Tools & Wizards About Us
prazak.cz screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

prazak.cz

Eurookna, dřevohliníková okna a dveře | Eurookna PRAŽÁK - Milotice

Page Load Speed

22.4 sec in total

First Response

498 ms

Resources Loaded

21.5 sec

Page Rendered

425 ms

prazak.cz screenshot

About Website

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

Dřevěná okna, eurookna a vchodové dveře od tradičního českého výrobce s historií od roku 1925. Certifikované výrobky kvalitě, kterou očekáváte - přijďte se podívat

Visit prazak.cz

Key Findings

We analyzed Prazak.cz page load time and found that the first response time was 498 ms and then it took 22 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

prazak.cz performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value1.177

1/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

prazak.cz

498 ms

prazak.cz

507 ms

global.css

115 ms

prettyPhoto.css

224 ms

app.css

302 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 78% of them (52 requests) were addressed to the original Prazak.cz, 6% (4 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.8 kB (9%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prazak.cz main page is 1.3 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 984.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 35.9 kB

  • Original 47.4 kB
  • After minification 47.3 kB
  • After compression 11.5 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 35.9 kB or 76% of the original size.

Image Optimization

-7%

Potential reduce by 65.8 kB

  • Original 984.0 kB
  • After minification 918.2 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. Prazak images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 9.7 kB

  • Original 223.1 kB
  • After minification 223.1 kB
  • After compression 213.4 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.

CSS Optimization

-11%

Potential reduce by 3.3 kB

  • Original 31.5 kB
  • After minification 31.5 kB
  • After compression 28.1 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. Prazak.cz needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (40%)

Requests Now

57

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prazak. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

prazak.cz

prazak.cz

498 ms

prazak.cz

prazak.cz

507 ms

global.css

global.css

115 ms

prettyPhoto.css

prettyPhoto.css

224 ms

app.css

app.css

302 ms

jquery.min.js

jquery.min.js

399 ms

modernizr.js

modernizr.js

299 ms

jquery-ui-1.10.1.custom.min.js

jquery-ui-1.10.1.custom.min.js

520 ms

jquery.form.js

jquery.form.js

300 ms

jquery.validate.min.js

jquery.validate.min.js

333 ms

messages_cz.js

messages_cz.js

515 ms

jquery.sudoSlider.min.js

jquery.sudoSlider.min.js

515 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

515 ms

jquery.ba-hashchange.min.js

jquery.ba-hashchange.min.js

519 ms

jquery.scrollto.js

jquery.scrollto.js

536 ms

jquery.lazy.min.js

jquery.lazy.min.js

536 ms

jquery.number.min.js

jquery.number.min.js

536 ms

global.js

global.js

536 ms

shop.js

shop.js

632 ms

foundation.min.js

foundation.min.js

691 ms

css

css

36 ms

gtm.js

gtm.js

162 ms

count.asp

count.asp

20081 ms

logo.jpg

logo.jpg

195 ms

flags.png

flags.png

196 ms

phone.png

phone.png

196 ms

bg-poptavka.png

bg-poptavka.png

195 ms

1570622711.jpg

1570622711.jpg

473 ms

1415621057.jpg

1415621057.jpg

348 ms

1415621134.jpg

1415621134.jpg

506 ms

1711362279.jpg

1711362279.jpg

472 ms

ico_nadpis.jpg

ico_nadpis.jpg

348 ms

000037-01.jpg

000037-01.jpg

348 ms

000024-01.jpg

000024-01.jpg

474 ms

000031-01.jpg

000031-01.jpg

474 ms

000048-01.jpg

000048-01.jpg

551 ms

000077-01.jpg

000077-01.jpg

642 ms

000078-01.jpg

000078-01.jpg

640 ms

000080-01.jpg

000080-01.jpg

661 ms

000065-01.jpg

000065-01.jpg

569 ms

000061-01.jpg

000061-01.jpg

588 ms

000051-01.jpg

000051-01.jpg

655 ms

1414672824.jpg

1414672824.jpg

678 ms

1415955203.jpg

1415955203.jpg

695 ms

1411717849.jpg

1411717849.jpg

747 ms

1414673005.jpg

1414673005.jpg

749 ms

publicita2.jpg

publicita2.jpg

871 ms

eu-obnova.png

eu-obnova.png

691 ms

ico_fb.jpg

ico_fb.jpg

710 ms

ico_mail.jpg

ico_mail.jpg

724 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

35 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

44 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

70 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4uaVc.ttf

71 ms

logo_paticka.jpg

logo_paticka.jpg

795 ms

js

js

120 ms

rc.js

rc.js

606 ms

fbevents.js

fbevents.js

188 ms

destination

destination

224 ms

exec

exec

7433 ms

cookieconsent.js

cookieconsent.js

581 ms

web-sprite.png

web-sprite.png

538 ms

logo-male.jpg

logo-male.jpg

110 ms

cookieconsent.css

cookieconsent.css

218 ms

landing

landing

37 ms

landing

landing

30 ms

echo

echo

201 ms

Accessibility Review

prazak.cz accessibility score

84

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

prazak.cz best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

prazak.cz SEO score

81

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prazak.cz 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 English language. Our system also found out that Prazak.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

prazak.cz

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