Tools & Wizards About Us

Report Summary

  • 63

    Performance

    Renders faster than
    77% 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

  • 75

    SEO

    Google-friendlier than
    32% of websites

sudoku-puzzles-online.com

Sudoku, 16x16 Hexadoku, Irregular Sudoku, 25x25 Alphadoku, Samurai. Puzzles to play, print and download online."

Page Load Speed

1.2 sec in total

First Response

193 ms

Resources Loaded

854 ms

Page Rendered

111 ms

About Website

Welcome to sudoku-puzzles-online.com homepage info - get ready to check Sudoku Puzzles Online best content for United States right away, or after learning these important things about sudoku-puzzles-online.com

Sudoku, 16x16 Hexadoku, Irregular Sudoku, 25x25 Alphadoku, Samurai. Puzzles to play, print and download online.

Visit sudoku-puzzles-online.com

Key Findings

We analyzed Sudoku-puzzles-online.com page load time and found that the first response time was 193 ms and then it took 965 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

sudoku-puzzles-online.com performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value1,380 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

sudoku-puzzles-online.com

193 ms

www.sudoku-puzzles-online.com

352 ms

js

61 ms

adsbygoogle.js

77 ms

sudoku-logo.jpg

136 ms

Our browser made a total of 6 requests to load all elements on the main page. We found that 50% of them (3 requests) were addressed to the original Sudoku-puzzles-online.com, 33% (2 requests) were made to Pagead2.googlesyndication.com and 17% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (352 ms) belongs to the original domain Sudoku-puzzles-online.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 14.5 kB (5%)

Content Size

271.3 kB

After Optimization

256.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Sudoku-puzzles-online.com main page is 271.3 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 240.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 14.4 kB

  • Original 19.4 kB
  • After minification 19.4 kB
  • After compression 5.0 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 14.4 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 11.1 kB
  • After minification 11.1 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. Sudoku Puzzles Online images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 67 B

  • Original 240.9 kB
  • After minification 240.9 kB
  • After compression 240.8 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.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images
  • JavaScript

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sudoku Puzzles Online. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

sudoku-puzzles-online.com 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-puzzles-online.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sudoku-puzzles-online.com SEO score

75

Search Engine Optimization Advices

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 Sudoku-puzzles-online.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 Sudoku-puzzles-online.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

Open Graph description is not detected on the main page of Sudoku Puzzles Online. 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: