Tools & Wizards About Us
livesudoku.com screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

livesudoku.com

Sudoku | Free Sudoku Online in your Web Sudoku Kingdom

Page Load Speed

1.5 sec in total

First Response

84 ms

Resources Loaded

1.2 sec

Page Rendered

191 ms

livesudoku.com screenshot

About Website

Welcome to livesudoku.com homepage info - get ready to check Live Sudoku best content for Spain right away, or after learning these important things about livesudoku.com

Free Sudoku for everyone. Play our web Sudoku for best eye comfort and features to enjoy Sudoku 247! Enter your Sudoku kingdom to play at the level of your choice: easy Sudoku, medium Sudoku, hard Sud...

Visit livesudoku.com

Key Findings

We analyzed Livesudoku.com page load time and found that the first response time was 84 ms and then it took 1.4 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

livesudoku.com performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

livesudoku.com

84 ms

www.livesudoku.com

145 ms

cssltr.css

42 ms

livesudoku-9.css

43 ms

langen-4.js

44 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 59% of them (34 requests) were addressed to the original Livesudoku.com, 9% (5 requests) were made to Pagead2.googlesyndication.com and 7% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (556 ms) relates to the external source Static.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 432.1 kB (52%)

Content Size

829.1 kB

After Optimization

397.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Livesudoku.com main page is 829.1 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. 50% of websites need less resources to load. Javascripts take 590.5 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 51.2 kB

  • Original 69.8 kB
  • After minification 69.8 kB
  • After compression 18.7 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 51.2 kB or 73% of the original size.

Image Optimization

-8%

Potential reduce by 12.6 kB

  • Original 153.2 kB
  • After minification 140.7 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. Live Sudoku images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 355.5 kB

  • Original 590.5 kB
  • After minification 589.6 kB
  • After compression 235.1 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 355.5 kB or 60% of the original size.

CSS Optimization

-83%

Potential reduce by 12.9 kB

  • Original 15.5 kB
  • After minification 13.8 kB
  • After compression 2.6 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. Livesudoku.com needs all CSS files to be minified and compressed as it can save up to 12.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (45%)

Requests Now

56

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Live 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 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

livesudoku.com

livesudoku.com

84 ms

www.livesudoku.com

www.livesudoku.com

145 ms

cssltr.css

cssltr.css

42 ms

livesudoku-9.css

livesudoku-9.css

43 ms

langen-4.js

langen-4.js

44 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

79 ms

sudokutools-1-91.js

sudokutools-1-91.js

45 ms

gametools-1-85.js

gametools-1-85.js

47 ms

oauthpopup.js

oauthpopup.js

58 ms

show_ads.js

show_ads.js

5 ms

addthis_widget.js

addthis_widget.js

13 ms

emb.js

emb.js

352 ms

ga.js

ga.js

86 ms

tweet_button.html

tweet_button.html

209 ms

ca-pub-1609789099200669.js

ca-pub-1609789099200669.js

151 ms

zrt_lookup.html

zrt_lookup.html

160 ms

show_ads_impl.js

show_ads_impl.js

88 ms

300lo.json

300lo.json

98 ms

headerbackground.jpg

headerbackground.jpg

92 ms

logo.png

logo.png

92 ms

singleboxtop.png

singleboxtop.png

93 ms

singleboxmiddle.png

singleboxmiddle.png

92 ms

singleicon.png

singleicon.png

92 ms

singlesudoku.png

singlesudoku.png

91 ms

singleboxbutton.png

singleboxbutton.png

115 ms

singleboxbottom.png

singleboxbottom.png

116 ms

multiboxtop.png

multiboxtop.png

116 ms

multiboxmiddle.png

multiboxmiddle.png

115 ms

multiicon.png

multiicon.png

116 ms

multisudoku.png

multisudoku.png

115 ms

multiboxbottom.png

multiboxbottom.png

137 ms

multiboxbutton.png

multiboxbutton.png

135 ms

learnloginbox.png

learnloginbox.png

136 ms

learnicon.png

learnicon.png

137 ms

singleboxbuttonwide.png

singleboxbuttonwide.png

138 ms

indexlogbutton.png

indexlogbutton.png

139 ms

facebooklogin.png

facebooklogin.png

151 ms

adbox728.jpg

adbox728.jpg

161 ms

statstitle480.jpg

statstitle480.jpg

160 ms

statsicon.png

statsicon.png

161 ms

statsplay.png

statsplay.png

160 ms

footer.jpg

footer.jpg

162 ms

flags.jpg

flags.jpg

175 ms

sh.7c7179124ea24ac6ba46caac.html

sh.7c7179124ea24ac6ba46caac.html

78 ms

__utm.gif

__utm.gif

95 ms

ads

ads

204 ms

like.php

like.php

149 ms

osd.js

osd.js

13 ms

jot

jot

85 ms

vpc6VNjRPXV.js

vpc6VNjRPXV.js

492 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

556 ms

13215793245938874792

13215793245938874792

68 ms

abg.js

abg.js

42 ms

m_js_controller.js

m_js_controller.js

40 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

63 ms

s

s

19 ms

x_button_blue2.png

x_button_blue2.png

3 ms

MdyApZkAHG2-UELdOwjNjjFZXSz-CGj4o1JtDR7aGgs.js

MdyApZkAHG2-UELdOwjNjjFZXSz-CGj4o1JtDR7aGgs.js

3 ms

Accessibility Review

livesudoku.com accessibility score

61

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

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

livesudoku.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

livesudoku.com SEO score

82

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Livesudoku.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Livesudoku.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

livesudoku.com

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