3.6 sec in total
414 ms
2.9 sec
334 ms
Welcome to guaa-chemie.cz homepage info - get ready to check Guaa Chemie best content right away, or after learning these important things about guaa-chemie.cz
Bazénová chemie chlorová i bezchlorová. Bazénová chemie pro vnitřní a venkovní bazény. Tekutá bazénová chemie pro rychlou úpravu bazénové vody.
Visit guaa-chemie.czWe analyzed Guaa-chemie.cz page load time and found that the first response time was 414 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
guaa-chemie.cz performance score
name
value
score
weighting
Value7.0 s
1/100
10%
Value10.4 s
0/100
25%
Value9.9 s
10/100
10%
Value200 ms
90/100
30%
Value0
100/100
15%
Value9.9 s
27/100
10%
414 ms
756 ms
13 ms
30 ms
112 ms
Our browser made a total of 96 requests to load all elements on the main page. We found that 63% of them (60 requests) were addressed to the original Guaa-chemie.cz, 13% (12 requests) were made to Maps.googleapis.com and 6% (6 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (906 ms) belongs to the original domain Guaa-chemie.cz.
Page size can be reduced by 825.2 kB (57%)
1.5 MB
631.5 kB
In fact, the total size of Guaa-chemie.cz 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. 60% of websites need less resources to load. Javascripts take 935.7 kB which makes up the majority of the site volume.
Potential reduce by 42.4 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. This page needs HTML code to be minified as it can gain 9.0 kB, which is 18% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 42.4 kB or 84% of the original size.
Potential reduce by 5.2 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. Guaa Chemie images are well optimized though.
Potential reduce by 654.6 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 654.6 kB or 70% of the original size.
Potential reduce by 123.1 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. Guaa-chemie.cz needs all CSS files to be minified and compressed as it can save up to 123.1 kB or 83% of the original size.
Number of requests can be reduced by 52 (59%)
88
36
The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Guaa Chemie. 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 11 to 1 for CSS and as a result speed up the page load time.
guaa-chemie.cz
414 ms
www.guaa-chemie.cz
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jquery.min.js
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jquery-ui.min.js
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jquery.hoverIntent.minified.js
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jquery.qtip.min.js
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styles.css
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javascripts.js
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prechod-na-guaa.png
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guaa-chemie.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
guaa-chemie.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
guaa-chemie.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Guaa-chemie.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 Guaa-chemie.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.
guaa-chemie.cz
Open Graph description is not detected on the main page of Guaa Chemie. 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: