Tools & Wizards About Us
zahradni-jezirko.cz screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

zahradni-jezirko.cz

Zahradní jezírka | DOLTAK

Page Load Speed

6.9 sec in total

First Response

590 ms

Resources Loaded

5.7 sec

Page Rendered

577 ms

zahradni-jezirko.cz screenshot

About Website

Click here to check amazing Zahradni Jezirko content. Otherwise, check out these important facts you probably never knew about zahradni-jezirko.cz

Vše co potřebujete k zahradnímu jezírku od A po Z. Najdete u nás značky renomovaných výrobců, jako jsou například OASE, PONTEC, HAILEA UBBINK a další

Visit zahradni-jezirko.cz

Key Findings

We analyzed Zahradni-jezirko.cz page load time and found that the first response time was 590 ms and then it took 6.3 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

zahradni-jezirko.cz performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.111

87/100

15%

TTI (Time to Interactive)

Value6.5 s

58/100

10%

Network Requests Diagram

zahradni-jezirko.cz

590 ms

zahradni-jezirko.cz

398 ms

1451 ms

jquery.min.js

24 ms

js

324 ms

Our browser made a total of 181 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Zahradni-jezirko.cz, 93% (169 requests) were made to Doltak.cz and 2% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Doltak.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 289.9 kB (12%)

Content Size

2.3 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zahradni-jezirko.cz main page is 2.3 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. 60% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 222.4 kB

  • Original 266.2 kB
  • After minification 263.2 kB
  • After compression 43.8 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 222.4 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 56.7 kB

  • Original 1.9 MB
  • After minification 1.8 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. Zahradni Jezirko images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 3.5 kB

  • Original 106.0 kB
  • After minification 106.0 kB
  • After compression 102.5 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

-10%

Potential reduce by 7.3 kB

  • Original 70.7 kB
  • After minification 70.3 kB
  • After compression 63.4 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. Zahradni-jezirko.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 45 (26%)

Requests Now

172

After Optimization

127

  • Images
  • JavaScript
  • CSS

The browser has sent 172 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zahradni Jezirko. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zahradni-jezirko.cz

zahradni-jezirko.cz

590 ms

zahradni-jezirko.cz

zahradni-jezirko.cz

398 ms

1451 ms

jquery.min.js

jquery.min.js

24 ms

js

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324 ms

swiper-bundle.min.css

swiper-bundle.min.css

36 ms

availabilitywatchdog.css

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413 ms

bootstrap-v2.css

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525 ms

custom.css

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446 ms

easyautocomplete.css

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441 ms

filterpricenavbar-v5.css

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443 ms

hovermenu-v0.css

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444 ms

lightgallery-bundle.min.css

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514 ms

nivoslider.css

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547 ms

nivosliderdefault.css

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549 ms

owl.carousel.css

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550 ms

sidebar.css

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549 ms

slick.css

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614 ms

xcustomDOLTAK.css

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627 ms

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31 ms

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23 ms

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343 ms

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345 ms

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451 ms

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453 ms

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565 ms

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598 ms

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545 ms

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542 ms

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544 ms

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546 ms

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642 ms

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644 ms

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640 ms

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639 ms

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651 ms

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652 ms

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727 ms

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651 ms

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650 ms

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655 ms

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656 ms

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672 ms

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719 ms

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741 ms

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699 ms

0_Osaga_OHE_10000_Variomatix_cerpadlo_se_regulaci_vykonu.jpg

0_Osaga_OHE_10000_Variomatix_cerpadlo_se_regulaci_vykonu.jpg

659 ms

1_Kata_pond_100_g_pripravek_proti_vlaknitym_rasam_vodni_chemie-min.jpg

1_Kata_pond_100_g_pripravek_proti_vlaknitym_rasam_vodni_chemie-min.jpg

661 ms

1_Ubbink_Ocean2_plastove_jezirko_ocean2_2000l.jpg

1_Ubbink_Ocean2_plastove_jezirko_ocean2_2000l.jpg

665 ms

1_oase_proficlear_premium_compact_L_gravity_EGC_bubnovy_filtr_gravitacni_zapojeni_bubnove_filtry_gravitacni_zapojeni-min.jpg

1_oase_proficlear_premium_compact_L_gravity_EGC_bubnovy_filtr_gravitacni_zapojeni_bubnove_filtry_gravitacni_zapojeni-min.jpg

625 ms

2_Spiralova_hadice_38mm_pvc_hadice.jpg

2_Spiralova_hadice_38mm_pvc_hadice.jpg

646 ms

1_Tlakovy_filtr_Jebao_CBF_15000_s_UVC_24W_SET.jpg

1_Tlakovy_filtr_Jebao_CBF_15000_s_UVC_24W_SET.jpg

649 ms

1_Hunter.jpg

1_Hunter.jpg

647 ms

2_Ubbink.jpg

2_Ubbink.jpg

650 ms

3_Pontec.jpg

3_Pontec.jpg

616 ms

4_Rainbird.jpg

4_Rainbird.jpg

624 ms

5_OASE.jpg

5_OASE.jpg

645 ms

6_HAILEA.jpg

6_HAILEA.jpg

647 ms

7_Rain.jpg

7_Rain.jpg

648 ms

8_Bradas.jpg

8_Bradas.jpg

652 ms

9_ICL.jpg

9_ICL.jpg

613 ms

10_Toro.jpg

10_Toro.jpg

623 ms

doprava2.svg

doprava2.svg

644 ms

expedice1.svg

expedice1.svg

647 ms

prodejna.svg

prodejna.svg

648 ms

poradenstvi.svg

poradenstvi.svg

655 ms

fb.svg

fb.svg

626 ms

yt.svg

yt.svg

623 ms

instagram.svg

instagram.svg

643 ms

sipka_dolu.svg

sipka_dolu.svg

647 ms

payments.svg

payments.svg

646 ms

butt-delete.gif

butt-delete.gif

635 ms

newsletter_background_image.jpg

newsletter_background_image.jpg

743 ms

Accessibility Review

zahradni-jezirko.cz accessibility score

60

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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.

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

zahradni-jezirko.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

zahradni-jezirko.cz SEO score

85

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

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 Zahradni-jezirko.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 Zahradni-jezirko.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

zahradni-jezirko.cz

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