2.4 sec in total
430 ms
1.7 sec
311 ms
Visit genetika.wz.cz now to see the best up-to-date Genetika Wz content for Czech Republic and also check out these interesting facts you probably never knew about genetika.wz.cz
Umístění webové prezentace zdarma s podporou PHP, MySQL. Freehosting webzdarma je jeden z nejstarších freehostingů. Dovoluje také snadné přiřazení domény druhého řádu k jedné z šestnácti domén třetího...
Visit genetika.wz.czWe analyzed Genetika.wz.cz page load time and found that the first response time was 430 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
genetika.wz.cz performance score
name
value
score
weighting
Value2.9 s
52/100
10%
Value7.7 s
3/100
25%
Value4.8 s
66/100
10%
Value510 ms
57/100
30%
Value0.009
100/100
15%
Value7.0 s
52/100
10%
430 ms
24 ms
217 ms
8 ms
334 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 8% of them (6 requests) were addressed to the original Genetika.wz.cz, 26% (20 requests) were made to Static.xx.fbcdn.net and 17% (13 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (430 ms) belongs to the original domain Genetika.wz.cz.
Page size can be reduced by 63.3 kB (31%)
205.9 kB
142.6 kB
In fact, the total size of Genetika.wz.cz main page is 205.9 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. Images take 118.9 kB which makes up the majority of the site volume.
Potential reduce by 22.8 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. 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 22.8 kB or 71% of the original size.
Potential reduce by 6.9 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. Genetika Wz images are well optimized though.
Potential reduce by 28.0 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 28.0 kB or 58% of the original size.
Potential reduce by 5.5 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. Genetika.wz.cz needs all CSS files to be minified and compressed as it can save up to 5.5 kB or 79% of the original size.
Number of requests can be reduced by 40 (53%)
75
35
The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Genetika Wz. 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 6 to 1 for CSS and as a result speed up the page load time.
genetika.wz.cz
430 ms
urchin.js
24 ms
script.js
217 ms
show_ads.js
8 ms
script.js
334 ms
cs_CZ
69 ms
counter.js
210 ms
counter_xhtml.js
13 ms
style.css
227 ms
__utm.gif
8 ms
modra_120px.gif
359 ms
genetika.gif
239 ms
g2bbanner.jpg
318 ms
ca-pub-2914179256202679.js
54 ms
zrt_lookup.html
47 ms
show_ads_impl.js
130 ms
cookie
226 ms
context
137 ms
125 ms
137 ms
ads
252 ms
xd_arbiter.php
28 ms
xd_arbiter.php
45 ms
osd.js
29 ms
76 ms
cimage2.png
112 ms
impression
212 ms
fan.php
272 ms
115 ms
t.php
89 ms
ping
31 ms
m_js_controller.js
29 ms
abg.js
44 ms
favicon
109 ms
googlelogo_color_112x36dp.png
62 ms
nessie_icon_tiamat_white.png
32 ms
s
27 ms
x_button_blue2.png
25 ms
hDvwL1_H7g-.css
38 ms
56WNbrUYLbL.css
44 ms
yZ--Yu0PDbV.css
64 ms
QD6_ejUFoCN.css
64 ms
xxJgcoj8mOR.css
55 ms
q68gy-v_YMF.js
80 ms
hHAUS9q05ns.js
108 ms
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97 ms
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121 ms
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135 ms
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153 ms
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153 ms
safe_image.php
132 ms
safe_image.php
145 ms
safe_image.php
41 ms
safe_image.php
41 ms
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37 ms
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42 ms
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111 ms
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43 ms
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32 ms
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32 ms
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32 ms
K00K-UgnsKu.png
31 ms
I6-MnjEovm5.js
5 ms
pQrUxxo5oQp.js
5 ms
ui
44 ms
genetika.wz.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
genetika.wz.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
genetika.wz.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
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
CS
CS
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Genetika.wz.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 Genetika.wz.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
genetika.wz.cz
Open Graph description is not detected on the main page of Genetika Wz. 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: