7.1 sec in total
1.4 sec
5.3 sec
259 ms
Click here to check amazing Opus content for Netherlands. Otherwise, check out these important facts you probably never knew about opus.nl
Opus Nederland BV
Visit opus.nlWe analyzed Opus.nl page load time and found that the first response time was 1.4 sec and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
opus.nl performance score
name
value
score
weighting
Value3.2 s
44/100
10%
Value7.9 s
3/100
25%
Value6.7 s
35/100
10%
Value570 ms
52/100
30%
Value0.629
9/100
15%
Value10.9 s
21/100
10%
1443 ms
63 ms
75 ms
87 ms
269 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 72% of them (73 requests) were addressed to the original Opus.nl, 6% (6 requests) were made to Widget.trustpilot.com and 4% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Opus.nl.
Page size can be reduced by 1.6 MB (65%)
2.4 MB
856.0 kB
In fact, the total size of Opus.nl main page is 2.4 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. 55% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 172.5 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 172.5 kB or 78% of the original size.
Potential reduce by 72.2 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, Opus needs image optimization as it can save up to 72.2 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 971.6 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 971.6 kB or 71% of the original size.
Potential reduce by 342.2 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. Opus.nl needs all CSS files to be minified and compressed as it can save up to 342.2 kB or 84% of the original size.
Number of requests can be reduced by 50 (53%)
95
45
The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
www.opus.nl
1443 ms
css
63 ms
css
75 ms
css
87 ms
jquery-1.7.min.js
269 ms
jquery.mobile.customized.min.js
175 ms
widgets.css
173 ms
cloud-zoom.css
174 ms
cookielaw.css
172 ms
global.css
368 ms
slick.css
342 ms
slick-theme.css
350 ms
prototype.js
438 ms
ccard.js
348 ms
validation.js
437 ms
builder.js
513 ms
effects.js
519 ms
dragdrop.js
519 ms
controls.js
547 ms
slider.js
604 ms
js.js
605 ms
form.js
683 ms
translate.js
685 ms
cookies.js
687 ms
tp.widget.sync.bootstrap.min.js
713 ms
cart.js
771 ms
cloud-zoom.1.0.2.min.js
782 ms
cookielaw.js
850 ms
jquery-ui.js
1039 ms
slick.min.js
871 ms
countdown.min.js
886 ms
addthis_widget.js
57 ms
merged-js.min.js
1025 ms
LXIN5Q48Qft7iZJeJ9Ybs5X3jR2XrW8d
862 ms
conversion.js
36 ms
skeleton.css
590 ms
css
30 ms
tp.widget.bootstrap.min.js
14 ms
layers.3643cb2e25fb91c29386.js
11 ms
bg-gradient.jpg
118 ms
dc.js
77 ms
logo.jpg
191 ms
sprite-general.png
315 ms
arrow.gif
190 ms
close.png
190 ms
Light-Edition.jpg
308 ms
mail-icon.png
306 ms
phone-icon2.png
391 ms
intenso-memory-center-desktop-harddisk-3-tb-908.jpg
391 ms
lg-bp55eb40-externe-blu-ray-brander-10-gratis-discs-c97.jpg
389 ms
intenso-memory-case-portable-harddisk-1-tb-zwart-be6.jpg
475 ms
integral-microsdhc-8-gb-40-mb-s-gratis-cardreader-837.jpg
477 ms
integral-microsdhc-16-gb-40-mb-s-gratis-cardreader-260.jpg
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integral-microsdhc-32-gb-40-mb-s-gratis-cardreader-2ed.jpg
557 ms
integral-microsdxc-64-gb-40-mb-s-gratis-cardreader-f4f.jpg
561 ms
inkselector-printer.png
569 ms
inkselector-cardridges.png
726 ms
hp-364xl-4-cartridges-mediarange-617.jpg
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canon-pgi-550-cli-551-5-cartridges-mediarange-c51.jpg
661 ms
intenso-memory-safe-portable-harddisk-1-tb-468.jpg
724 ms
intenso-dvdr-47-gb-100-stuks-123.jpg
743 ms
intenso-memory-space-portable-harddisk-1-tb-wit-a75.jpg
744 ms
intenso-memory-2move-wifi-500-gb-zwart-e32.jpg
814 ms
customerservice.png
831 ms
levering.png
895 ms
overons.png
899 ms
contact.png
908 ms
visa-small.jpg
917 ms
mastercard-small.jpg
1070 ms
ideal.jpg
1090 ms
paypal.jpg
1151 ms
afterpay.jpg
1153 ms
postnl.jpg
1178 ms
trustpilot.jpg
1179 ms
nl.js
41 ms
marker-8.gif
1178 ms
__utm.gif
26 ms
v0SdcGFAl2aezM9Vq_aFTQ.ttf
100 ms
DvlFBScY1r-FMtZSYIYoYw.ttf
199 ms
4cKlrioa77J2iqTqBgkRWg.ttf
255 ms
ga-audiences
78 ms
grey-ph.jpg
1126 ms
bg-product.jpg
1189 ms
icons-set.png
1145 ms
bg-actions.jpg
1163 ms
129 ms
button-bg.jpg
1147 ms
300lo.json
67 ms
sh.7c7179124ea24ac6ba46caac.html
59 ms
ajax-loader.gif
1113 ms
arrow-menu-bullit.png
1129 ms
39 ms
print.css
86 ms
close2.png
789 ms
index.html
13 ms
main.js
8 ms
sprite_star.png
5 ms
nr-686.min.js
58 ms
a
380 ms
5596035ebd
53 ms
logos
4 ms
opus.nl accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
opus.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
Page has valid source maps
opus.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 Opus.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 Opus.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.
opus.nl
Open Graph description is not detected on the main page of Opus. 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: