Tools & Wizards About Us

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

ri-okna.cz

❐ Okna a dveře na míru přímo od českého výrobce | RI OKNA

Page Load Speed

6.9 sec in total

First Response

296 ms

Resources Loaded

3.8 sec

Page Rendered

2.8 sec

About Website

Click here to check amazing RI Okna content for Czech Republic. Otherwise, check out these important facts you probably never knew about ri-okna.cz

Kvalitní plastová, hliníková, dřevěná a dřevohliníková okna i dveře na míru vč. doplňků a služeb - Profesionální přístup, Skvělé ceny, Snadná kalkulace online. Vyberete ještě dnes!

Visit ri-okna.cz

Key Findings

We analyzed Ri-okna.cz page load time and found that the first response time was 296 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

ri-okna.cz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value9.5 s

0/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value2,100 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.033

100/100

15%

TTI (Time to Interactive)

Value13.7 s

11/100

10%

Network Requests Diagram

ri-okna.cz

296 ms

www.ri-okna.cz

925 ms

sbi-styles.min.css

274 ms

style.min.css

280 ms

style-index.css

283 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 86% of them (101 requests) were addressed to the original Ri-okna.cz, 6% (7 requests) were made to Cdn.jsdelivr.net and 5% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (925 ms) belongs to the original domain Ri-okna.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 181.7 kB (9%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ri-okna.cz main page is 2.0 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 143.2 kB

  • Original 171.4 kB
  • After minification 151.8 kB
  • After compression 28.1 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 19.6 kB, which is 11% 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 143.2 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 20.5 kB

  • Original 1.5 MB
  • After minification 1.5 MB

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. RI Okna images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 9.8 kB

  • Original 91.6 kB
  • After minification 91.6 kB
  • After compression 81.7 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 9.8 kB or 11% of the original size.

CSS Optimization

-5%

Potential reduce by 8.1 kB

  • Original 162.5 kB
  • After minification 162.5 kB
  • After compression 154.4 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. Ri-okna.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 52 (47%)

Requests Now

110

After Optimization

58

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RI Okna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ri-okna.cz accessibility score

98

Accessibility Issues

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

Best Practices

ri-okna.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Page has valid source maps

SEO Factors

ri-okna.cz SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ri-okna.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 Ri-okna.cz main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph data is detected on the main page of RI Okna. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: