3.7 sec in total
433 ms
2.8 sec
450 ms
Click here to check amazing Ctesyrad content for Czech Republic. Otherwise, check out these important facts you probably never knew about ctesyrad.cz
ČTE_SY_RÁD (ČTEnářův SYmpatický RÁDce) je neustále aktualizovaná databáze k doporučování čtivých knih.
Visit ctesyrad.czWe analyzed Ctesyrad.cz page load time and found that the first response time was 433 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
ctesyrad.cz performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value5.4 s
21/100
25%
Value6.8 s
35/100
10%
Value50 ms
100/100
30%
Value0
100/100
15%
Value5.3 s
72/100
10%
433 ms
400 ms
39 ms
118 ms
232 ms
Our browser made a total of 148 requests to load all elements on the main page. We found that 45% of them (66 requests) were addressed to the original Ctesyrad.cz, 16% (23 requests) were made to Static.xx.fbcdn.net and 10% (15 requests) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (755 ms) belongs to the original domain Ctesyrad.cz.
Page size can be reduced by 543.1 kB (45%)
1.2 MB
671.9 kB
In fact, the total size of Ctesyrad.cz 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. 70% of websites need less resources to load. Javascripts take 648.6 kB which makes up the majority of the site volume.
Potential reduce by 55.4 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 55.4 kB or 77% of the original size.
Potential reduce by 10.3 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. Ctesyrad images are well optimized though.
Potential reduce by 434.5 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 434.5 kB or 67% of the original size.
Potential reduce by 42.9 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. Ctesyrad.cz needs all CSS files to be minified and compressed as it can save up to 42.9 kB or 84% of the original size.
Number of requests can be reduced by 80 (56%)
142
62
The browser has sent 142 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ctesyrad. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
ctesyrad.cz
433 ms
www.ctesyrad.cz
400 ms
maps
39 ms
views.css
118 ms
css_a3ce85415774ee86c75584a6964d8e78.css
232 ms
jquery.js
344 ms
drupal.js
245 ms
cs_b554f48a780b7daeec3d3ae316997574.js
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lightbox.js
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audio-player.js
245 ms
superfish.js
359 ms
jquery.bgiframe.min.js
359 ms
jquery.hoverIntent.minified.js
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nice_menus.js
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questions_import.js
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base.js
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dependent.js
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gmap.js
491 ms
marker.js
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highlight.js
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gmap_marker.js
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poly.js
597 ms
gmap_markers.js
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icon.js
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markerloader_static.js
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image_preview_tooltip.js
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cs_CZ
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somerights20.png
97 ms
bg-body.png
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header-book-top.png
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ctesyrad_logo.png
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list.png
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menu-1.png
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ga.js
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common.js
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map.js
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overlay.js
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StaticMapService.GetMapImage
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util.js
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marker.js
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fan.php
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onion.js
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openhand_8_8.cur
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ViewportInfoService.GetViewportInfo
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stats.js
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controls.js
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infowindow.js
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css
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AuthenticationService.Authenticate
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ctesyrad.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
ctesyrad.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
ctesyrad.cz SEO score
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ctesyrad.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 Ctesyrad.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.
ctesyrad.cz
Open Graph description is not detected on the main page of Ctesyrad. 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: