7.2 sec in total
917 ms
5.9 sec
297 ms
Visit usos.prz.edu.pl now to see the best up-to-date Usos Prz content for Poland and also check out these interesting facts you probably never knew about usos.prz.edu.pl
Visit usos.prz.edu.plWe analyzed Usos.prz.edu.pl page load time and found that the first response time was 917 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
usos.prz.edu.pl performance score
name
value
score
weighting
Value7.3 s
1/100
10%
Value7.7 s
3/100
25%
Value9.0 s
14/100
10%
Value80 ms
99/100
30%
Value0.003
100/100
15%
Value7.4 s
49/100
10%
917 ms
418 ms
418 ms
344 ms
361 ms
Our browser made a total of 30 requests to load all elements on the main page. We found that all of those requests were addressed to Usos.prz.edu.pl and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Usos.prz.edu.pl.
Page size can be reduced by 471.5 kB (71%)
662.0 kB
190.5 kB
In fact, the total size of Usos.prz.edu.pl main page is 662.0 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. 25% of websites need less resources to load. Javascripts take 516.9 kB which makes up the majority of the site volume.
Potential reduce by 24.5 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. This page needs HTML code to be minified as it can gain 10.3 kB, which is 34% 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 24.5 kB or 82% of the original size.
Potential reduce by 4.5 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, Usos Prz needs image optimization as it can save up to 4.5 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 365.9 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 365.9 kB or 71% of the original size.
Potential reduce by 76.6 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. Usos.prz.edu.pl needs all CSS files to be minified and compressed as it can save up to 76.6 kB or 84% of the original size.
Number of requests can be reduced by 13 (48%)
27
14
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Usos Prz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
usos.prz.edu.pl
917 ms
kontroler.php
418 ms
kontroler.php
418 ms
tooltipster.css
344 ms
jquery-usos.css
361 ms
jquery-ui-1.10.1.custom.css
367 ms
jquery.fancybox-1.3.4.css
364 ms
kontroler.php
387 ms
jquery-1.9.1.min.js
491 ms
jquery-migrate-1.1.0.min.js
717 ms
jquery-ui-1.10.1.custom.min.js
970 ms
latest-bundle.min.js
842 ms
common.js
733 ms
URI-min.js
729 ms
jquery.fancybox-1.3.4.pack.js
832 ms
kontroler.php
1088 ms
changeLang.css
1087 ms
changeLang.js
1144 ms
bg.gif
256 ms
d2.png
229 ms
d1.png
342 ms
kontroler.php
377 ms
flag_en.png
359 ms
tab_selected.png
387 ms
tab_hover.png
585 ms
d3.png
612 ms
menu_arrow.png
698 ms
decor_info3.gif
715 ms
logo_PRz.png
744 ms
pom.gif
750 ms
usos.prz.edu.pl 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.
usos.prz.edu.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
Page has valid source maps
usos.prz.edu.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usos.prz.edu.pl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Usos.prz.edu.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.
usos.prz.edu.pl
Open Graph description is not detected on the main page of Usos Prz. 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: