5.9 sec in total
111 ms
5.1 sec
611 ms
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Visit usability-academy.comWe analyzed Usability-academy.com page load time and found that the first response time was 111 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
usability-academy.com performance score
name
value
score
weighting
Value8.0 s
0/100
10%
Value10.5 s
0/100
25%
Value14.4 s
1/100
10%
Value1,900 ms
8/100
30%
Value0.267
46/100
15%
Value17.8 s
4/100
10%
111 ms
1213 ms
573 ms
218 ms
328 ms
Our browser made a total of 136 requests to load all elements on the main page. We found that 80% of them (109 requests) were addressed to the original Usability-academy.com, 4% (5 requests) were made to Google-analytics.com and 3% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Usability-academy.com.
Page size can be reduced by 343.6 kB (25%)
1.4 MB
1.0 MB
In fact, the total size of Usability-academy.com main page is 1.4 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. 75% 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. Javascripts take 525.5 kB which makes up the majority of the site volume.
Potential reduce by 200.1 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 57.7 kB, which is 25% 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 200.1 kB or 87% of the original size.
Potential reduce by 65.0 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, Usability Academy needs image optimization as it can save up to 65.0 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 72.4 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 72.4 kB or 14% of the original size.
Potential reduce by 6.1 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. Usability-academy.com has all CSS files already compressed.
Number of requests can be reduced by 103 (80%)
129
26
The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Usability Academy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 58 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.
111 ms
index-en
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js
573 ms
product.css
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style.css
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improved.css
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bootstrap.min.css
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font-awesome.min.css
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style.min.css
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default.css
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custom.css
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content.css
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bootstrap.css
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master-f48e7416e4fa42fea18c2fe13602e8d2.css
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master-gecko.css
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demo-f48e7416e4fa42fea18c2fe13602e8d2.css
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mediaqueries.css
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css
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menu.css
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rt_paradigm-custom.css
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default.css
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portrait.css
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parallel.css
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cards.css
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gallery.css
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calendar.css
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template.css
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b2fc4627a39f71140bfccf32915cd57a.css
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site.css
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mootools-core.js
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core.js
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dojo.xd.js
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font-awesome.min.css
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mootools-mobile.js
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rokmediaqueries.js
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roksprocket.js
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tables.js
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analytics.js
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collect
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collect
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rokbox.js
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scrolling-header.js
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ga-audiences
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gantry-totop.js
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strips.js
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mosaic.js
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dojo.js
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maps.js
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marker-helper.js
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uikit.min.js
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uacss.xd.js
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Usability%20Academy%2010%20A.png
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arrow.png
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DEKRA-SIEGEL-AZAV_Massnahmenzulassung.jpg
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clock.png
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UXQB_Usability_Academy.jpg
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printButton.png
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emailButton.png
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tooltip.html
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banner.js
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conversations-embed.js
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usability-academy.com 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.
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
Form elements do not have associated labels
Links do not have a discernible name
usability-academy.com 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
Browser errors were logged to the console
Page has valid source maps
usability-academy.com 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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usability-academy.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Usability-academy.com 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.
usability-academy.com
Open Graph data is detected on the main page of Usability Academy. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: