2 sec in total
415 ms
1.4 sec
159 ms
Visit alf.chytrak.cz now to see the best up-to-date Alf Chytrak content for Czech Republic and also check out these interesting facts you probably never knew about alf.chytrak.cz
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Visit alf.chytrak.czWe analyzed Alf.chytrak.cz page load time and found that the first response time was 415 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
alf.chytrak.cz performance score
name
value
score
weighting
Value1.3 s
98/100
10%
Value4.2 s
43/100
25%
Value4.0 s
81/100
10%
Value240 ms
85/100
30%
Value0
100/100
15%
Value5.3 s
73/100
10%
415 ms
209 ms
211 ms
3 ms
5 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 45% of them (17 requests) were addressed to the original Alf.chytrak.cz, 18% (7 requests) were made to Pagead2.googlesyndication.com and 16% (6 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (746 ms) belongs to the original domain Alf.chytrak.cz.
Page size can be reduced by 50.3 kB (20%)
250.7 kB
200.4 kB
In fact, the total size of Alf.chytrak.cz main page is 250.7 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. 45% of websites need less resources to load. Images take 113.0 kB which makes up the majority of the site volume.
Potential reduce by 19.4 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. This page needs HTML code to be minified as it can gain 4.6 kB, which is 19% 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 19.4 kB or 82% of the original size.
Potential reduce by 3.0 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. Alf Chytrak images are well optimized though.
Potential reduce by 14.3 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 14.3 kB or 15% of the original size.
Potential reduce by 13.7 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. Alf.chytrak.cz needs all CSS files to be minified and compressed as it can save up to 13.7 kB or 85% of the original size.
Number of requests can be reduced by 16 (43%)
37
21
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alf Chytrak. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
alf.chytrak.cz
415 ms
style.css
209 ms
scripts.js
211 ms
adsbygoogle.js
3 ms
show_ads.js
5 ms
blank.gif
352 ms
ca-pub-6592417456354651.js
48 ms
zrt_lookup.html
44 ms
show_ads_impl.js
52 ms
agent.php
633 ms
cpm_header.jpg
331 ms
bg-wrapper.gif
215 ms
thumb_tapety-na-mobil-sport-03.jpg
217 ms
thumb_tapety-na-mobil-kvetiny-51.jpg
220 ms
thumb_tapety-na-mobil-deti-06.jpg
219 ms
thumb_tapety-na-mobil-oci-05.jpg
219 ms
spacer.gif
439 ms
thumb_tapety-na-mobil-zvirata-62.jpg
438 ms
thumb_tapety-na-mobil-zvirata-61.jpg
438 ms
thumb_tapety-na-mobil-zvirata-60.jpg
439 ms
thumb_tapety-na-mobil-zvirata-56.jpg
436 ms
rss.gif
536 ms
bullet-doc.gif
643 ms
footer.jpg
746 ms
ca-pub-1913303753024297.js
20 ms
ads
156 ms
osd.js
12 ms
ads
202 ms
ads
135 ms
ads
169 ms
abg.js
15 ms
8641926591092856466
7 ms
s
8 ms
m_js_controller.js
9 ms
googlelogo_color_112x36dp.png
52 ms
x_button_blue2.png
44 ms
nessie_icon_tiamat_white.png
4 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
2 ms
alf.chytrak.cz accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
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
alf.chytrak.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
alf.chytrak.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alf.chytrak.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Alf.chytrak.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.
alf.chytrak.cz
Open Graph description is not detected on the main page of Alf Chytrak. 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: