3.6 sec in total
323 ms
2.7 sec
594 ms
Welcome to vlna.cz homepage info - get ready to check Vlna best content for Czech Republic right away, or after learning these important things about vlna.cz
Široká nabídka ubytování všech kategorií v Rakousku, Švýcarsku, Německu, Itálii a Francii. Lyžování a snowboarding v těch nejlepších alpských střediscích.
Visit vlna.czWe analyzed Vlna.cz page load time and found that the first response time was 323 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
vlna.cz performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value5.3 s
21/100
25%
Value13.9 s
1/100
10%
Value110 ms
97/100
30%
Value0
100/100
15%
Value4.8 s
79/100
10%
323 ms
830 ms
205 ms
212 ms
209 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 73% of them (56 requests) were addressed to the original Vlna.cz, 13% (10 requests) were made to Static.xx.fbcdn.net and 9% (7 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (830 ms) belongs to the original domain Vlna.cz.
Page size can be reduced by 153.7 kB (27%)
563.2 kB
409.6 kB
In fact, the total size of Vlna.cz main page is 563.2 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. 35% of websites need less resources to load. Images take 331.5 kB which makes up the majority of the site volume.
Potential reduce by 27.4 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. 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 27.4 kB or 70% of the original size.
Potential reduce by 3.7 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. Vlna images are well optimized though.
Potential reduce by 93.2 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 93.2 kB or 59% of the original size.
Potential reduce by 29.4 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. Vlna.cz needs all CSS files to be minified and compressed as it can save up to 29.4 kB or 84% of the original size.
Number of requests can be reduced by 36 (48%)
75
39
The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vlna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
vlna.cz
323 ms
www.vlna.cz
830 ms
common.css
205 ms
index.css
212 ms
tipy.css
209 ms
jquery.js
524 ms
jquery-ui.js
422 ms
ui.datepicker-cs.js
261 ms
prototypes.js
306 ms
datepickerDefaults.js
315 ms
formReady.js
316 ms
hlavickaBg.jpg
110 ms
dot.asp
211 ms
containerLeftBg.jpg
111 ms
mainMenuUp.png
106 ms
vlnaLogo.png
211 ms
containerTopBg.jpg
112 ms
containerBg.jpg
114 ms
alpske-vrcholky.jpg
198 ms
upravena-sjezdovka.jpg
210 ms
lyzovani-sjezdovka-rakousko.jpg
319 ms
italie-horsky-stit.jpg
217 ms
italie-lyzovani.jpg
221 ms
italie-dolomity.jpg
306 ms
francie-panorama.jpg
314 ms
francouzske-alpy.jpg
317 ms
francouzska-sjezdovka.jpg
324 ms
svycarsko-alpy.jpg
329 ms
sjezdovka.jpg
414 ms
nemecko-berchtesgaden.jpg
417 ms
lyzovani-rakouske-alpy.jpg
431 ms
reprezentace-2011.jpg
431 ms
mainFormBg.png
431 ms
buttonVyhledat.png
436 ms
mainFormBotBg.png
518 ms
leftGrayTop.png
520 ms
leftGrayBg.png
538 ms
leftArrowsSmallBlue.png
538 ms
leftGrayBot.png
539 ms
vlna-sleva.png
543 ms
leftBlueTop.png
625 ms
leftBlueBg.png
623 ms
telefon.png
647 ms
facebook.png
646 ms
twitter.png
647 ms
leftBlueBot.png
650 ms
zoh-vancouver-2010.png
727 ms
SnowKite.png
731 ms
ga.js
18 ms
__utm.gif
12 ms
jquery-ui.css
752 ms
formAdvancedHandler.js
738 ms
likebox.php
290 ms
footerTopBg.png
736 ms
footerBg.png
735 ms
footerBotBg.png
736 ms
containerRightBg.jpg
651 ms
icon-kalendar.png
661 ms
kyEKgjk51ZE.css
174 ms
xgj7bXhJNEH.css
215 ms
q68gy-v_YMF.js
298 ms
FJmpeSpHpjS.js
369 ms
0wM5s1Khldu.js
291 ms
1bNoFZUdlYZ.js
294 ms
307251_584323678250814_31348965_n.jpg
174 ms
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286 ms
10171667_579028278891367_5755697978807542014_n.jpg
284 ms
wL6VQj7Ab77.png
54 ms
s7jcwEQH7Sx.png
54 ms
moreOptions.png
110 ms
ui-bg_inset-hard_100_eeeeee_1x100.png
106 ms
I6-MnjEovm5.js
42 ms
pQrUxxo5oQp.js
79 ms
vlna.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
Image elements do not have [alt] attributes
Form elements do not have associated labels
vlna.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
vlna.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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vlna.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 Vlna.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.
vlna.cz
Open Graph description is not detected on the main page of Vlna. 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: