4.6 sec in total
492 ms
3.9 sec
214 ms
Click here to check amazing Sj Amu content for Poland. Otherwise, check out these important facts you probably never knew about sj.amu.edu.pl
Visit sj.amu.edu.plWe analyzed Sj.amu.edu.pl page load time and found that the first response time was 492 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
sj.amu.edu.pl performance score
name
value
score
weighting
Value4.1 s
20/100
10%
Value12.0 s
0/100
25%
Value5.0 s
64/100
10%
Value60 ms
100/100
30%
Value0.024
100/100
15%
Value4.9 s
77/100
10%
492 ms
555 ms
595 ms
597 ms
812 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 11% of them (6 requests) were addressed to the original Sj.amu.edu.pl, 51% (28 requests) were made to Amu.edu.pl and 18% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (812 ms) relates to the external source Amu.edu.pl.
Page size can be reduced by 146.5 kB (43%)
339.8 kB
193.3 kB
In fact, the total size of Sj.amu.edu.pl main page is 339.8 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 150.6 kB which makes up the majority of the site volume.
Potential reduce by 28.5 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. 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 28.5 kB or 82% of the original size.
Potential reduce by 4.6 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. Sj Amu images are well optimized though.
Potential reduce by 93.5 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 93.5 kB or 62% of the original size.
Potential reduce by 19.8 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. Sj.amu.edu.pl needs all CSS files to be minified and compressed as it can save up to 19.8 kB or 81% of the original size.
Number of requests can be reduced by 34 (63%)
54
20
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sj Amu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
sj.amu.edu.pl
492 ms
main.css
555 ms
usi.css
595 ms
jquery.fancybox-1.3.1.css
597 ms
jquery-min.js
812 ms
jquerylightbox-05pack.js
599 ms
jquerynoConflict.js
609 ms
js_calendar.js
117 ms
calendar.js
648 ms
lightbox_configuration.js
694 ms
fancybox.js
697 ms
fancybox_init_.js
703 ms
adam_zamien_all_na_wszystkie.js
719 ms
Koloseum.jpg
252 ms
IMG_1827.jpg
411 ms
Baldenas-en-Navarra.jpg
411 ms
strzalka_czarna.gif
216 ms
lupka-dark.png
158 ms
ga.js
27 ms
tlo_gora.gif
111 ms
tlo_grafika_wizerunkowa.gif
218 ms
graf_wiz_szkolajezykowa.jpg
335 ms
menu_bckg.gif
219 ms
przycisk_uam_left.gif
221 ms
przycisk_uam_rest.gif
222 ms
main_tlo.gif
229 ms
main_wrapper_bckg_2menu.gif
333 ms
bckg_lewy_gradient_top.gif
334 ms
portal_uam_menu_boczne_2.gif
334 ms
portal_uam_menu_boczne_1.gif
332 ms
portal_uam_above_content.gif
340 ms
portal_uam_menu_boczne_prawe_2.gif
438 ms
portal_uam_menu_boczne_prawe_1.gif
438 ms
js_calendar.css
117 ms
__utm.gif
14 ms
likebox.php
118 ms
bckg_prawy_gradient_top.gif
306 ms
410ucuAGgaJ.css
291 ms
tSbl8xBI27R.css
361 ms
1kPfZUdGrka.js
496 ms
Yuj_Y8xNH2C.js
626 ms
Mpe38fuBVZ2.js
510 ms
n8qIhCw3vMx.js
510 ms
1002004_441502445961667_2093570352_n.jpg
408 ms
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517 ms
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586 ms
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645 ms
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611 ms
wL6VQj7Ab77.png
71 ms
s7jcwEQH7Sx.png
72 ms
VXcANLwwL5J.js
71 ms
AmlxWlqMvlv.js
70 ms
sj.amu.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
sj.amu.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
sj.amu.edu.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sj.amu.edu.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish 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 Sj.amu.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.
sj.amu.edu.pl
Open Graph description is not detected on the main page of Sj Amu. 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: