Tools & Wizards About Us
w3htmlschool.com screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

w3htmlschool.com

w3htmlschool - Learn HTML ,PHP and MYSQL

Page Load Speed

4 sec in total

First Response

547 ms

Resources Loaded

2.1 sec

Page Rendered

1.4 sec

w3htmlschool.com screenshot

About Website

Visit w3htmlschool.com now to see the best up-to-date W3 HTML School content for India and also check out these interesting facts you probably never knew about w3htmlschool.com

Learn HTML ,PHP and MYSQL

Visit w3htmlschool.com

Key Findings

We analyzed W3htmlschool.com page load time and found that the first response time was 547 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

w3htmlschool.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value2,260 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.521

15/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

Network Requests Diagram

w3htmlschool.com

547 ms

autoptimize_41a1dccd170281732f7ba1fefc374c5c.css

120 ms

js

15 ms

css

29 ms

frontend-gtag.min.js

112 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 21% of them (13 requests) were addressed to the original W3htmlschool.com, 16% (10 requests) were made to Pagead2.googlesyndication.com and 15% (9 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (647 ms) relates to the external source Googleads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 188.3 kB (12%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of W3htmlschool.com main page is 1.6 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. 60% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 68.1 kB

  • Original 86.9 kB
  • After minification 84.5 kB
  • After compression 18.8 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 68.1 kB or 78% of the original size.

Image Optimization

-25%

Potential reduce by 90.8 kB

  • Original 357.9 kB
  • After minification 267.1 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, W3 HTML School needs image optimization as it can save up to 90.8 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 27.4 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 1.0 MB

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.

CSS Optimization

-3%

Potential reduce by 1.9 kB

  • Original 72.6 kB
  • After minification 72.6 kB
  • After compression 70.7 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. W3htmlschool.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 34 (69%)

Requests Now

49

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of W3 HTML School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

w3htmlschool.com

w3htmlschool.com

547 ms

autoptimize_41a1dccd170281732f7ba1fefc374c5c.css

autoptimize_41a1dccd170281732f7ba1fefc374c5c.css

120 ms

js

js

15 ms

css

css

29 ms

frontend-gtag.min.js

frontend-gtag.min.js

112 ms

jquery.min.js

jquery.min.js

140 ms

jquery-migrate.min.js

jquery-migrate.min.js

111 ms

js

js

89 ms

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3 ms

adsbygoogle.js

adsbygoogle.js

57 ms

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2 ms

lazysizes.min.js

lazysizes.min.js

112 ms

autoptimize_single_770c1fb6eceebc1104fc4058baad7b5f.js

autoptimize_single_770c1fb6eceebc1104fc4058baad7b5f.js

423 ms

javascript;base64,CnZhciB1c2VyZmVlZGJhY2tfYWRkb25zX2Zyb250ZW5kID0gW107Cg==

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2 ms

autoptimize_single_be85c004c912186ef3f9fa12ed21db9a.js

autoptimize_single_be85c004c912186ef3f9fa12ed21db9a.js

423 ms

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2 ms

autoptimize_single_74daa2170ae5e3d440d5561f48eb0ae9.js

autoptimize_single_74daa2170ae5e3d440d5561f48eb0ae9.js

307 ms

imagesloaded.min.js

imagesloaded.min.js

307 ms

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Accessibility Review

w3htmlschool.com accessibility score

80

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-hidden="true"] elements contain focusable descendents

High

ARIA IDs are not unique

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

Buttons do not have an accessible name

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

Best Practices

w3htmlschool.com best practices score

83

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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

w3htmlschool.com SEO score

99

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

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 W3htmlschool.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 W3htmlschool.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

w3htmlschool.com

Open Graph data is detected on the main page of W3 HTML School. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: