3.3 sec in total
435 ms
2.7 sec
162 ms
Click here to check amazing Serwis Wolters Kluwer content for Poland. Otherwise, check out these important facts you probably never knew about serwis.wolterskluwer.pl
Visit serwis.wolterskluwer.plWe analyzed Serwis.wolterskluwer.pl page load time and found that the first response time was 435 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.
serwis.wolterskluwer.pl performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value14.7 s
0/100
25%
Value13.5 s
2/100
10%
Value210 ms
88/100
30%
Value0.026
100/100
15%
Value10.7 s
22/100
10%
435 ms
178 ms
510 ms
60 ms
84 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 7% of them (3 requests) were addressed to the original Serwis.wolterskluwer.pl, 40% (18 requests) were made to P3.zdassets.com and 11% (5 requests) were made to Secure.livechatinc.com. The less responsive or slowest element that took the longest time to load (746 ms) relates to the external source P3.zdassets.com.
Page size can be reduced by 985.2 kB (70%)
1.4 MB
415.2 kB
In fact, the total size of Serwis.wolterskluwer.pl 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. 50% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 19.2 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 19.2 kB or 69% of the original size.
Potential reduce by 932.2 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 932.2 kB or 70% of the original size.
Potential reduce by 33.8 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. Serwis.wolterskluwer.pl needs all CSS files to be minified and compressed as it can save up to 33.8 kB or 70% of the original size.
Number of requests can be reduced by 22 (58%)
38
16
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serwis Wolters Kluwer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.
serwis.wolterskluwer.pl
435 ms
hc
178 ms
pl
510 ms
application-1b2d55858cc24c1731c9ebe753c7707b.css
60 ms
style-3591a49dedeb7e8edc1eef849489c0a7.css
84 ms
jquery-bdfe7aceb5ca539ae586c3406122925c.js
140 ms
CookiePolicyBar.js
363 ms
script-3591a49dedeb7e8edc1eef849489c0a7.js
65 ms
loginForm.js
694 ms
locales-a26ad5c1eb40b0bd2446a5ee2a7ea5e60620573f.js
290 ms
host.js
485 ms
vendor_enduser-0325158eb1165785cbd83854980be282.js
216 ms
hc_enduser-7ffe1b02a55be169d47f9233d78dc25a.js
151 ms
CookiePolicyBar.js
443 ms
YMvu11kyoHOSqiWKbcEMNQ-logo_wk.png
254 ms
baner.jpg
254 ms
small_logo.png
342 ms
gtm.js
254 ms
lno_ok.png
746 ms
filmy80.png
737 ms
owu80.png
736 ms
produkty80.png
734 ms
kontakt80.png
737 ms
baza80.png
738 ms
tracking.js
306 ms
entypo.svg
504 ms
entypo.woff
485 ms
CookiePolicyBar.css
135 ms
analytics.js
28 ms
conversion_async.js
20 ms
script_data.js
126 ms
103 ms
collect
35 ms
collect
163 ms
collect
14 ms
collect
23 ms
collect
171 ms
collect
167 ms
53 ms
localization.pl.0.e76f79a432d8353744d4f329af36dd3e_62aee5ff3c53a0e776e3185c2bbe30d3.js
72 ms
ping
102 ms
open_chat.cgi
90 ms
livechat-classic_f726105e9a.ttf
29 ms
embedded.20160229163048.js
83 ms
_Incapsula_Resource
32 ms
serwis.wolterskluwer.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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
serwis.wolterskluwer.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
serwis.wolterskluwer.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Serwis.wolterskluwer.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 Serwis.wolterskluwer.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.
serwis.wolterskluwer.pl
Open Graph description is not detected on the main page of Serwis Wolters Kluwer. 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: