3.8 sec in total
934 ms
2.7 sec
209 ms
Welcome to bible21.cz homepage info - get ready to check Bible21 best content for Czech Republic right away, or after learning these important things about bible21.cz
Visit bible21.czWe analyzed Bible21.cz page load time and found that the first response time was 934 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.
bible21.cz performance score
name
value
score
weighting
Value4.7 s
13/100
10%
Value7.9 s
3/100
25%
Value8.4 s
18/100
10%
Value810 ms
36/100
30%
Value0.163
72/100
15%
Value9.4 s
30/100
10%
934 ms
325 ms
47 ms
27 ms
323 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 19% of them (11 requests) were addressed to the original Bible21.cz, 37% (21 requests) were made to Static.xx.fbcdn.net and 23% (13 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (934 ms) belongs to the original domain Bible21.cz.
Page size can be reduced by 309.0 kB (57%)
540.8 kB
231.8 kB
In fact, the total size of Bible21.cz main page is 540.8 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. 65% of websites need less resources to load. Javascripts take 212.5 kB which makes up the majority of the site volume.
Potential reduce by 53.1 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 53.1 kB or 74% of the original size.
Potential reduce by 9.0 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. Bible21 images are well optimized though.
Potential reduce by 141.8 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 141.8 kB or 67% of the original size.
Potential reduce by 105.2 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. Bible21.cz needs all CSS files to be minified and compressed as it can save up to 105.2 kB or 86% of the original size.
Number of requests can be reduced by 22 (40%)
55
33
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bible21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.bible21.cz
934 ms
jquery.js
325 ms
jquery.min.js
47 ms
bootstrap.min.js
27 ms
functions.js
323 ms
lessphp_8176cdd0e921ecb07c858144fd0c5f953e3aee5d.css
394 ms
ga.js
101 ms
all.js
81 ms
header-tile.jpg
131 ms
menu.jpg
129 ms
metalogo.png
130 ms
home.png
128 ms
usa.png
250 ms
logo2.png
250 ms
glyphicons-halflings-regular.woff
485 ms
likebox.php
222 ms
__utm.gif
56 ms
__utm.gif
10 ms
56 ms
xd_arbiter.php
43 ms
xd_arbiter.php
51 ms
kyEKgjk51ZE.css
73 ms
xgj7bXhJNEH.css
67 ms
kE_Z8j4XNUS.css
64 ms
1kPfZUdGrka.js
62 ms
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30 ms
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31 ms
xd_arbiter.php
9 ms
like.php
75 ms
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3 ms
bible21.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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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>).
bible21.cz 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
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
bible21.cz SEO score
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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bible21.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Bible21.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.
bible21.cz
Open Graph description is not detected on the main page of Bible21. 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: