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855 ms
11.4 sec
3.9 sec
Welcome to bibliotekaplus.pl homepage info - get ready to check Biblioteka Pl Us best content right away, or after learning these important things about bibliotekaplus.pl
Visit bibliotekaplus.plWe analyzed Bibliotekaplus.pl page load time and found that the first response time was 855 ms and then it took 15.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
bibliotekaplus.pl performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value3.2 s
72/100
25%
Value2.7 s
96/100
10%
Value70 ms
99/100
30%
Value0.177
68/100
15%
Value3.2 s
95/100
10%
855 ms
128 ms
547 ms
254 ms
254 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Bibliotekaplus.pl, 5% (4 requests) were made to Google-analytics.com and 3% (2 requests) were made to S4.hit.stat24.com. The less responsive or slowest element that took the longest time to load (5.3 sec) relates to the external source Instytutksiazki.pl.
Page size can be reduced by 587.9 kB (48%)
1.2 MB
630.8 kB
In fact, the total size of Bibliotekaplus.pl main page is 1.2 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. 45% of websites need less resources to load. Javascripts take 492.1 kB which makes up the majority of the site volume.
Potential reduce by 123.9 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 123.9 kB or 81% of the original size.
Potential reduce by 29.1 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. Biblioteka Pl Us images are well optimized though.
Potential reduce by 344.2 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 344.2 kB or 70% of the original size.
Potential reduce by 90.8 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. Bibliotekaplus.pl needs all CSS files to be minified and compressed as it can save up to 90.8 kB or 83% of the original size.
Number of requests can be reduced by 46 (64%)
72
26
The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biblioteka Pl Us. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
p,biblioteki.html
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bibliotekaplus.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
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bibliotekaplus.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
bibliotekaplus.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
N/A
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bibliotekaplus.pl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Polish. Our system also found out that Bibliotekaplus.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.
bibliotekaplus.pl
Open Graph description is not detected on the main page of Biblioteka Pl Us. 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: