3.8 sec in total
335 ms
2.7 sec
756 ms
Click here to check amazing 20 Van Alphen content for Netherlands. Otherwise, check out these important facts you probably never knew about 20vanalphen.nl
De 20 van Alphen is al vele jaren dé Openingsklassieker van het Nederlandse hardloopseizoen. Wat voor soort hardloper je ook bent, bij de 20 van Alphen telt iedere prestatie.
Visit 20vanalphen.nlWe analyzed 20vanalphen.nl page load time and found that the first response time was 335 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
20vanalphen.nl performance score
name
value
score
weighting
Value2.7 s
61/100
10%
Value3.1 s
74/100
25%
Value22.7 s
0/100
10%
Value1,820 ms
9/100
30%
Value0.991
2/100
15%
Value26.5 s
0/100
10%
335 ms
323 ms
84 ms
90 ms
265 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 57% of them (41 requests) were addressed to the original 20vanalphen.nl, 17% (12 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Refresh-media.nl. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain 20vanalphen.nl.
Page size can be reduced by 596.9 kB (17%)
3.5 MB
2.9 MB
In fact, the total size of 20vanalphen.nl main page is 3.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.9 MB which makes up the majority of the site volume.
Potential reduce by 22.1 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 22.1 kB or 73% of the original size.
Potential reduce by 198.0 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. 20 Van Alphen images are well optimized though.
Potential reduce by 155.1 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 155.1 kB or 61% of the original size.
Potential reduce by 221.7 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. 20vanalphen.nl needs all CSS files to be minified and compressed as it can save up to 221.7 kB or 83% of the original size.
Number of requests can be reduced by 13 (22%)
58
45
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 20 Van Alphen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
20vanalphen.nl
335 ms
www.20vanalphen.nl
323 ms
css
84 ms
default.css
90 ms
banner-1.css
265 ms
style.css
176 ms
jquery.min.js
92 ms
jquery.cycle2.min.js
43 ms
iframeResizer.min.js
59 ms
main.js
177 ms
ga.js
28 ms
like-arrow.png
125 ms
slideshow-kids.jpg
801 ms
slideshow-woman.jpg
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slideshow-fixed-001.jpg
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logo.png
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loopzondagen_640x400_436961.jpg
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aav-logo.png
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sdk.js
119 ms
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20vanalphen.nl accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Links do not have a discernible name
20vanalphen.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
20vanalphen.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Document doesn't have a valid hreflang
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 20vanalphen.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that 20vanalphen.nl main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
20vanalphen.nl
Open Graph description is not detected on the main page of 20 Van Alphen. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: