10.6 sec in total
251 ms
8.7 sec
1.7 sec
Visit graviant.nl now to see the best up-to-date Graviant content and also check out these interesting facts you probably never knew about graviant.nl
Als Graviant educatieve uitgaven zijn al meer dan 35 jaar gespecialiseerd in het ontwikkelen en uitgeven van diverse leermiddelen. Wij lopen hierdoor al jaren voorop op het gebied van o.a. Adhd, Autis...
Visit graviant.nlWe analyzed Graviant.nl page load time and found that the first response time was 251 ms and then it took 10.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
graviant.nl performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value9.8 s
0/100
25%
Value18.1 s
0/100
10%
Value1,630 ms
12/100
30%
Value0.022
100/100
15%
Value51.1 s
0/100
10%
251 ms
757 ms
87 ms
174 ms
681 ms
Our browser made a total of 284 requests to load all elements on the main page. We found that 90% of them (257 requests) were addressed to the original Graviant.nl, 4% (12 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Graviant.nl.
Page size can be reduced by 1.2 MB (8%)
14.8 MB
13.6 MB
In fact, the total size of Graviant.nl main page is 14.8 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. Only a small number of websites need less resources to load. Images take 13.4 MB which makes up the majority of the site volume.
Potential reduce by 208.9 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. This page needs HTML code to be minified as it can gain 70.4 kB, which is 30% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 208.9 kB or 91% of the original size.
Potential reduce by 453.6 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. Graviant images are well optimized though.
Potential reduce by 478.4 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 478.4 kB or 47% of the original size.
Potential reduce by 54.5 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. Graviant.nl needs all CSS files to be minified and compressed as it can save up to 54.5 kB or 33% of the original size.
Number of requests can be reduced by 192 (73%)
264
72
The browser has sent 264 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Graviant. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 181 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
graviant.nl
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graviant.nl accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
graviant.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
Issues were logged in the Issues panel in Chrome Devtools
graviant.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
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 Graviant.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 Graviant.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.
graviant.nl
Open Graph description is not detected on the main page of Graviant. 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: