6.5 sec in total
382 ms
4.7 sec
1.4 sec
Click here to check amazing OMSI content for Argentina. Otherwise, check out these important facts you probably never knew about omsi.cz
České webové stránky věnované simulátoru Omnibus Simulator - OMSI
Visit omsi.czWe analyzed Omsi.cz page load time and found that the first response time was 382 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
omsi.cz performance score
name
value
score
weighting
Value2.6 s
62/100
10%
Value5.0 s
27/100
25%
Value2.9 s
94/100
10%
Value0 ms
100/100
30%
Value0.002
100/100
15%
Value2.6 s
98/100
10%
382 ms
112 ms
218 ms
506 ms
712 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 57% of them (45 requests) were addressed to the original Omsi.cz, 13% (10 requests) were made to Static.xx.fbcdn.net and 8% (6 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain Omsi.cz.
Page size can be reduced by 415.6 kB (3%)
15.2 MB
14.8 MB
In fact, the total size of Omsi.cz main page is 15.2 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. 55% of websites need less resources to load. Images take 15.2 MB which makes up the majority of the site volume.
Potential reduce by 22.5 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 22.5 kB or 73% of the original size.
Potential reduce by 388.8 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. OMSI images are well optimized though.
Potential reduce by 4.4 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. Omsi.cz needs all CSS files to be minified and compressed as it can save up to 4.4 kB or 78% of the original size.
Number of requests can be reduced by 12 (17%)
71
59
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OMSI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
omsi.cz
382 ms
main-style.css
112 ms
styl.css
218 ms
facebook_logo.jpg
506 ms
logo-menu.png
712 ms
OMSI2-nahled.png
1224 ms
CHICAGO-nahled.png
1427 ms
VIDEN-nahled.png
1454 ms
HAMBURG-nahled.png
1261 ms
CITYBUS_O_305-nahled.png
1027 ms
OMSI-BUNDLE-nahled.png
1401 ms
likebox.php
163 ms
roNeOY-tz5Y.css
169 ms
UHhaxo8Cs3k.css
208 ms
_rx8naC75Dy.js
282 ms
x5F9OMjKyLw.js
350 ms
ICDbTSzjQEg.js
278 ms
TTCre3391I0.js
278 ms
count.asp
217 ms
ikona_cz.gif
378 ms
cooltext532834457.gif
163 ms
file.php
550 ms
viewform
656 ms
ikonka.png
914 ms
logo.png
863 ms
s-de2.png
111 ms
s-en2.png
219 ms
bt1.gif
219 ms
lemmental3.jpg
985 ms
lemmental35.jpg
1038 ms
lemmental310.jpg
1036 ms
lemmental32.jpg
1205 ms
lemmental33.jpg
1534 ms
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1315 ms
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1323 ms
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1361 ms
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1347 ms
lemmental37.jpg
1529 ms
lemmental311.jpg
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1656 ms
lemmental320.jpg
1570 ms
lemmental319.jpg
1594 ms
lemmental324.jpg
1754 ms
lemmental325.jpg
4107 ms
lemmental322.jpg
1789 ms
lemmental326.jpg
1825 ms
lemmental36.jpg
1857 ms
lemmental321.jpg
1986 ms
lemmental323.jpg
1972 ms
lemmental39.jpg
2004 ms
lemmental315.jpg
2050 ms
lemmental327.jpg
2080 ms
lemmental313.jpg
2196 ms
lemmental314.jpg
2318 ms
lemmental30.png
2116 ms
lemmental301.png
2274 ms
soutez_result.png
2293 ms
563041_372867896086691_830864874_n.jpg
168 ms
67775_155472097826273_7885977_n.jpg
205 ms
58806_110549162655449_6505808549711062109_n.jpg
243 ms
11949325_150233811988155_5544348214470468029_n.jpg
278 ms
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280 ms
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280 ms
wL6VQj7Ab77.png
43 ms
s7jcwEQH7Sx.png
43 ms
I6-MnjEovm5.js
39 ms
vlXaquuXMrr.js
81 ms
closedform
295 ms
rs=AMjVe6gXIQMbYoOmGgGDHvQMpZYmVYiUoQ
68 ms
css
55 ms
rs=AMjVe6hi8xWrEhVaJ0niEvym5dkRcWbq7A
95 ms
JnyNQpG6m12tj2F2v2BcX3uAdeAb3FvgN4041yuARaMFK1lEO4wvfojXQIhFAYt2fZaiiw
125 ms
google_forms_logo_lockup_2.svg
75 ms
W5F8_SL0XFawnjxHGsZjJA.ttf
83 ms
Uxzkqj-MIMWle-XP2pDNAA.ttf
99 ms
dtpHsbgPEm2lVWciJZ0P-A.ttf
108 ms
bdHGHleUa-ndQCOrdpfxfw.ttf
131 ms
rs=AMjVe6hi8xWrEhVaJ0niEvym5dkRcWbq7A
19 ms
rs=AMjVe6hi8xWrEhVaJ0niEvym5dkRcWbq7A
16 ms
omsi.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
omsi.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
omsi.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 Omsi.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 Omsi.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.
omsi.cz
Open Graph description is not detected on the main page of OMSI. 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: