3.9 sec in total
337 ms
3 sec
593 ms
Click here to check amazing Proteus Eretes content for Netherlands. Otherwise, check out these important facts you probably never knew about proteus-eretes.nl
De DSR Proteus-Eretes is een studentenroeivereniging met meer dan 900 leden, waaronder Olympiërs, WK-gangers, maar ook vele enthousiaste technische studenten!
Visit proteus-eretes.nlWe analyzed Proteus-eretes.nl page load time and found that the first response time was 337 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
proteus-eretes.nl performance score
name
value
score
weighting
Value3.8 s
28/100
10%
Value15.2 s
0/100
25%
Value7.6 s
26/100
10%
Value940 ms
30/100
30%
Value0.046
99/100
15%
Value12.8 s
13/100
10%
337 ms
194 ms
184 ms
187 ms
286 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 93% of them (80 requests) were addressed to the original Proteus-eretes.nl, 3% (3 requests) were made to Google-analytics.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Proteus-eretes.nl.
Page size can be reduced by 1.3 MB (35%)
3.7 MB
2.4 MB
In fact, the total size of Proteus-eretes.nl main page is 3.7 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. 65% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 39.6 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 11.1 kB, which is 23% 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 39.6 kB or 82% of the original size.
Potential reduce by 113.9 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. Proteus Eretes images are well optimized though.
Potential reduce by 670.2 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 670.2 kB or 73% of the original size.
Potential reduce by 464.0 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. Proteus-eretes.nl needs all CSS files to be minified and compressed as it can save up to 464.0 kB or 86% of the original size.
Number of requests can be reduced by 55 (65%)
84
29
The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Proteus Eretes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
proteus-eretes.nl
337 ms
bootstrap.min.css
194 ms
font-awesome.min.css
184 ms
jquery.fancybox.css
187 ms
global-style.css
286 ms
proteus.css
189 ms
owl.carousel.css
205 ms
owl.theme.css
273 ms
sky-forms.css
275 ms
jquery.js
370 ms
jquery-ui.min.js
473 ms
table-responsive.js
278 ms
fastclick.js
364 ms
layerslider.css
365 ms
timeline.css
368 ms
modernizr.custom.js
373 ms
bootstrap.min.js
457 ms
jquery.mousewheel-3.0.6.pack.js
453 ms
jquery.easing.js
457 ms
jquery.metadata.js
458 ms
jquery.hoverup.js
464 ms
jquery.hoverdir.js
546 ms
jquery.stellar.js
548 ms
ajax_custom.js
549 ms
jquery.dlmenu.js
550 ms
jquery.dlmenu.autofill.js
555 ms
jquery.powerful-placeholder.min.js
558 ms
cusel.min.js
636 ms
jquery.form.min.js
638 ms
jquery.validate.min.js
640 ms
jquery.maskedinput.min.js
640 ms
jquery.modal.js
645 ms
bootstrap-hover-dropdown.js
649 ms
jquery.ui.totop.min.js
726 ms
jquery.mixitup.js
732 ms
jquery.mixitup.init.js
729 ms
jquery.fancybox.pack.js
731 ms
waypoints.min.js
558 ms
jquery.countTo.js
561 ms
jquery.easypiechart.js
623 ms
rrssb.min.js
626 ms
jquery.nouislider.min.js
628 ms
owl.carousel.js
562 ms
css
36 ms
css
36 ms
tooltip.js
558 ms
popover.js
559 ms
animate.css
611 ms
rrssb.css
557 ms
easypiechart.css
557 ms
greensock.js
654 ms
layerslider.transitions.js
601 ms
layerslider.kreaturamedia.jquery.js
601 ms
wp.app.js
566 ms
jquery.cookie.js
562 ms
wp.switcher.js
562 ms
wp.ga.js
562 ms
analytics.js
14 ms
pp.gif
166 ms
proteuslogo.png
182 ms
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724 ms
owee.png
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collect
105 ms
schie.jpg
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dark-exa.png
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9 ms
fontawesome-webfont.woff
751 ms
proteus-eretes.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 input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
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
proteus-eretes.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
proteus-eretes.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 Proteus-eretes.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 Proteus-eretes.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.
proteus-eretes.nl
Open Graph description is not detected on the main page of Proteus Eretes. 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: