Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

brasilescola.com

Brasil Escola - O maior portal de educação do Brasil

Page Load Speed

4 sec in total

First Response

384 ms

Resources Loaded

3.1 sec

Page Rendered

462 ms

About Website

Click here to check amazing Brasil Escola content for United States. Otherwise, check out these important facts you probably never knew about brasilescola.com

O Brasil Escola é o maior portal de educação do país. São mais de 100 mil conteúdos do Ensino Fundamental, Médio e preparação para o Enem e vestibulares. Confira!

Visit brasilescola.com

Key Findings

We analyzed Brasilescola.com page load time and found that the first response time was 384 ms and then it took 3.6 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

brasilescola.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value4,650 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value29.5 s

0/100

10%

Network Requests Diagram

brasilescola.com

384 ms

brasilescola.uol.com.br

780 ms

all-1.7.4.min.css

237 ms

simple-bootstrap.css

355 ms

js

68 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Brasilescola.com, 45% (31 requests) were made to Brasilescola.uol.com.br and 14% (10 requests) were made to Tm.jsuol.com.br. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Brasilescola.uol.com.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 271.9 kB (37%)

Content Size

725.7 kB

After Optimization

453.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Brasilescola.com main page is 725.7 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. 65% of websites need less resources to load. Javascripts take 419.3 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 234.5 kB

  • Original 268.5 kB
  • After minification 169.7 kB
  • After compression 34.0 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. This page needs HTML code to be minified as it can gain 98.8 kB, which is 37% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 234.5 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 70 B
  • After minification 70 B

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. Brasil Escola images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2.1 kB

  • Original 419.3 kB
  • After minification 419.2 kB
  • After compression 417.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-93%

Potential reduce by 35.3 kB

  • Original 37.9 kB
  • After minification 2.6 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. Brasilescola.com needs all CSS files to be minified and compressed as it can save up to 35.3 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (48%)

Requests Now

63

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Brasil Escola. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

brasilescola.com accessibility score

92

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

brasilescola.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

brasilescola.com SEO score

100

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

Language and Encoding

  • Language Detected

    PT

  • Language Claimed

    PT

  • Encoding

    UTF-8

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