3.4 sec in total
434 ms
2.8 sec
218 ms
Welcome to knihykestazeni.cz homepage info - get ready to check Knihykestazeni best content for Czech Republic right away, or after learning these important things about knihykestazeni.cz
Knihy ke stazeni zdarma. Na tomto webu je mozne stahnout e-knihy zdarma. Muzete jednotlive knihy hodnotit, komentovat nebo si vytvaret knihovnu.
Visit knihykestazeni.czWe analyzed Knihykestazeni.cz page load time and found that the first response time was 434 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
knihykestazeni.cz performance score
name
value
score
weighting
Value6.6 s
2/100
10%
Value6.6 s
8/100
25%
Value10.5 s
7/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value6.6 s
57/100
10%
434 ms
1207 ms
215 ms
215 ms
217 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 84% of them (21 requests) were addressed to the original Knihykestazeni.cz, 8% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Getgamers.eu. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Knihykestazeni.cz.
Page size can be reduced by 29.0 kB (32%)
89.4 kB
60.4 kB
In fact, the total size of Knihykestazeni.cz main page is 89.4 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. Only 10% of websites need less resources to load. Images take 38.2 kB which makes up the majority of the site volume.
Potential reduce by 12.8 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 2.3 kB, which is 12% 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 12.8 kB or 69% of the original size.
Potential reduce by 4.9 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, Knihykestazeni needs image optimization as it can save up to 4.9 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 4.2 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 4.2 kB or 18% of the original size.
Potential reduce by 7.1 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. Knihykestazeni.cz needs all CSS files to be minified and compressed as it can save up to 7.1 kB or 78% of the original size.
We found no issues to fix!
22
22
The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Knihykestazeni. According to our analytics all requests are already optimized.
knihykestazeni.cz
434 ms
www.knihykestazeni.cz
1207 ms
base.css
215 ms
aktual.css
215 ms
eval.css
217 ms
358 ms
waudit.js
218 ms
base.js
317 ms
verze1_07.png
211 ms
521.jpg
234 ms
687.jpg
227 ms
473.jpg
232 ms
67.jpg
235 ms
327.jpg
324 ms
622.jpg
425 ms
84.jpg
445 ms
18.jpg
446 ms
232.jpg
451 ms
38.jpg
446 ms
h.php
856 ms
verze1_03.jpg
377 ms
verze1_05.png
480 ms
verze1_10.png
496 ms
ga.js
5 ms
__utm.gif
12 ms
knihykestazeni.cz 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
Form elements do not have associated labels
Links do not have a discernible name
knihykestazeni.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
knihykestazeni.cz SEO score
N/A
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Knihykestazeni.cz 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 Czech. Our system also found out that Knihykestazeni.cz 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.
knihykestazeni.cz
Open Graph description is not detected on the main page of Knihykestazeni. 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: