Tools & Wizards About Us
altermanchess.net screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

altermanchess.net

ChessMatec: Chess for Kids - Learn & Play

Page Load Speed

9.4 sec in total

First Response

2.9 sec

Resources Loaded

3.9 sec

Page Rendered

2.6 sec

altermanchess.net screenshot

About Website

Welcome to altermanchess.net homepage info - get ready to check Alterman Chess best content right away, or after learning these important things about altermanchess.net

Learn and play chess with ChessMatec's fun educational game, from basics of chess to advanced tactics, and even mate in 3 moves!

Visit altermanchess.net

Key Findings

We analyzed Altermanchess.net page load time and found that the first response time was 2.9 sec and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

altermanchess.net performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value3,220 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value25.7 s

0/100

10%

Network Requests Diagram

www.chessmatec.com

2883 ms

bt

43 ms

minified.js

84 ms

fetch.umd.js

220 ms

bolt-custom-elements.min.js

230 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Altermanchess.net, 29% (23 requests) were made to Static.parastorage.com and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Chessmatec.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 715.7 kB (79%)

Content Size

902.9 kB

After Optimization

187.2 kB

  • HTML
  • JavaScript

In fact, the total size of Altermanchess.net main page is 902.9 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 811.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 681.0 kB

  • Original 811.0 kB
  • After minification 808.9 kB
  • After compression 130.0 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 681.0 kB or 84% of the original size.

JavaScript Optimization

-38%

Potential reduce by 34.7 kB

  • Original 91.9 kB
  • After minification 70.1 kB
  • After compression 57.2 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 34.7 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (10%)

Requests Now

68

After Optimization

61

  • AJAX
  • Images
  • JavaScript

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alterman Chess. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.chessmatec.com

www.chessmatec.com

2883 ms

bt

bt

43 ms

minified.js

minified.js

84 ms

fetch.umd.js

fetch.umd.js

220 ms

bolt-custom-elements.min.js

bolt-custom-elements.min.js

230 ms

requirejs.min.js

requirejs.min.js

230 ms

bolt-performance

bolt-performance

53 ms

dynamicmodel

dynamicmodel

48 ms

wixcode-worker.js

wixcode-worker.js

357 ms

wix-perf-measure.bundle.min.js

wix-perf-measure.bundle.min.js

345 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

344 ms

icon_blog.png

icon_blog.png

687 ms

icon_facebook.png

icon_facebook.png

358 ms

icon_twitter.png

icon_twitter.png

579 ms

icon_youtube.png

icon_youtube.png

354 ms

icon_instagram.png

icon_instagram.png

360 ms

icon_MyAccount_noText.png

icon_MyAccount_noText.png

482 ms

icon_teachers1.png

icon_teachers1.png

401 ms

Logo-1a.png

Logo-1a.png

403 ms

3286d1_17825490561c4cb194560b5f5771fcfe~mv2.png

3286d1_17825490561c4cb194560b5f5771fcfe~mv2.png

371 ms

BG_Fide%20mobile.png

BG_Fide%20mobile.png

483 ms

chessmatec_logo-2.png

chessmatec_logo-2.png

479 ms

logo_FIDE1.png

logo_FIDE1.png

483 ms

pawn%20with%20trophy.png

pawn%20with%20trophy.png

635 ms

bt%20AppStore1.png

bt%20AppStore1.png

491 ms

bt%20GooglePlay1.png

bt%20GooglePlay1.png

576 ms

resource%20chess%20rules-1.png

resource%20chess%20rules-1.png

493 ms

resource%20chess%20app.png

resource%20chess%20app.png

492 ms

resource%20chess%20worksheet.png

resource%20chess%20worksheet.png

493 ms

resource%20curriculum%20for%20teachers.png

resource%20curriculum%20for%20teachers.png

494 ms

resource%20chess%20videos.png

resource%20chess%20videos.png

572 ms

resource%20more.png

resource%20more.png

571 ms

3286d1_6d8834442c5441ad9cbca650d24b2c56~mv2.png

3286d1_6d8834442c5441ad9cbca650d24b2c56~mv2.png

572 ms

Lv-basicAdvanced-1.png

Lv-basicAdvanced-1.png

579 ms

levels-redStarContainer.png

levels-redStarContainer.png

575 ms

Lv-tactic.png

Lv-tactic.png

576 ms

Lv-mate.png

Lv-mate.png

578 ms

king.png

king.png

742 ms

f1%20safe%20for%20kids.png

f1%20safe%20for%20kids.png

576 ms

f4%20progress.png

f4%20progress.png

574 ms

f2%20fun%20interactive.png

f2%20fun%20interactive.png

578 ms

f5%20login%20device.png

f5%20login%20device.png

576 ms

f3%20language.png

f3%20language.png

578 ms

f6%20pieces%20set.png

f6%20pieces%20set.png

577 ms

Queen_teaching_chess.png

Queen_teaching_chess.png

581 ms

rope.png

rope.png

584 ms

container_priceGreen.png

container_priceGreen.png

582 ms

USA.svg

USA.svg

248 ms

DEU.svg

DEU.svg

253 ms

ESP.svg

ESP.svg

255 ms

FRA.svg

FRA.svg

317 ms

ITA.svg

ITA.svg

346 ms

NLD.svg

NLD.svg

318 ms

POL.svg

POL.svg

340 ms

BRA.svg

BRA.svg

322 ms

RUS.svg

RUS.svg

335 ms

TUR.svg

TUR.svg

353 ms

liftedshadow_medium.png

liftedshadow_medium.png

347 ms

lodash.min.js

lodash.min.js

166 ms

bt

bt

51 ms

opensans-regular-webfont.woff

opensans-regular-webfont.woff

187 ms

opensans-bold-webfont.woff

opensans-bold-webfont.woff

155 ms

61bd362e-7162-46bd-b67e-28f366c4afbe.woff

61bd362e-7162-46bd-b67e-28f366c4afbe.woff

185 ms

almoni-dl-aaa-300.woff

almoni-dl-aaa-300.woff

187 ms

almoni-dl-aaa-400.woff

almoni-dl-aaa-400.woff

262 ms

VuJ2dNDF2Yv9qppOePKYRP12Zjte.woff

VuJ2dNDF2Yv9qppOePKYRP12Zjte.woff

278 ms

VuJpdNDF2Yv9qppOePKYRP1-3R5NuGvW.woff

VuJpdNDF2Yv9qppOePKYRP1-3R5NuGvW.woff

358 ms

VuJodNDF2Yv9qppOePKYRP12Ywtan0g.woff

VuJodNDF2Yv9qppOePKYRP12Ywtan0g.woff

363 ms

VuJrdNDF2Yv9qppOePKYRP12YwPhulvShDM.woff

VuJrdNDF2Yv9qppOePKYRP12YwPhulvShDM.woff

363 ms

file.woff

file.woff

331 ms

container_priceOrange.png

container_priceOrange.png

235 ms

ribbon_discount1.png

ribbon_discount1.png

234 ms

rookWithPresent.png

rookWithPresent.png

232 ms

3286d1_47ed17eabc6944778ca53c0bdcbf4aa5~mv2.png

3286d1_47ed17eabc6944778ca53c0bdcbf4aa5~mv2.png

230 ms

pawn.png

pawn.png

228 ms

3286d1_af6128727671461384ae39ae83165fe9~mv2.png

3286d1_af6128727671461384ae39ae83165fe9~mv2.png

266 ms

icon_blog.png

icon_blog.png

152 ms

icon_facebook.png

icon_facebook.png

150 ms

icon_instagram.png

icon_instagram.png

150 ms

Accessibility Review

altermanchess.net accessibility score

88

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

altermanchess.net 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

altermanchess.net SEO score

93

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Altermanchess.net 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 Altermanchess.net 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

altermanchess.net

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