Tools & Wizards About Us

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

bazeny-niveko.cz

Jedinečné bazény na míru | Niveko s.r.o.

Page Load Speed

9 sec in total

First Response

415 ms

Resources Loaded

8.2 sec

Page Rendered

378 ms

About Website

Visit bazeny-niveko.cz now to see the best up-to-date Bazeny Niveko content and also check out these interesting facts you probably never knew about bazeny-niveko.cz

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Key Findings

We analyzed Bazeny-niveko.cz page load time and found that the first response time was 415 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

bazeny-niveko.cz performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

3/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

50/100

10%

Network Requests Diagram

bazeny-niveko.cz

415 ms

www.bazeny-niveko.cz

3029 ms

normalize.css

240 ms

fitgrid.css

243 ms

cs.slicknav.css

232 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 67% of them (57 requests) were addressed to the original Bazeny-niveko.cz, 5% (4 requests) were made to S7.addthis.com and 4% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Bazeny-niveko.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (55%)

Content Size

1.8 MB

After Optimization

818.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bazeny-niveko.cz main page is 1.8 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. Javascripts take 897.9 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 133.0 kB

  • Original 173.7 kB
  • After minification 170.7 kB
  • After compression 40.7 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 133.0 kB or 77% of the original size.

Image Optimization

-22%

Potential reduce by 139.0 kB

  • Original 619.1 kB
  • After minification 480.0 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. Obviously, Bazeny Niveko needs image optimization as it can save up to 139.0 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 621.2 kB

  • Original 897.9 kB
  • After minification 826.3 kB
  • After compression 276.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 621.2 kB or 69% of the original size.

CSS Optimization

-84%

Potential reduce by 114.8 kB

  • Original 136.3 kB
  • After minification 102.6 kB
  • After compression 21.5 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. Bazeny-niveko.cz needs all CSS files to be minified and compressed as it can save up to 114.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (64%)

Requests Now

80

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bazeny Niveko. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

bazeny-niveko.cz accessibility score

83

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<html> element does not have a valid value for its [lang] attribute.

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

High

Links do not have a discernible name

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

bazeny-niveko.cz best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

bazeny-niveko.cz SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bazeny-niveko.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 Bazeny-niveko.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Bazeny Niveko. 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: