Tools & Wizards About Us
jaktak.cz screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

jaktak.cz

Rady, návody a postupy | jaktak.cz

Page Load Speed

4 sec in total

First Response

309 ms

Resources Loaded

2.8 sec

Page Rendered

845 ms

jaktak.cz screenshot

About Website

Visit jaktak.cz now to see the best up-to-date Jaktak content for Czech Republic and also check out these interesting facts you probably never knew about jaktak.cz

Průvodce světem otázek jak na to. Odpovědi krok za krokem, rady, návody a postupy k řešení běžných i méně běžných životních situaci a úkolů.

Visit jaktak.cz

Key Findings

We analyzed Jaktak.cz page load time and found that the first response time was 309 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

jaktak.cz performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value12.6 s

3/100

10%

TBT (Total Blocking Time)

Value4,020 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.195

63/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

Network Requests Diagram

jaktak.cz

309 ms

www.jaktak.cz

208 ms

www.jaktak.cz

518 ms

api.js

62 ms

css_Cr1qY76Bu4kGzPgADRtYSRTWZ0NvJ50DphSUFHo_ycI.css

266 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 72% of them (82 requests) were addressed to the original Jaktak.cz, 5% (6 requests) were made to Google.com and 5% (6 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (989 ms) belongs to the original domain Jaktak.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 142.9 kB (8%)

Content Size

1.9 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jaktak.cz main page is 1.9 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. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 93.4 kB

  • Original 118.4 kB
  • After minification 117.7 kB
  • After compression 25.0 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 93.4 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 36.3 kB

  • Original 691.9 kB
  • After minification 655.5 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. Jaktak images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 12.9 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 1.0 MB

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

-1%

Potential reduce by 221 B

  • Original 28.1 kB
  • After minification 28.1 kB
  • After compression 27.8 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. Jaktak.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 56 (53%)

Requests Now

105

After Optimization

49

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jaktak. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 52 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jaktak.cz

jaktak.cz

309 ms

www.jaktak.cz

www.jaktak.cz

208 ms

www.jaktak.cz

www.jaktak.cz

518 ms

api.js

api.js

62 ms

css_Cr1qY76Bu4kGzPgADRtYSRTWZ0NvJ50DphSUFHo_ycI.css

css_Cr1qY76Bu4kGzPgADRtYSRTWZ0NvJ50DphSUFHo_ycI.css

266 ms

css_ruTplsrj9K0jyeox_C-3kLGl8lNYTy2pPyLy8qwQi5A.css

css_ruTplsrj9K0jyeox_C-3kLGl8lNYTy2pPyLy8qwQi5A.css

296 ms

css2

css2

55 ms

css_kP88-0Y_jNUI2pCsRBf1TcSZn0sLaNxmHRlJyWZ2DPE.css

css_kP88-0Y_jNUI2pCsRBf1TcSZn0sLaNxmHRlJyWZ2DPE.css

467 ms

all.min.js

all.min.js

985 ms

v4-shims.min.js

v4-shims.min.js

368 ms

adsbygoogle.js

adsbygoogle.js

196 ms

js

js

73 ms

js

js

116 ms

js

js

263 ms

recaptcha__cs.js

recaptcha__cs.js

67 ms

jquery.min.js

jquery.min.js

493 ms

element.matches.js

element.matches.js

269 ms

object.assign.js

object.assign.js

288 ms

nodelist.foreach.js

nodelist.foreach.js

362 ms

css.escape.js

css.escape.js

362 ms

es6-promise.auto.min.js

es6-promise.auto.min.js

492 ms

once.min.js

once.min.js

586 ms

jquery.once.min.js

jquery.once.min.js

588 ms

drupalSettingsLoader.js

drupalSettingsLoader.js

586 ms

cs_8tohmf3BRiGAERMUw7hwldDFCDs_6x0wK-Tg8liVfZo.js

cs_8tohmf3BRiGAERMUw7hwldDFCDs_6x0wK-Tg8liVfZo.js

586 ms

drupal.js

drupal.js

588 ms

drupal.init.js

drupal.init.js

656 ms

index.umd.min.js

index.umd.min.js

658 ms

jquery.once.bc.js

jquery.once.bc.js

656 ms

simple_popup_blocks.js

simple_popup_blocks.js

656 ms

bootstrap.min.js

bootstrap.min.js

167 ms

jquery.sticky-kit.min.js

jquery.sticky-kit.min.js

657 ms

scripts.js

scripts.js

815 ms

extlink.js

extlink.js

813 ms

jquery.form.min.js

jquery.form.min.js

813 ms

progress.js

progress.js

813 ms

loadjs.min.js

loadjs.min.js

811 ms

ajax.js

ajax.js

882 ms

base.js

base.js

886 ms

ajax_view.js

ajax_view.js

881 ms

statistics.js

statistics.js

880 ms

debounce.js

debounce.js

884 ms

infinite-scroll.js

infinite-scroll.js

974 ms

form.js

form.js

975 ms

webform.behaviors.js

webform.behaviors.js

976 ms

states.js

states.js

977 ms

webform.states.js

webform.states.js

978 ms

show_ads_impl.js

show_ads_impl.js

337 ms

webform.form.js

webform.form.js

821 ms

webform.element.details.save.js

webform.element.details.save.js

885 ms

announce.js

announce.js

810 ms

webform.element.details.toggle.js

webform.element.details.toggle.js

808 ms

webform.element.message.js

webform.element.message.js

791 ms

258 ms

js

js

192 ms

js

js

191 ms

logo.svg

logo.svg

656 ms

Jak%20pe%CC%8Cstovat%20c%CC%8Cernookou%20Zuzanu.jpg

Jak%20pe%CC%8Cstovat%20c%CC%8Cernookou%20Zuzanu.jpg

658 ms

cake-1374063_960_720.jpg

cake-1374063_960_720.jpg

774 ms

butterfly-6365130_1920.jpg

butterfly-6365130_1920.jpg

692 ms

Jak%20odstranit%20zaschle%CC%81%20sekundove%CC%81%20lepidlo%20z%20ku%CC%8Az%CC%8Ce.jpg

Jak%20odstranit%20zaschle%CC%81%20sekundove%CC%81%20lepidlo%20z%20ku%CC%8Az%CC%8Ce.jpg

690 ms

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p1120561.jpg

597 ms

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872 ms

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596 ms

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679 ms

jak_vyrobit_a_vyuzit_koprivovou_mast.jpg

jak_vyrobit_a_vyuzit_koprivovou_mast.jpg

677 ms

jak_upect_housky_z_ovesnych_vlocek.jpg

jak_upect_housky_z_ovesnych_vlocek.jpg

611 ms

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drone-1112754_1280.jpg

613 ms

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703 ms

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lonexmsi.png

989 ms

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158 ms

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171 ms

KFOkCnqEu92Fr1Mu52xP.ttf

KFOkCnqEu92Fr1Mu52xP.ttf

179 ms

yacht-802319_1280.jpg

yacht-802319_1280.jpg

684 ms

49 ms

zrt_lookup.html

zrt_lookup.html

45 ms

ads

ads

47 ms

casino.jpg

casino.jpg

549 ms

interi%C3%A9rov%C3%A9%20rostliny.jpg

interi%C3%A9rov%C3%A9%20rostliny.jpg

552 ms

samomas%C3%A1%C5%BE.jpg

samomas%C3%A1%C5%BE.jpg

643 ms

retargeting.js

retargeting.js

690 ms

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K3oLu3Qo6es.jpg

640 ms

play.svg

play.svg

640 ms

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582 ms

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773 ms

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771 ms

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771 ms

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767 ms

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768 ms

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698 ms

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696 ms

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695 ms

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695 ms

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693 ms

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692 ms

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693 ms

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696 ms

analytics.js

analytics.js

5 ms

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bramborovy-salat-kluci-v-akci-recept.jpg

692 ms

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692 ms

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692 ms

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d_35.JPG

691 ms

collect

collect

15 ms

collect

collect

14 ms

js

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43 ms

ga-audiences

ga-audiences

14 ms

fallback

fallback

39 ms

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fallback

57 ms

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fallback

57 ms

fallback__ltr.css

fallback__ltr.css

4 ms

css

css

16 ms

logo_48.png

logo_48.png

6 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

5 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

5 ms

Accessibility Review

jaktak.cz accessibility score

91

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

Buttons do not have an accessible name

High

Links do not have a discernible name

Best Practices

jaktak.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

jaktak.cz SEO score

99

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

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 Jaktak.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 Jaktak.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

jaktak.cz

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