Tools & Wizards About Us
topobrazy.cz screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    64% of other websites

  • 47

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 74

    SEO

    Google-friendlier than
    32% of websites

topobrazy.cz

Moderní obrazy na plátně - TopObrazy.cz

Page Load Speed

4 sec in total

First Response

359 ms

Resources Loaded

3.2 sec

Page Rendered

416 ms

topobrazy.cz screenshot

About Website

Welcome to topobrazy.cz homepage info - get ready to check Top Obrazy best content for Czech Republic right away, or after learning these important things about topobrazy.cz

Máme nejširší nabídku vícedílných moderních obrazů na zeď tisknutých na plátně, ale i na skle v České republice.

Visit topobrazy.cz

Key Findings

We analyzed Topobrazy.cz page load time and found that the first response time was 359 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

topobrazy.cz performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value4.4 s

73/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.469

18/100

15%

TTI (Time to Interactive)

Value11.4 s

19/100

10%

Network Requests Diagram

topobrazy.cz

359 ms

www.topobrazy.cz

1256 ms

lib-min.css

210 ms

less-min.css

322 ms

normalize.css

108 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that 45% of them (54 requests) were addressed to the original Topobrazy.cz, 20% (24 requests) were made to Lvcontent.net and 13% (15 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Topobrazy.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 505.9 kB (41%)

Content Size

1.2 MB

After Optimization

724.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Topobrazy.cz main page is 1.2 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 548.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 52.9 kB

  • Original 68.1 kB
  • After minification 61.0 kB
  • After compression 15.2 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 52.9 kB or 78% of the original size.

Image Optimization

-5%

Potential reduce by 28.4 kB

  • Original 548.8 kB
  • After minification 520.4 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. Top Obrazy images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 370.5 kB

  • Original 544.9 kB
  • After minification 540.8 kB
  • After compression 174.3 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 370.5 kB or 68% of the original size.

CSS Optimization

-79%

Potential reduce by 54.2 kB

  • Original 68.4 kB
  • After minification 67.2 kB
  • After compression 14.2 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. Topobrazy.cz needs all CSS files to be minified and compressed as it can save up to 54.2 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (28%)

Requests Now

105

After Optimization

76

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Top Obrazy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

topobrazy.cz

topobrazy.cz

359 ms

www.topobrazy.cz

www.topobrazy.cz

1256 ms

lib-min.css

lib-min.css

210 ms

less-min.css

less-min.css

322 ms

normalize.css

normalize.css

108 ms

lightbox.css

lightbox.css

103 ms

loader.js

loader.js

736 ms

fbevents.js

fbevents.js

55 ms

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273 ms

close.png

close.png

212 ms

loading.gif

loading.gif

205 ms

prev.png

prev.png

303 ms

next.png

next.png

318 ms

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214 ms

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306 ms

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318 ms

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319 ms

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338 ms

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403 ms

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404 ms

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422 ms

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422 ms

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424 ms

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443 ms

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520 ms

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521 ms

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532 ms

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532 ms

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532 ms

dim9030.jpg

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552 ms

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601 ms

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603 ms

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630 ms

dim12040.jpg

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631 ms

dim15050.jpg

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633 ms

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654 ms

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701 ms

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701 ms

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734 ms

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735 ms

dim16040.jpg

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737 ms

dim16080.jpg

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766 ms

dim11060.jpg

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806 ms

dim12570.jpg

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786 ms

112 ms

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239 ms

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322 ms

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242 ms

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240 ms

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345 ms

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285 ms

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408 ms

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407 ms

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559 ms

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379 ms

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481 ms

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494 ms

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450 ms

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484 ms

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498 ms

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610 ms

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633 ms

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580 ms

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578 ms

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585 ms

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910 ms

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675 ms

F003004F150805PCS.jpg

F003004F150805PCS.jpg

667 ms

OpenSans-Regular-webfont.woff

OpenSans-Regular-webfont.woff

645 ms

OpenSans-Bold-webfont.woff

OpenSans-Bold-webfont.woff

642 ms

OpenSans-Semibold-webfont.woff

OpenSans-Semibold-webfont.woff

750 ms

retargeting.js

retargeting.js

226 ms

OpenSans-Light-webfont.woff

OpenSans-Light-webfont.woff

706 ms

js-concat.js

js-concat.js

1009 ms

dim12590.jpg

dim12590.jpg

639 ms

dim150105.jpg

dim150105.jpg

642 ms

dim150805pcs.jpg

dim150805pcs.jpg

644 ms

dim210100.jpg

dim210100.jpg

670 ms

analytics.js

analytics.js

7 ms

retargeting

retargeting

115 ms

sdk.js

sdk.js

24 ms

collect

collect

51 ms

54 ms

xd_arbiter.php

xd_arbiter.php

28 ms

xd_arbiter.php

xd_arbiter.php

36 ms

smartchat-2.1.1.min.css

smartchat-2.1.1.min.css

88 ms

smartchat-2.1.1.min.js

smartchat-2.1.1.min.js

159 ms

bootstrap.php

bootstrap.php

244 ms

info

info

506 ms

prev.png

prev.png

217 ms

next.png

next.png

217 ms

loading.gif

loading.gif

216 ms

close.png

close.png

219 ms

like_box.php

like_box.php

139 ms

kyEKgjk51ZE.css

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46 ms

xgj7bXhJNEH.css

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48 ms

q68gy-v_YMF.js

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51 ms

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75 ms

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50 ms

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73 ms

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55 ms

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46 ms

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132 ms

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50 ms

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23 ms

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86 ms

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39 ms

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99 ms

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44 ms

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142 ms

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112 ms

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5 ms

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8 ms

Accessibility Review

topobrazy.cz accessibility score

47

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

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

topobrazy.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

topobrazy.cz SEO score

74

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

High

robots.txt is not valid

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Topobrazy.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Topobrazy.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

topobrazy.cz

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