6.3 sec in total
418 ms
5.5 sec
387 ms
Click here to check amazing Virtual Study content. Otherwise, check out these important facts you probably never knew about virtualstudy.pl
VirtualStudy.pro - portal na temat wirtualnej nauki, egzaminów, materiałów szkoleniowych, szkoleń informatycznych.
Visit virtualstudy.plWe analyzed Virtualstudy.pl page load time and found that the first response time was 418 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
virtualstudy.pl performance score
name
value
score
weighting
Value3.1 s
46/100
10%
Value3.1 s
75/100
25%
Value3.7 s
85/100
10%
Value20 ms
100/100
30%
Value0.017
100/100
15%
Value3.5 s
92/100
10%
418 ms
462 ms
1377 ms
271 ms
267 ms
Our browser made a total of 154 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Virtualstudy.pl, 60% (92 requests) were made to Virtualstudy.pro and 8% (12 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Virtualstudy.pro.
Page size can be reduced by 642.2 kB (24%)
2.7 MB
2.1 MB
In fact, the total size of Virtualstudy.pl main page is 2.7 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. 70% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 77.4 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 28.2 kB, which is 30% 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 77.4 kB or 83% of the original size.
Potential reduce by 199.0 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. Virtual Study images are well optimized though.
Potential reduce by 276.0 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 276.0 kB or 58% of the original size.
Potential reduce by 89.9 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. Virtualstudy.pl needs all CSS files to be minified and compressed as it can save up to 89.9 kB or 83% of the original size.
Number of requests can be reduced by 65 (43%)
150
85
The browser has sent 150 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Virtual Study. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
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virtualstudy.pro
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virtualstudy.pl 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
Image elements do not have [alt] attributes
virtualstudy.pl 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
virtualstudy.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
robots.txt is not valid
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
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Virtualstudy.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Virtualstudy.pl 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.
virtualstudy.pl
Open Graph data is detected on the main page of Virtual Study. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: