Tools & Wizards About Us
jkproduct.cz screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    41% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

jkproduct.cz

JKproduct - Přestavby, servis, služby LPG CNG | Hradec Králové

Page Load Speed

3 sec in total

First Response

660 ms

Resources Loaded

2 sec

Page Rendered

320 ms

jkproduct.cz screenshot

About Website

Welcome to jkproduct.cz homepage info - get ready to check JKproduct best content right away, or after learning these important things about jkproduct.cz

Realizovali jsme od roku 1990 přes 6 000 montáží LPG a CNG. Provozujeme i autoservis, pneuservis a čerpací stanico pro LPG a CNG.

Visit jkproduct.cz

Key Findings

We analyzed Jkproduct.cz page load time and found that the first response time was 660 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

jkproduct.cz performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value26.6 s

0/100

10%

TBT (Total Blocking Time)

Value33,050 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.036

100/100

15%

TTI (Time to Interactive)

Value45.2 s

0/100

10%

Network Requests Diagram

jkproduct.cz

660 ms

mootools.js

356 ms

caption.js

205 ms

system.css

204 ms

general.css

205 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 93% of them (38 requests) were addressed to the original Jkproduct.cz, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Adobe.com. The less responsive or slowest element that took the longest time to load (870 ms) belongs to the original domain Jkproduct.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 238.8 kB (33%)

Content Size

730.5 kB

After Optimization

491.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jkproduct.cz main page is 730.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 425.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 22.5 kB

  • Original 29.4 kB
  • After minification 28.5 kB
  • After compression 6.9 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 22.5 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 37.0 kB

  • Original 425.5 kB
  • After minification 388.5 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. JKproduct images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 142.7 kB

  • Original 233.1 kB
  • After minification 229.9 kB
  • After compression 90.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 142.7 kB or 61% of the original size.

CSS Optimization

-86%

Potential reduce by 36.6 kB

  • Original 42.5 kB
  • After minification 31.1 kB
  • After compression 5.9 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. Jkproduct.cz needs all CSS files to be minified and compressed as it can save up to 36.6 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (68%)

Requests Now

40

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JKproduct. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jkproduct.cz

jkproduct.cz

660 ms

mootools.js

mootools.js

356 ms

caption.js

caption.js

205 ms

system.css

system.css

204 ms

general.css

general.css

205 ms

template.css

template.css

317 ms

jquery.js

jquery.js

511 ms

script.js

script.js

302 ms

swfobject.js

swfobject.js

302 ms

jquery.js

jquery.js

539 ms

main.js

main.js

400 ms

main.css

main.css

406 ms

Bottom_texture.jpg

Bottom_texture.jpg

108 ms

page_gl.png

page_gl.png

298 ms

sheet_b.png

sheet_b.png

105 ms

sheet_t.png

sheet_t.png

110 ms

sheet.png

sheet.png

103 ms

header.png

header.png

111 ms

get_flash_player.gif

get_flash_player.gif

11 ms

1250%20%202350.png

1250%20%202350.png

870 ms

pdf_button.png

pdf_button.png

211 ms

printButton.png

printButton.png

206 ms

emailButton.png

emailButton.png

212 ms

dokker%202.png

dokker%202.png

859 ms

novagas-modre.jpg

novagas-modre.jpg

215 ms

tartarini-modre2.png

tartarini-modre2.png

814 ms

essox_logo1.jpg

essox_logo1.jpg

312 ms

nav.png

nav.png

305 ms

menuseparator.png

menuseparator.png

309 ms

menuitem.png

menuitem.png

390 ms

spacer.gif

spacer.gif

405 ms

subitem.png

subitem.png

405 ms

blockheader.png

blockheader.png

410 ms

blockcontent_b.png

blockcontent_b.png

487 ms

blockcontent_t.png

blockcontent_t.png

504 ms

blockcontent.png

blockcontent.png

509 ms

button.png

button.png

479 ms

footer_b.png

footer_b.png

556 ms

footer.png

footer.png

573 ms

ga.js

ga.js

18 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

jkproduct.cz accessibility score

81

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

jkproduct.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

jkproduct.cz SEO score

92

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 Jkproduct.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 Jkproduct.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

jkproduct.cz

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