Tools & Wizards About Us
igraj-sudoku.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

igraj-sudoku.com

..:: SUDOKU ::.. Play free popular online puzzle game

Page Load Speed

1.9 sec in total

First Response

319 ms

Resources Loaded

1.5 sec

Page Rendered

80 ms

igraj-sudoku.com screenshot

About Website

Welcome to igraj-sudoku.com homepage info - get ready to check Igraj SUDOKU best content right away, or after learning these important things about igraj-sudoku.com

Play Free Online Sudoku Puzzle Game. Play it whenever and wherever you want, without download. Enjoy in your Sudoku game!

Visit igraj-sudoku.com

Key Findings

We analyzed Igraj-sudoku.com page load time and found that the first response time was 319 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

igraj-sudoku.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value4.4 s

73/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.263

47/100

15%

TTI (Time to Interactive)

Value9.3 s

32/100

10%

Network Requests Diagram

igraj-sudoku.com

319 ms

igraj-sudoku.com

503 ms

css

53 ms

jquery-2.2.3.min.js

39 ms

jquery-ui.min.js

44 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 38% of them (10 requests) were addressed to the original Igraj-sudoku.com, 19% (5 requests) were made to Code.jquery.com and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (503 ms) belongs to the original domain Igraj-sudoku.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 117.0 kB (26%)

Content Size

446.2 kB

After Optimization

329.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Igraj-sudoku.com main page is 446.2 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. 55% of websites need less resources to load. Javascripts take 373.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 19.2 kB

  • Original 24.1 kB
  • After minification 23.3 kB
  • After compression 4.9 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 19.2 kB or 80% of the original size.

Image Optimization

-20%

Potential reduce by 6.0 kB

  • Original 30.1 kB
  • After minification 24.1 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. Obviously, Igraj SUDOKU needs image optimization as it can save up to 6.0 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-22%

Potential reduce by 83.1 kB

  • Original 373.6 kB
  • After minification 371.2 kB
  • After compression 290.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 83.1 kB or 22% of the original size.

CSS Optimization

-47%

Potential reduce by 8.7 kB

  • Original 18.4 kB
  • After minification 16.1 kB
  • After compression 9.7 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. Igraj-sudoku.com needs all CSS files to be minified and compressed as it can save up to 8.7 kB or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (50%)

Requests Now

22

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Igraj SUDOKU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

igraj-sudoku.com

igraj-sudoku.com

319 ms

igraj-sudoku.com

igraj-sudoku.com

503 ms

css

css

53 ms

jquery-2.2.3.min.js

jquery-2.2.3.min.js

39 ms

jquery-ui.min.js

jquery-ui.min.js

44 ms

sudoku.js

sudoku.js

101 ms

script.js

script.js

256 ms

jquery-ui.css

jquery-ui.css

44 ms

keys.css

keys.css

344 ms

style.css

style.css

296 ms

gpt.js

gpt.js

74 ms

adsbygoogle.js

adsbygoogle.js

76 ms

analytics.js

analytics.js

160 ms

btn_donate_SM.gif

btn_donate_SM.gif

97 ms

sudoku_logo.png

sudoku_logo.png

175 ms

uki_logo.png

uki_logo.png

336 ms

pubads_impl.js

pubads_impl.js

157 ms

ui-icons_777777_256x240.png

ui-icons_777777_256x240.png

73 ms

lang.png

lang.png

219 ms

facebook-logo.svg

facebook-logo.svg

219 ms

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

96 ms

ui-icons_444444_256x240.png

ui-icons_444444_256x240.png

18 ms

collect

collect

16 ms

pixel.gif

pixel.gif

171 ms

js

js

117 ms

container.html

container.html

28 ms

Accessibility Review

igraj-sudoku.com accessibility score

74

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 progressbar elements do not have accessible names.

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.

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

Form elements do not have associated labels

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

igraj-sudoku.com 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

igraj-sudoku.com SEO score

92

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Igraj-sudoku.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Igraj-sudoku.com 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

igraj-sudoku.com

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