Tools & Wizards About Us
historiadigital.org screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

historiadigital.org

História Digital - História para ler, ouvir, ver e até jogar!

Page Load Speed

11.6 sec in total

First Response

1.9 sec

Resources Loaded

9.4 sec

Page Rendered

228 ms

historiadigital.org screenshot

About Website

Welcome to historiadigital.org homepage info - get ready to check Historia Digital best content for Brazil right away, or after learning these important things about historiadigital.org

Artigos, Apostilas, Resumos e Livros de História para você estudar para concursos e provas. História para ler, ouvir, ver e até jogar!

Visit historiadigital.org

Key Findings

We analyzed Historiadigital.org page load time and found that the first response time was 1.9 sec and then it took 9.7 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

historiadigital.org performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value3,770 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.076

95/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

www.historiadigital.org

1931 ms

style.css

204 ms

colorbox.css

401 ms

widget.css

400 ms

polls-css.css

403 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 43% of them (30 requests) were addressed to the original Historiadigital.org, 21% (15 requests) were made to Img.historiadigital.org and 14% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (5 sec) relates to the external source Img.historiadigital.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 214.4 kB (24%)

Content Size

883.5 kB

After Optimization

669.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Historiadigital.org main page is 883.5 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. 35% of websites need less resources to load. Images take 615.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 40.2 kB

  • Original 50.1 kB
  • After minification 48.1 kB
  • After compression 9.9 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 40.2 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 30.1 kB

  • Original 615.3 kB
  • After minification 585.2 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. Historia Digital images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 109.4 kB

  • Original 175.6 kB
  • After minification 173.9 kB
  • After compression 66.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 109.4 kB or 62% of the original size.

CSS Optimization

-81%

Potential reduce by 34.6 kB

  • Original 42.5 kB
  • After minification 34.8 kB
  • After compression 7.9 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. Historiadigital.org needs all CSS files to be minified and compressed as it can save up to 34.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (52%)

Requests Now

65

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Historia Digital. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.historiadigital.org

www.historiadigital.org

1931 ms

style.css

style.css

204 ms

colorbox.css

colorbox.css

401 ms

widget.css

widget.css

400 ms

polls-css.css

polls-css.css

403 ms

jquery-1.6.4.min.js

jquery-1.6.4.min.js

603 ms

jtwt.js

jtwt.js

437 ms

jquery.nivo.slider.pack.js

jquery.nivo.slider.pack.js

468 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

594 ms

plusone.js

plusone.js

76 ms

polls-js.js

polls-js.js

594 ms

wp-embed.min.js

wp-embed.min.js

599 ms

reset.css

reset.css

1323 ms

nivo-slider.css

nivo-slider.css

494 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

201 ms

PTS55F-webfont.woff

PTS55F-webfont.woff

1984 ms

historia-digital.png

historia-digital.png

973 ms

top-navigation-trans.png

top-navigation-trans.png

320 ms

navigation-trans.png

navigation-trans.png

319 ms

video-icon.png

video-icon.png

319 ms

comment-bg.png

comment-bg.png

319 ms

search-icon.png

search-icon.png

371 ms

loading.gif

loading.gif

541 ms

pattern7.png

pattern7.png

3633 ms

totop.png

totop.png

513 ms

Botao-Twitter-Selo.png

Botao-Twitter-Selo.png

1579 ms

Botao-Youtube-Selo.png

Botao-Youtube-Selo.png

1632 ms

Botao-Facebook-Selo.png

Botao-Facebook-Selo.png

1894 ms

Videoaula-Revolucao-Constitucionalista-1932-293x150.jpg

Videoaula-Revolucao-Constitucionalista-1932-293x150.jpg

1209 ms

Videoaula-Anacronismo-293x150.jpg

Videoaula-Anacronismo-293x150.jpg

997 ms

Videaula-Constituicao-1934-293x150.jpg

Videaula-Constituicao-1934-293x150.jpg

1128 ms

Tortura-Mulheres-Gota-Tartara-293x150.jpg

Tortura-Mulheres-Gota-Tartara-293x150.jpg

1454 ms

Videoaula-Governo-Provisorio-Vargas-293x150.jpg

Videoaula-Governo-Provisorio-Vargas-293x150.jpg

1329 ms

Videoaula-Revolucao-de-1930-293x150.jpg

Videoaula-Revolucao-de-1930-293x150.jpg

1650 ms

Videoaula-Boicote-Montgomery-293x150.jpg

Videoaula-Boicote-Montgomery-293x150.jpg

1526 ms

Apostila-Completa-Historia-Geral-293x150.jpg

Apostila-Completa-Historia-Geral-293x150.jpg

1683 ms

Administracao-Henry-Ford-293x150.jpg

Administracao-Henry-Ford-293x150.jpg

1728 ms

Videoaula-Indice-Percepcao-Corrupcao-293x150.jpg

Videoaula-Indice-Percepcao-Corrupcao-293x150.jpg

2011 ms

Apostila-Completa-Historia-Geral.jpg

Apostila-Completa-Historia-Geral.jpg

4955 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

86 ms

ga.js

ga.js

46 ms

overlay.png

overlay.png

462 ms

controls.png

controls.png

519 ms

border.png

border.png

658 ms

loading_background.png

loading_background.png

665 ms

loading.gif

loading.gif

718 ms

PTN57F-webfont.woff

PTN57F-webfont.woff

3185 ms

PTN77F-webfont.woff

PTN77F-webfont.woff

3838 ms

__utm.gif

__utm.gif

41 ms

collect

collect

190 ms

likebox.php

likebox.php

403 ms

roNeOY-tz5Y.css

roNeOY-tz5Y.css

169 ms

UHhaxo8Cs3k.css

UHhaxo8Cs3k.css

208 ms

_rx8naC75Dy.js

_rx8naC75Dy.js

289 ms

x5F9OMjKyLw.js

x5F9OMjKyLw.js

351 ms

ICDbTSzjQEg.js

ICDbTSzjQEg.js

286 ms

TTCre3391I0.js

TTCre3391I0.js

286 ms

1237499_632144436858461_1389464651_n.jpg

1237499_632144436858461_1389464651_n.jpg

167 ms

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203 ms

11822605_850297408423882_7171650474402600378_n.jpg

11822605_850297408423882_7171650474402600378_n.jpg

301 ms

12802704_844476339012835_8923513384932238454_n.jpg

12802704_844476339012835_8923513384932238454_n.jpg

442 ms

11182250_856203264462492_6039916550623615182_n.jpg

11182250_856203264462492_6039916550623615182_n.jpg

316 ms

10330345_444685699061727_8286314400490894844_n.jpg

10330345_444685699061727_8286314400490894844_n.jpg

322 ms

946165_769988809798778_216615256816655353_n.jpg

946165_769988809798778_216615256816655353_n.jpg

291 ms

12193828_179042045773435_3788276255025114702_n.jpg

12193828_179042045773435_3788276255025114702_n.jpg

291 ms

156351_105057586341831_852293911_n.jpg

156351_105057586341831_852293911_n.jpg

388 ms

wL6VQj7Ab77.png

wL6VQj7Ab77.png

47 ms

s7jcwEQH7Sx.png

s7jcwEQH7Sx.png

48 ms

I6-MnjEovm5.js

I6-MnjEovm5.js

41 ms

vlXaquuXMrr.js

vlXaquuXMrr.js

79 ms

Accessibility Review

historiadigital.org accessibility score

89

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-*] attributes do not match their roles

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

Best Practices

historiadigital.org best practices score

92

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

Page has valid source maps

SEO Factors

historiadigital.org SEO score

92

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

    PT

  • Encoding

    UTF-8

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

historiadigital.org

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