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livrodabolsa.com screenshot

Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

livrodabolsa.com

Livro da Bolsa - Um Curso de Bolsa e Forex Grátis e Em Linha

Page Load Speed

2 sec in total

First Response

206 ms

Resources Loaded

1.6 sec

Page Rendered

122 ms

livrodabolsa.com screenshot

About Website

Welcome to livrodabolsa.com homepage info - get ready to check Livro Da Bolsa best content right away, or after learning these important things about livrodabolsa.com

Livro da Bolsa, um livro gratuito sobre como investir em Bolsa, Forex ou outros mercados, de consulta em linha ou via ebook. Um curso de investimentos grátis e em linha.

Visit livrodabolsa.com

Key Findings

We analyzed Livrodabolsa.com page load time and found that the first response time was 206 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

livrodabolsa.com performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value2,160 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value12.1 s

16/100

10%

Network Requests Diagram

livrodabolsa.com

206 ms

www.livrodabolsa.com

256 ms

estilos.css

122 ms

plusone.js

27 ms

brand

18 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 32% of them (8 requests) were addressed to the original Livrodabolsa.com, 24% (6 requests) were made to Apis.google.com and 12% (3 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (502 ms) relates to the external source Pagead2.googlesyndication.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 41.8 kB (7%)

Content Size

637.8 kB

After Optimization

596.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Livrodabolsa.com main page is 637.8 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. 30% of websites need less resources to load. Javascripts take 415.8 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 17.0 kB

  • Original 22.9 kB
  • After minification 22.4 kB
  • After compression 5.9 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 17.0 kB or 74% of the original size.

Image Optimization

-12%

Potential reduce by 24.1 kB

  • Original 198.6 kB
  • After minification 174.5 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. Obviously, Livro Da Bolsa needs image optimization as it can save up to 24.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 631 B

  • Original 415.8 kB
  • After minification 415.8 kB
  • After compression 415.1 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

-18%

Potential reduce by 119 B

  • Original 662 B
  • After minification 662 B
  • After compression 543 B

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. Livrodabolsa.com needs all CSS files to be minified and compressed as it can save up to 119 B or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (53%)

Requests Now

19

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Livro Da Bolsa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

livrodabolsa.com

livrodabolsa.com

206 ms

www.livrodabolsa.com

www.livrodabolsa.com

256 ms

estilos.css

estilos.css

122 ms

plusone.js

plusone.js

27 ms

brand

brand

18 ms

addthis_widget.js

addthis_widget.js

346 ms

show_ads.js

show_ads.js

82 ms

brandjs.js

brandjs.js

23 ms

element.js

element.js

97 ms

fundoTopo.jpg

fundoTopo.jpg

188 ms

logoLivroDaBolsaVol1.png

logoLivroDaBolsaVol1.png

189 ms

miniaturaVol1.png

miniaturaVol1.png

254 ms

paginas-do-livro-no-site-miniatura.png

paginas-do-livro-no-site-miniatura.png

254 ms

barcode-72.png

barcode-72.png

134 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

27 ms

branding.png

branding.png

33 ms

adsbygoogle.js

adsbygoogle.js

225 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

11 ms

fastbutton

fastbutton

7 ms

postmessageRelay

postmessageRelay

30 ms

3636781319-postmessagerelay.js

3636781319-postmessagerelay.js

25 ms

rpc:shindig_random.js

rpc:shindig_random.js

9 ms

developers.google.com

developers.google.com

269 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

5 ms

show_ads_impl.js

show_ads_impl.js

502 ms

Accessibility Review

livrodabolsa.com accessibility score

59

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.

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

livrodabolsa.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

livrodabolsa.com SEO score

62

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

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

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 Livrodabolsa.com 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 Livrodabolsa.com 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

livrodabolsa.com

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