3.1 sec in total
226 ms
2.6 sec
315 ms
Visit learn.onion.net now to see the best up-to-date Learn Onion content for Germany and also check out these interesting facts you probably never knew about learn.onion.net
Visit learn.onion.netWe analyzed Learn.onion.net page load time and found that the first response time was 226 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
learn.onion.net performance score
name
value
score
weighting
Value4.5 s
14/100
10%
Value6.5 s
9/100
25%
Value5.4 s
56/100
10%
Value90 ms
99/100
30%
Value0
100/100
15%
Value5.2 s
74/100
10%
226 ms
362 ms
1201 ms
185 ms
287 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 92% of them (48 requests) were addressed to the original Learn.onion.net, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Twitter-badges.s3.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Learn.onion.net.
Page size can be reduced by 14.8 kB (33%)
45.3 kB
30.4 kB
In fact, the total size of Learn.onion.net main page is 45.3 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. 30% of websites need less resources to load. Javascripts take 17.2 kB which makes up the majority of the site volume.
Potential reduce by 11.9 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 11.9 kB or 76% of the original size.
Potential reduce by 2.9 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. Obviously, Learn Onion needs image optimization as it can save up to 2.9 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 34 B
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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 34 (68%)
50
16
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Learn Onion. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
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t_small-b.png
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background-gradient.png
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background-gradient-onion.png
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link-extern.gif
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manual.png
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tutorial.png
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glossar.png
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contact.png
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extension-reference.png
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client-api.png
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exercises.png
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mainnavi.gif
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navigation-sprite.gif
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navigation-sub-corner.gif
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background-ariadne.gif
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onion-net.gif
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bg-footer.gif
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feedback.png
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learn.onion.net 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
Form elements do not have associated labels
Links do not have a discernible name
learn.onion.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
learn.onion.net 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
robots.txt is not valid
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Learn.onion.net 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 Learn.onion.net 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.
learn.onion.net
Open Graph description is not detected on the main page of Learn Onion. 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: