6.4 sec in total
1.1 sec
4.6 sec
637 ms
Visit vrtulniky.sk now to see the best up-to-date Vrtulniky content and also check out these interesting facts you probably never knew about vrtulniky.sk
On-line testy z letectva a leteckých predpisov na letecké skúšky pre pilotov lietadiel a vrtuľníkov v leteckej škole.
Visit vrtulniky.skWe analyzed Vrtulniky.sk page load time and found that the first response time was 1.1 sec and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
vrtulniky.sk performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value5.8 s
15/100
25%
Value11.0 s
6/100
10%
Value2,810 ms
3/100
30%
Value0
100/100
15%
Value15.2 s
7/100
10%
1131 ms
321 ms
224 ms
554 ms
230 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 51% of them (37 requests) were addressed to the original Vrtulniky.sk, 14% (10 requests) were made to Static.xx.fbcdn.net and 11% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Vrtulniky.sk.
Page size can be reduced by 509.7 kB (39%)
1.3 MB
788.1 kB
In fact, the total size of Vrtulniky.sk main page is 1.3 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. 50% of websites need less resources to load. Images take 628.2 kB which makes up the majority of the site volume.
Potential reduce by 41.0 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 41.0 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. Vrtulniky images are well optimized though.
Potential reduce by 236.9 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 236.9 kB or 68% of the original size.
Potential reduce by 221.6 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. Vrtulniky.sk needs all CSS files to be minified and compressed as it can save up to 221.6 kB or 83% of the original size.
Number of requests can be reduced by 29 (42%)
69
40
The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vrtulniky. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
www.vrtulniky.sk
1131 ms
style.css
321 ms
lightbox.css
224 ms
prototype.js
554 ms
scriptaculous.js
230 ms
lightbox.js
342 ms
scripts.js
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effects.js
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ga.js
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wp-emoji-release.min.js
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count.asp
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banner-vrtulniky.php
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count.asp
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fat_lines_light.gif
139 ms
header_shadow_right.png
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header_shadow.png
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vrtulniky-sk-logo.png
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black-60.png
234 ms
first_menu.png
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menu_end.png
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shadow_right.png
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shadow_left.png
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page-gradient.png
314 ms
tit-kalendar-aviaticka-pout.jpg
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box-shadow.png
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tit-mosquito-xe.jpg
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tit-ceny-vrtulnikov.jpg
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slovnikhome.jpg
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bullet-left.png
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colorsubmenu.png
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footer_shadow_right.png
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footer_shadow.png
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likebox.php
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perex_bg.png
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small-2016-02-26-79qyeknc6el.jpg
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small-2015-10-28-1mndi8rexym.jpg
216 ms
loading.gif
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close.gif
213 ms
vrtulniky.sk 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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
vrtulniky.sk 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
vrtulniky.sk SEO score
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
SK
SK
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vrtulniky.sk can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and it matches the claimed language. Our system also found out that Vrtulniky.sk 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.
vrtulniky.sk
Open Graph description is not detected on the main page of Vrtulniky. 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: