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Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

school4seos.com

"Boost Your Online Visibility: Mastering SEO Strategies for Success" | school4seos

Page Load Speed

836 ms in total

First Response

68 ms

Resources Loaded

538 ms

Page Rendered

230 ms

school4seos.com screenshot

About Website

Welcome to school4seos.com homepage info - get ready to check School4 SEO S best content for Vietnam right away, or after learning these important things about school4seos.com

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Key Findings

We analyzed School4seos.com page load time and found that the first response time was 68 ms and then it took 768 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

school4seos.com performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value2.9 s

94/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

school4seos.com

68 ms

school4seos.com

140 ms

js

264 ms

all.css

92 ms

css

103 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 64% of them (14 requests) were addressed to the original School4seos.com, 14% (3 requests) were made to Use.fontawesome.com and 5% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (264 ms) relates to the external source Googletagmanager.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 86.2 kB (62%)

Content Size

138.1 kB

After Optimization

51.9 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of School4seos.com main page is 138.1 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. HTML takes 104.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 85.5 kB

  • Original 104.0 kB
  • After minification 97.9 kB
  • After compression 18.5 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 85.5 kB or 82% of the original size.

JavaScript Optimization

-3%

Potential reduce by 728 B

  • Original 23.7 kB
  • After minification 23.7 kB
  • After compression 22.9 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.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 10.5 kB
  • After minification 10.5 kB
  • After compression 10.5 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. School4seos.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (50%)

Requests Now

18

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of School4 SEO S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

school4seos.com

school4seos.com

68 ms

school4seos.com

school4seos.com

140 ms

js

js

264 ms

all.css

all.css

92 ms

css

css

103 ms

main.css

main.css

57 ms

theme.css

theme.css

104 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

90 ms

lunr.js

lunr.js

96 ms

popper.min.js

popper.min.js

209 ms

bootstrap.min.js

bootstrap.min.js

95 ms

theme.js

theme.js

217 ms

email-decode.min.js

email-decode.min.js

81 ms

m23rk8.webp

m23rk8.webp

89 ms

7ss9tq.webp

7ss9tq.webp

90 ms

3un2e2.webp

3un2e2.webp

90 ms

sl1ter.webp

sl1ter.webp

88 ms

mbfiex.webp

mbfiex.webp

90 ms

b88fxw.webp

b88fxw.webp

124 ms

fgizjr.webp

fgizjr.webp

94 ms

fa-solid-900.woff

fa-solid-900.woff

17 ms

fa-regular-400.woff

fa-regular-400.woff

20 ms

Accessibility Review

school4seos.com accessibility score

94

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

Links do not have a discernible name

Best Practices

school4seos.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

school4seos.com 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 School4seos.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 School4seos.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

school4seos.com

Open Graph data is detected on the main page of School4 SEO S. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: