14.5 sec in total
363 ms
10.7 sec
3.5 sec
Visit sep.nu now to see the best up-to-date SEP content and also check out these interesting facts you probably never knew about sep.nu
SEP - Stichting Educatieve Projecten - biedt kunst- en cultuureducatie voor het basis- en speciaal onderwijs in Amsterdam.
Visit sep.nuWe analyzed Sep.nu page load time and found that the first response time was 363 ms and then it took 14.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
sep.nu performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value7.7 s
3/100
25%
Value7.9 s
23/100
10%
Value1,560 ms
13/100
30%
Value0.147
77/100
15%
Value32.6 s
0/100
10%
363 ms
1197 ms
277 ms
47 ms
499 ms
Our browser made a total of 158 requests to load all elements on the main page. We found that 96% of them (152 requests) were addressed to the original Sep.nu, 2% (3 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Sep.nu.
Page size can be reduced by 212.7 kB (2%)
9.6 MB
9.4 MB
In fact, the total size of Sep.nu main page is 9.6 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 9.3 MB which makes up the majority of the site volume.
Potential reduce by 127.0 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 127.0 kB or 85% of the original size.
Potential reduce by 70.1 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. SEP images are well optimized though.
Potential reduce by 14.6 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 14.6 kB or 14% of the original size.
Potential reduce by 1.1 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. Sep.nu has all CSS files already compressed.
Number of requests can be reduced by 37 (24%)
153
116
The browser has sent 153 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SEP. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
sep.nu
363 ms
sep.nu
1197 ms
style.css
277 ms
css
47 ms
jquery-3.3.1.min.js
499 ms
owl.carousel.css
322 ms
owl.theme.default.css
337 ms
owl.carousel.js
416 ms
style.min.css
330 ms
styles.css
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app.css
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style.css
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jquery.min.js
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index.js
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api.js
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regenerator-runtime.min.js
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wp-polyfill.min.js
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index.js
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main.js
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lib.core.js
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lib.view.js
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client.js
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client.js
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tag.item.js
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tag.ui.js
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handler.image.js
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wp-emoji-release.min.js
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sep-logo-home.svg
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sep-logo.svg
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beeld.svg
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fotografie.svg
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audiovisueel.svg
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icon-facebook.png
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dans-fill.svg
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sep.nu 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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
sep.nu 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
sep.nu 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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sep.nu can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Sep.nu 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.
sep.nu
Open Graph data is detected on the main page of SEP. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: