Tools & Wizards About Us
cob.org.br screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

cob.org.br

Home | Comitê Olímpico do Brasil

Page Load Speed

13.5 sec in total

First Response

529 ms

Resources Loaded

12.6 sec

Page Rendered

458 ms

cob.org.br screenshot

About Website

Click here to check amazing Cob content for Mexico. Otherwise, check out these important facts you probably never knew about cob.org.br

Acompanhe notícias, novidades, vídeos, fotos, entrevistas, bastidores, transparência, gestão e todas as áreas do COB

Visit cob.org.br

Key Findings

We analyzed Cob.org.br page load time and found that the first response time was 529 ms and then it took 13 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

cob.org.br performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value26.0 s

0/100

25%

SI (Speed Index)

Value18.1 s

0/100

10%

TBT (Total Blocking Time)

Value11,230 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.177

68/100

15%

TTI (Time to Interactive)

Value33.7 s

0/100

10%

Network Requests Diagram

cob.org.br

529 ms

1814 ms

v0.js

46 ms

gtm.js

69 ms

injector.js

104 ms

Our browser made a total of 188 requests to load all elements on the main page. We found that 55% of them (104 requests) were addressed to the original Cob.org.br, 12% (23 requests) were made to Gerenciador.cob.org.br and 10% (18 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (5.3 sec) belongs to the original domain Cob.org.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 427.0 kB (57%)

Content Size

754.9 kB

After Optimization

327.9 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cob.org.br main page is 754.9 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. Only a small number of websites need less resources to load. HTML takes 533.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 426.6 kB

  • Original 533.4 kB
  • After minification 462.9 kB
  • After compression 106.8 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. This page needs HTML code to be minified as it can gain 70.6 kB, which is 13% 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 426.6 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 344 B

  • Original 101.0 kB
  • After minification 100.7 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. Cob images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 24 B

  • Original 120.4 kB
  • After minification 120.4 kB
  • After compression 120.4 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

Number of requests can be reduced by 65 (43%)

Requests Now

150

After Optimization

85

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 150 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cob. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 48 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cob.org.br

cob.org.br

529 ms

1814 ms

v0.js

v0.js

46 ms

gtm.js

gtm.js

69 ms

injector.js

injector.js

104 ms

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61 ms

sweetalert.css

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493 ms

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636 ms

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631 ms

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633 ms

bootstrap-fullscreen-select.css

bootstrap-fullscreen-select.css

642 ms

style.css

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636 ms

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681 ms

component.css

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769 ms

styles.css

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780 ms

home.css

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775 ms

all.css

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785 ms

jquery.min.js

jquery.min.js

57 ms

slick.js

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808 ms

rybena.js

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364 ms

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54 ms

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104 ms

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510 ms

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40 ms

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20 ms

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592 ms

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592 ms

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591 ms

classie.js

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591 ms

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593 ms

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627 ms

lightgallery-all.min.js

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749 ms

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747 ms

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749 ms

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748 ms

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197 ms

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389 ms

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1163 ms

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1193 ms

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1488 ms

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1717 ms

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Accessibility Review

cob.org.br accessibility score

84

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 input fields do not have accessible names

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

Best Practices

cob.org.br best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cob.org.br SEO score

78

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    PT

  • Language Claimed

    PT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cob.org.br 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 Cob.org.br 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

cob.org.br

Open Graph description is not detected on the main page of Cob. 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: