3.6 sec in total
955 ms
2.3 sec
405 ms
Click here to check amazing Virtual Sciences content for Bulgaria. Otherwise, check out these important facts you probably never knew about virtualsciences.nl
Virtual Sciences Conclusion is dé data integratiespecialist van Nederland. Dit IT-consultancy bedrijf ontsluit data veilig en op laagdrempelige manier.
Visit virtualsciences.nlWe analyzed Virtualsciences.nl page load time and found that the first response time was 955 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
virtualsciences.nl performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value4.7 s
32/100
25%
Value8.3 s
19/100
10%
Value3,790 ms
1/100
30%
Value0.089
92/100
15%
Value21.5 s
1/100
10%
955 ms
26 ms
626 ms
36 ms
89 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 96% of them (43 requests) were addressed to the original Virtualsciences.nl, 2% (1 request) were made to Fonts.googleapis.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Virtualsciences.nl.
Page size can be reduced by 438.9 kB (33%)
1.3 MB
893.6 kB
In fact, the total size of Virtualsciences.nl main page is 1.3 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. 30% of websites need less resources to load. Images take 959.7 kB which makes up the majority of the site volume.
Potential reduce by 80.6 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 10.8 kB, which is 11% 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 80.6 kB or 79% of the original size.
Potential reduce by 128.8 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. Obviously, Virtual Sciences needs image optimization as it can save up to 128.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 41.1 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 41.1 kB or 75% of the original size.
Potential reduce by 188.5 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. Virtualsciences.nl needs all CSS files to be minified and compressed as it can save up to 188.5 kB or 87% of the original size.
Number of requests can be reduced by 6 (14%)
44
38
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Virtual Sciences. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
virtualsciences.nl
955 ms
css
26 ms
styles.css
626 ms
jquery.min.js
36 ms
jquery.cookie.min.js
89 ms
jquery.cookiecuttr.min.js
177 ms
bootstrap.min.js
262 ms
lightbox.min.js
177 ms
scripts.min.js
177 ms
home.js
195 ms
image
273 ms
image
373 ms
image
369 ms
image
382 ms
image
440 ms
63d5b595-0f1f-4ed4-813f-e332937a07c8.jpeg
359 ms
image_tile
455 ms
image_tile
463 ms
778a16e7-40c6-4601-806b-3108a16c1fdf.png
458 ms
cbnv.svg
520 ms
logo-bar
740 ms
logo-bar-was
1213 ms
logo-bar-int
1195 ms
logo-bar-devops
831 ms
image_mini
629 ms
image_mini
635 ms
image_mini
716 ms
image_mini
730 ms
image_mini
821 ms
image_mini
822 ms
image_mini
837 ms
image_mini
921 ms
image_mini
913 ms
image_mini
930 ms
footer_icon_email.png
924 ms
footer_icon_twitter.png
1005 ms
footer_icon_linkedin.png
1012 ms
virtualsciences.svg
456 ms
glyphicons-halflings-white.png
447 ms
nav_triangle.png
524 ms
header_home_arrow_left_passive.png
549 ms
header_home_arrow_right_passive.png
541 ms
loading.gif
484 ms
close.png
566 ms
print.css
93 ms
virtualsciences.nl accessibility score
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
virtualsciences.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
virtualsciences.nl SEO score
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
Tap targets are not sized appropriately
NL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Virtualsciences.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Virtualsciences.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.
virtualsciences.nl
Open Graph description is not detected on the main page of Virtual Sciences. 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: