6.8 sec in total
326 ms
6.2 sec
310 ms
Welcome to bioptron.cz homepage info - get ready to check Bioptron best content right away, or after learning these important things about bioptron.cz
Světelná terapie Bioptron poskytuje bezpečnou, účinnou, bezbolestnou a nenáročnou léčbu s celou řadou uplatnění pro vaše zdraví, krásu a pohodu.
Visit bioptron.czWe analyzed Bioptron.cz page load time and found that the first response time was 326 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
bioptron.cz performance score
name
value
score
weighting
Value9.4 s
0/100
10%
Value14.2 s
0/100
25%
Value10.9 s
6/100
10%
Value220 ms
88/100
30%
Value1.203
1/100
15%
Value18.8 s
3/100
10%
326 ms
1461 ms
436 ms
25 ms
612 ms
Our browser made a total of 117 requests to load all elements on the main page. We found that 70% of them (82 requests) were addressed to the original Bioptron.cz, 7% (8 requests) were made to Apis.google.com and 3% (4 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Bioptron.cz.
Page size can be reduced by 1.0 MB (44%)
2.4 MB
1.3 MB
In fact, the total size of Bioptron.cz main page is 2.4 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. 60% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 100.4 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 100.4 kB or 72% of the original size.
Potential reduce by 41.6 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. Bioptron images are well optimized though.
Potential reduce by 781.5 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 781.5 kB or 70% of the original size.
Potential reduce by 112.0 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. Bioptron.cz needs all CSS files to be minified and compressed as it can save up to 112.0 kB or 86% of the original size.
Number of requests can be reduced by 60 (53%)
113
53
The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bioptron. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
bioptron.cz
326 ms
www.bioptron.cz
1461 ms
BioptronCSS.css
436 ms
css
25 ms
jquery-1.7.2.min.js
612 ms
jquery.cookie.js
233 ms
ua.js
234 ms
style.js
236 ms
minimalist.css
350 ms
flowplayer.min.js
592 ms
jquery.flowplayerEmbed.js
352 ms
jquery.bxSlider.js
447 ms
libs.js
707 ms
jquery.checkbox_custimimage.js
470 ms
main.js
539 ms
colorbox.css
561 ms
jquery.prettyPhoto.js
714 ms
prettyPhoto.css
650 ms
WebResource.axd
574 ms
ScriptResource.axd
716 ms
ScriptResource.axd
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PortalTemplate.aspx
708 ms
jquery.validate.min.js
587 ms
cmxformTemplate.css
620 ms
cmxform.css
718 ms
addthis_widget.js
13 ms
fixed.js
1004 ms
analytics.js
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top-logo.aspx
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arrow_down.png
209 ms
01_B_Devices.aspx
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medall-menu-icon.aspx
315 ms
03_BP1.aspx
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04_B2.aspx
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06_Oxy.aspx
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05_B_ColorTherapy.aspx
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search-icon.png
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s7-(1).aspx
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s2.aspx
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s1.aspx
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s3-(1).aspx
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s4.aspx
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Health.aspx
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Beauty.aspx
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Light-Color-Therapy.aspx
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logo-dekra-9001_1.png
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vr.png
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ico-handshake.aspx
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icon-signup_bio_lig_ther_procedure_1.aspx
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icon-signup-newsletter.aspx
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blank_user.aspx
1820 ms
icon-tell_us_your_story.aspx
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BIOPTRON-LIGHT-THERAPY-System-by-Zepter-Doctor-Recommended-Light-Therapy.jpg
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collect
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collect
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collect
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collect
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GetFile.aspx
1981 ms
GetFile.aspx
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GetFile.aspx
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GetFile.aspx
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GetFile.aspx
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logo.aspx
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top-bg.jpg
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blank.gif
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menu-bg.png
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menu-on.png
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slider-gb.jpg
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subarrow-down.png
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300lo.json
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cs.js
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all.js&version=v2.0
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widgets.js
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plusone.js
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counter.5524cceca805eb4b9b2b.js
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sh.8e5f85691f9aaa082472a194.html
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home2-bg.jpg
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button.0308b81ff1714e446f674b5b9793f2cd.js
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shares.json
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blue-dot.png
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cb=gapi.loaded_0
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cb=gapi.loaded_1
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fastbutton
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tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html
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postmessageRelay
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cb=gapi.loaded_1
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cloud.png
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slider-dot.png
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slide_arrow_left.png
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slide_arrow_right.png
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GetFile.aspx
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white.png
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play_white.png
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slider-dot-active.png
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ping
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like.php
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bioptron.cz accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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 [lang] attribute
bioptron.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
bioptron.cz 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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bioptron.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bioptron.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.
bioptron.cz
Open Graph description is not detected on the main page of Bioptron. 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: