark.png",

    "width": 300,

    "height": 192,

    "@type": "ImageObject"



    "image": {

    "@type": "ImageObject",

    "url": "/assets/images/landing/038-happy-successful-afro-american-businessman-rejoices-enjoying-success-ahead-car-concept-good-deal-victory.jpeg",

    "width": 1500,

    "height": 844




    <script type="application/ld+json">


      "@context": "",

      "@type": "NewsArticle",

      "headline": "Title of a News Article",

      "image": [





      "datePublished": "2015-02-05T08:00:00+08:00",

      "dateModified": "2015-02-05T09:20:00+08:00",

      "author": [{

          "@type": "Person",

          "name": "Jane Doe",

          "url": ""


          "@type": "Person",

          "name": "John Doe",

          "url": ""