2.4 sec in total
322 ms
1.8 sec
227 ms
Visit jednotky.cz now to see the best up-to-date Jednotky content for Czech Republic and also check out these interesting facts you probably never knew about jednotky.cz
Snadné vzájemné převody jednotek všech veličin. Chytrý převodník jednotek.
Visit jednotky.czWe analyzed Jednotky.cz page load time and found that the first response time was 322 ms and then it took 2.1 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.
jednotky.cz performance score
name
value
score
weighting
Value7.2 s
1/100
10%
Value12.3 s
0/100
25%
Value9.7 s
11/100
10%
Value910 ms
32/100
30%
Value0.009
100/100
15%
Value14.1 s
10/100
10%
322 ms
319 ms
101 ms
201 ms
208 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 43% of them (25 requests) were addressed to the original Jednotky.cz, 9% (5 requests) were made to Pagead2.googlesyndication.com and 9% (5 requests) were made to Everestads.net. The less responsive or slowest element that took the longest time to load (449 ms) belongs to the original domain Jednotky.cz.
Page size can be reduced by 185.8 kB (43%)
434.6 kB
248.9 kB
In fact, the total size of Jednotky.cz main page is 434.6 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. Javascripts take 299.3 kB which makes up the majority of the site volume.
Potential reduce by 12.0 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 12.0 kB or 72% of the original size.
Potential reduce by 23.5 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, Jednotky needs image optimization as it can save up to 23.5 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 142.4 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 142.4 kB or 48% of the original size.
Potential reduce by 7.8 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. Jednotky.cz needs all CSS files to be minified and compressed as it can save up to 7.8 kB or 78% of the original size.
Number of requests can be reduced by 22 (42%)
52
30
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jednotky. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
jednotky.cz
322 ms
www.jednotky.cz
319 ms
default.js
101 ms
naseptavac.js
201 ms
main.css
208 ms
ga.js
37 ms
gpt.js
35 ms
dot.asp
219 ms
xgemius.js
299 ms
bgPage.gif
106 ms
sluzby.png
105 ms
l.png
106 ms
c.gif
203 ms
r.png
205 ms
l_sel.png
201 ms
c_sel.gif
206 ms
r_sel.png
210 ms
top_bg.png
206 ms
jednotky_cz.gif
299 ms
top_menu_bg.gif
299 ms
page_bg.png
307 ms
bg_dark_blue.gif
306 ms
home.gif
307 ms
tecky.gif
309 ms
bg_light_blue.gif
397 ms
blue_input_bg.gif
398 ms
prevodnik_bg.gif
448 ms
prevodnik_input_bg.gif
449 ms
bottom_bg.png
447 ms
pubads_impl_81.js
22 ms
__utm.gif
54 ms
ads
240 ms
container.html
24 ms
fpdata.js
96 ms
lsget.html
255 ms
adsbygoogle.js
14 ms
osd.js
19 ms
ca-pub-2863141354754211.js
29 ms
zrt_lookup.html
33 ms
show_ads_impl.js
54 ms
ads
238 ms
osd.js
12 ms
ads
240 ms
ads
218 ms
rexdot.js
120 ms
2530
45 ms
2530
32 ms
3652
26 ms
32d0a62d85251d2362523fef8331cb90_1.html
95 ms
0d05b6bb93fab0633c5f0173425598a2_1.html
108 ms
88e5d3cfd2d908b4dac31b853514f531_1.html
129 ms
st.v2.js
32 ms
cvo.gif
30 ms
cvo.gif
31 ms
1648b15bfd5d4715ce764947a1ae19b3.jpg
47 ms
faf7e36400f767179b496c228495886f.gif
59 ms
gr
34 ms
pixel_details.html
3 ms
jednotky.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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
jednotky.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
Registers an unload listener
Detected JavaScript libraries
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
jednotky.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
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 Jednotky.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 Jednotky.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.
jednotky.cz
Open Graph description is not detected on the main page of Jednotky. 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: