Access certificando.com.br. Cursos Online com Certificado | Mais de 2200 Opções

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value470 ms

61/100

30%

CLS (Cumulative Layout Shift)

Value0.265

46/100

15%

TTI (Time to Interactive)

Value16.9 s

5/100

10%

certificando.com.br

192 ms

www.certificando.com.br

219 ms

www.certificando.com.br

247 ms

gtm.js

62 ms

animate.css

126 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 97% of them (112 requests) were addressed to the original Certificando.com.br, 1% (1 request) were made to Googletagmanager.com and 1% (1 request) were made to D335luupugsy2.cloudfront.net. The less responsive or slowest element that took the longest time to load (485 ms) relates to the external source D335luupugsy2.cloudfront.net.

Content Size

2.8 MB

After Optimization

1.5 MB

In fact, the total size of Certificando.com.br main page is 2.8 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. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 83.9 kB

Original 91.8 kB
After minification 50.6 kB
After compression 8.0 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 41.3 kB, which is 45% 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 83.9 kB or 91% of the original size.

Image Optimization

-24%

Potential reduce by 417.8 kB

Original 1.7 MB
After minification 1.3 MB

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, Certificando needs image optimization as it can save up to 417.8 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 365.5 kB

Original 509.1 kB
After minification 469.5 kB
After compression 143.7 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 365.5 kB or 72% of the original size.

CSS Optimization

-89%

Potential reduce by 433.5 kB

Original 489.5 kB
After minification 348.3 kB
After compression 56.0 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. Certificando.com.br needs all CSS files to be minified and compressed as it can save up to 433.5 kB or 89% of the original size.

Requests Now

111

After Optimization

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Certificando. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

These are opportunities to improve keyboard navigation in your application.

High

Some elements have a [tabindex] value greater than 0

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

N/A
Language Claimed

PT
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Certificando.com.br can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Portuguese. Our system also found out that Certificando.com.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

certificando.com.br

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Cursos Online com Certificado | Mais de 2200 Opções | Certificando

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

certificando.com.br

www.certificando.com.br

www.certificando.com.br

gtm.js

animate.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

certificando.com.br

www.certificando.com.br

www.certificando.com.br

gtm.js

animate.css

fontello.css

bootstrap.min.css

custom.css

settings.css

owl.carousel.css

jquery.arcticmodal.css

style.css

jquery.js

style.css

wowslider.js

script.js

jquery-2.1.1.min.js

jquery.autocomplete.min.js

currency-autocomplete.js

queryloader2.min.js

owl.carousel.min.js

jquery.tweet.min.js

retina.min.js

e82b346e-d971-4480-91d2-3e9406eccc2a-loader.js

theme.plugins.js

theme.core.js

reset.css

webchat.js

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estudo.jpg

whatsapp-png.png

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mais-que-amigo.jpg

promocao-carteira-de-estudante.jpg

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chamada-afiliados.jpg

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