1.3 sec in total
86 ms
1.1 sec
61 ms
Visit virtuvax.nl now to see the best up-to-date Virtuvax content and also check out these interesting facts you probably never knew about virtuvax.nl
Virtuvax accelerates development of vaccines and biologics from preclinical until marketing. Virtuvax consults on preclinical, clinical, CMC and life cycle management of vaccines and provides technolo...
Visit virtuvax.nlWe analyzed Virtuvax.nl page load time and found that the first response time was 86 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
virtuvax.nl performance score
name
value
score
weighting
Value2.1 s
81/100
10%
Value4.9 s
28/100
25%
Value10.0 s
9/100
10%
Value3,830 ms
1/100
30%
Value0.001
100/100
15%
Value15.4 s
7/100
10%
86 ms
27 ms
30 ms
27 ms
231 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Virtuvax.nl, 44% (17 requests) were made to Static.parastorage.com and 31% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (692 ms) relates to the external source Static.wixstatic.com.
Page size can be reduced by 468.0 kB (58%)
812.8 kB
344.7 kB
In fact, the total size of Virtuvax.nl main page is 812.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. HTML takes 515.8 kB which makes up the majority of the site volume.
Potential reduce by 408.6 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. 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 408.6 kB or 79% of the original size.
Potential reduce by 0 B
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. Virtuvax images are well optimized though.
Potential reduce by 59.4 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 59.4 kB or 21% of the original size.
Number of requests can be reduced by 11 (50%)
22
11
The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Virtuvax. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
www.virtuvax.nl
86 ms
originTrials.41d7301a.bundle.min.js
27 ms
minified.js
30 ms
focus-within-polyfill.js
27 ms
polyfill.min.js
231 ms
thunderbolt-commons.1e70fbb2.bundle.min.js
18 ms
main.42e492e1.bundle.min.js
54 ms
lodash.min.js
54 ms
react.production.min.js
54 ms
react-dom.production.min.js
56 ms
siteTags.bundle.min.js
55 ms
wix-perf-measure.umd.min.js
54 ms
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334 ms
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418 ms
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692 ms
bundle.min.js
48 ms
908c4810-64db-4b46-bb8e-823eb41f68c0.woff
39 ms
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deprecation-en.v5.html
5 ms
bolt-performance
16 ms
deprecation-style.v5.css
4 ms
right-arrow.svg
12 ms
WixMadeforDisplay_W_Bd.woff
3 ms
WixMadeforText_W_Bd.woff
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WixMadeforText_W_Rg.woff
6 ms
virtuvax.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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
virtuvax.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
virtuvax.nl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Virtuvax.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Virtuvax.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.
virtuvax.nl
Open Graph data is detected on the main page of Virtuvax. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: