12.9 sec in total
520 ms
12.1 sec
257 ms
Welcome to rebelbike.com homepage info - get ready to check Rebelbike best content for Czech Republic right away, or after learning these important things about rebelbike.com
Specializovaná prodejna elektrokol v centru Jablonce nad Nisou. Prodej a servis elektrokol Rock Machine, Rocky Mountain, Tern, Ghost, Lapierre. Servis pohonů Bosch eBike Systems, Bafang M400, Bafang B...
Visit rebelbike.comWe analyzed Rebelbike.com page load time and found that the first response time was 520 ms and then it took 12.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
rebelbike.com performance score
name
value
score
weighting
Value5.6 s
6/100
10%
Value12.5 s
0/100
25%
Value9.5 s
11/100
10%
Value460 ms
61/100
30%
Value0.138
79/100
15%
Value10.9 s
21/100
10%
520 ms
2203 ms
344 ms
291 ms
298 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Rebelbike.com, 11% (8 requests) were made to Static.xx.fbcdn.net and 8% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (7.6 sec) relates to the external source Elektrokolasro.cz.
Page size can be reduced by 172.3 kB (12%)
1.5 MB
1.3 MB
In fact, the total size of Rebelbike.com main page is 1.5 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 1.1 MB which makes up the majority of the site volume.
Potential reduce by 60.4 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 60.4 kB or 80% of the original size.
Potential reduce by 84.0 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. Rebelbike images are well optimized though.
Potential reduce by 15.7 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. This website has mostly compressed JavaScripts.
Potential reduce by 12.2 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. Rebelbike.com needs all CSS files to be minified and compressed as it can save up to 12.2 kB or 23% of the original size.
Number of requests can be reduced by 45 (71%)
63
18
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rebelbike. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
www.achillesbike.cz
520 ms
www.elektrokolasro.cz
2203 ms
bootstrap.min.css
344 ms
perfect-scrollbar.css
291 ms
flexslider.css
298 ms
font-awesome.min.css
300 ms
settings.css
302 ms
jquery.fancybox.css
322 ms
jquery.ui.css
393 ms
animation.css
401 ms
owl.carousel.css
404 ms
owl.theme.css
403 ms
chosen.css
436 ms
ddSlick.css
1152 ms
cookieagreebar.css
503 ms
style-10.css
608 ms
modernizr.min.js
510 ms
jquery-1.11.0.min.js
621 ms
jquery-ui.min.js
654 ms
jquery.raty.min.js
602 ms
perfect-scrollbar.min.js
615 ms
zoomsl-3.0.min.js
796 ms
jquery.fancybox.pack.js
714 ms
jquery.themepunch.plugins.min.js
815 ms
jquery.themepunch.revolution.min.js
740 ms
flexslider.min.js
764 ms
jquery.nouislider.min.js
817 ms
owl.carousel.min.js
844 ms
fancy-zoom.js
876 ms
chosen.jquery.min.js
897 ms
jquery.countdown.js
924 ms
jquery.countdown-cz.js
924 ms
bootstrap.min.js
948 ms
hlavni.js
988 ms
vseobecne.js
996 ms
ddslick.js
1026 ms
jquery.cookiebar.js
1026 ms
css
37 ms
datepicker-cz.js
889 ms
wall-bg-10.jpg
672 ms
tinynav.min.js
106 ms
vlastnosti.js
105 ms
validace.js
105 ms
likebox.php
396 ms
logo-elektrokola-sro.jpg
309 ms
banner-cyc-motor.jpg
310 ms
banner-qayron-bikes.jpg
404 ms
banner-tern-gsd.jpg
392 ms
stredovy-pohon-cyc-photon-x1-nahled.jpg
273 ms
stredovy-pohon-cyc-stealth-x1-gen-3-nahled.jpg
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stredovy-pohon-cyc-pro-x1-gen-3-nahled.jpg
435 ms
logo-dlouhodoby-test-electric-bike-action-cz.png
431 ms
partneri-elektrokola-s-r-o(1).png
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loader.gif
488 ms
timer.png
500 ms
KFOlCnqEu92Fr1MmSU5fChc-.woff
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KFOkCnqEu92Fr1MmgVxGIzQ.woff
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KFOmCnqEu92Fr1Mu7GxM.woff
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KFOlCnqEu92Fr1MmEU9fChc-.woff
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KFOlCnqEu92Fr1MmYUtfChc-.woff
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fontawesome-webfont.woff
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pfs3shRYZOH.css
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OX7zN84xQHG.js
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o1ndYS2og_B.js
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411170325_866105962191042_3290702072580942510_n.jpg
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UXtr_j2Fwe-.png
17 ms
rebelbike.com 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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a valid value for its [lang] attribute.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
rebelbike.com 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
rebelbike.com 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
Tap targets are not sized appropriately
CS
CZ
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rebelbike.com can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Rebelbike.com 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.
rebelbike.com
Open Graph description is not detected on the main page of Rebelbike. 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: