Report Summary

  • 77

    Performance

    Renders faster than
    84% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

sudoku.1001hry.cz

Sudoku Hry, zahrajte si je zdarma on-line na 1001Hry.

Page Load Speed

1.8 sec in total

First Response

294 ms

Resources Loaded

1.4 sec

Page Rendered

193 ms

sudoku.1001hry.cz screenshot

About Website

Click here to check amazing Sudoku 1001Hry content for Czech Republic. Otherwise, check out these important facts you probably never knew about sudoku.1001hry.cz

Hrajte zdarma Sudoku Hry na 1001Hry. Nabízíme největší sbírku Sudoku Hry zdarma pro celou rodinu. Bavte se!

Visit sudoku.1001hry.cz

Key Findings

We analyzed Sudoku.1001hry.cz page load time and found that the first response time was 294 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

sudoku.1001hry.cz performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value2.7 s

96/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

sudoku.1001hry.cz

294 ms

styles.min.css

332 ms

js.min.js

502 ms

gpt.js

5 ms

css

41 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Sudoku.1001hry.cz, 35% (19 requests) were made to Tth.admeen.org and 18% (10 requests) were made to Cdn.1001hry.cz. The less responsive or slowest element that took the longest time to load (502 ms) relates to the external source Cdn.1001hry.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (63%)

Content Size

1.9 MB

After Optimization

700.0 kB

In fact, the total size of Sudoku.1001hry.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. 55% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 90.2 kB

  • Original 121.4 kB
  • After minification 119.9 kB
  • After compression 31.3 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 90.2 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 7.2 kB

  • Original 295.5 kB
  • After minification 288.3 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. Sudoku 1001Hry images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 689.6 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 313.6 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 689.6 kB or 69% of the original size.

CSS Optimization

-86%

Potential reduce by 395.0 kB

  • Original 461.9 kB
  • After minification 461.8 kB
  • After compression 66.8 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. Sudoku.1001hry.cz needs all CSS files to be minified and compressed as it can save up to 395.0 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (33%)

Requests Now

51

After Optimization

34

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sudoku 1001Hry. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

sudoku.1001hry.cz accessibility score

96

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.

Best Practices

sudoku.1001hry.cz best practices score

75

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

SEO Factors

sudoku.1001hry.cz SEO score

100

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

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 Sudoku.1001hry.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 Sudoku.1001hry.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

Open Graph data is detected on the main page of Sudoku 1001Hry. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: