Tools & Wizards About Us

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

alfaconcursos.com.br

AlfaCon - cursos e apostilas para Concursos Públicos

Page Load Speed

6.2 sec in total

First Response

272 ms

Resources Loaded

5.7 sec

Page Rendered

186 ms

About Website

Welcome to alfaconcursos.com.br homepage info - get ready to check Alfa Concursos best content for Brazil right away, or after learning these important things about alfaconcursos.com.br

Os cursos preparatórios para concursos do AlfaCon são compostos por videoaulas e materiais de apoio em PDF. Melhor conteúdo para você, clique e confira!

Visit alfaconcursos.com.br

Key Findings

We analyzed Alfaconcursos.com.br page load time and found that the first response time was 272 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

alfaconcursos.com.br performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value20.2 s

2/100

10%

Network Requests Diagram

alfaconcursos.com.br

272 ms

www.alfaconcursos.com.br

675 ms

A.jquery-ui.min.css.pagespeed.cf.wvztWvHQRR.css

135 ms

geral.css

530 ms

topo.css

366 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 52% of them (39 requests) were addressed to the original Alfaconcursos.com.br, 8% (6 requests) were made to Assets.zendesk.com and 7% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Js.ptengine.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 464.6 kB (44%)

Content Size

1.1 MB

After Optimization

588.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alfaconcursos.com.br main page is 1.1 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. 40% of websites need less resources to load. Javascripts take 508.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 44.0 kB

  • Original 57.1 kB
  • After minification 48.8 kB
  • After compression 13.0 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 8.3 kB, which is 15% 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 44.0 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 35.0 kB

  • Original 405.8 kB
  • After minification 370.8 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. Alfa Concursos images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 318.9 kB

  • Original 508.5 kB
  • After minification 498.3 kB
  • After compression 189.5 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 318.9 kB or 63% of the original size.

CSS Optimization

-81%

Potential reduce by 66.6 kB

  • Original 81.9 kB
  • After minification 77.1 kB
  • After compression 15.3 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. Alfaconcursos.com.br needs all CSS files to be minified and compressed as it can save up to 66.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (54%)

Requests Now

69

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alfa Concursos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

alfaconcursos.com.br accessibility score

66

Accessibility Issues

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

High

Links do not have a discernible 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

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 [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

alfaconcursos.com.br 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

alfaconcursos.com.br SEO score

88

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    PT

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alfaconcursos.com.br can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Alfaconcursos.com.br main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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