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Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

aulatutorial.com

Cursos Gratis Online | Más de 200 cursos gratuitos | Aulatutorial

Page Load Speed

5.6 sec in total

First Response

302 ms

Resources Loaded

5 sec

Page Rendered

252 ms

aulatutorial.com screenshot

About Website

Click here to check amazing Aulatutorial content for Spain. Otherwise, check out these important facts you probably never knew about aulatutorial.com

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Key Findings

We analyzed Aulatutorial.com page load time and found that the first response time was 302 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

aulatutorial.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value11.1 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value1,300 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.098

90/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

aulatutorial.com

302 ms

www.aulatutorial.com

292 ms

www.aulatutorial.com

1434 ms

Estilo.css

211 ms

responsive.css

282 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 43% of them (39 requests) were addressed to the original Aulatutorial.com, 23% (21 requests) were made to Fonts.gstatic.com and 7% (6 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Aulatutorial.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 599.6 kB (21%)

Content Size

2.9 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aulatutorial.com main page is 2.9 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 65.6 kB

  • Original 79.0 kB
  • After minification 65.3 kB
  • After compression 13.4 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 13.8 kB, which is 17% 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 65.6 kB or 83% of the original size.

Image Optimization

-19%

Potential reduce by 463.2 kB

  • Original 2.5 MB
  • After minification 2.0 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, Aulatutorial needs image optimization as it can save up to 463.2 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-17%

Potential reduce by 48.7 kB

  • Original 280.8 kB
  • After minification 280.8 kB
  • After compression 232.1 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 48.7 kB or 17% of the original size.

CSS Optimization

-32%

Potential reduce by 22.1 kB

  • Original 68.2 kB
  • After minification 68.2 kB
  • After compression 46.1 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. Aulatutorial.com needs all CSS files to be minified and compressed as it can save up to 22.1 kB or 32% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (48%)

Requests Now

63

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aulatutorial. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aulatutorial.com

aulatutorial.com

302 ms

www.aulatutorial.com

www.aulatutorial.com

292 ms

www.aulatutorial.com

www.aulatutorial.com

1434 ms

Estilo.css

Estilo.css

211 ms

responsive.css

responsive.css

282 ms

hamburgers.css

hamburgers.css

300 ms

fx.css

fx.css

303 ms

owl.carousel.css

owl.carousel.css

302 ms

owl.theme.css

owl.theme.css

304 ms

Extras.css

Extras.css

325 ms

Fonts.css

Fonts.css

429 ms

font-awesome.css

font-awesome.css

439 ms

jquery-ui-1.8.21.custom.css

jquery-ui-1.8.21.custom.css

526 ms

css

css

46 ms

jquery.min.js

jquery.min.js

33 ms

jquery-ui.min.js

jquery-ui.min.js

32 ms

jquery.extras.min.js

jquery.extras.min.js

640 ms

Aulatutorial.js

Aulatutorial.js

574 ms

owl.carousel.js

owl.carousel.js

469 ms

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45 ms

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47 ms

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52 ms

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47 ms

analytics.js

analytics.js

58 ms

logo-negativo.png

logo-negativo.png

114 ms

Banner-yomequedoencasa.png

Banner-yomequedoencasa.png

2335 ms

slider-cursos-baremables.jpg

slider-cursos-baremables.jpg

1876 ms

Banners-05.png

Banners-05.png

801 ms

Banners-03.png

Banners-03.png

1344 ms

Banners-02.png

Banners-02.png

1697 ms

bannerVideoNew.jpg

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260 ms

banner-mooc-web.png

banner-mooc-web.png

462 ms

foto-no-disponible.jpg

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530 ms

comprar-curso.jpg

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741 ms

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822 ms

video01.png

video01.png

914 ms

boton-dossier-www.jpg

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924 ms

footer_certificados.png

footer_certificados.png

1016 ms

grupocum.png

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1019 ms

footer_adherido.png

footer_adherido.png

1127 ms

sdk.js

sdk.js

54 ms

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collect

68 ms

sdk.js

sdk.js

8 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1026 ms

widgets.js

widgets.js

208 ms

plusone.js

plusone.js

111 ms

collect

collect

109 ms

js

js

139 ms

ajax-loader.gif

ajax-loader.gif

1009 ms

transparencia.png

transparencia.png

1021 ms

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1103 ms

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1308 ms

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34 ms

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215 ms

fastbutton

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61 ms

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like.php

267 ms

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like.php

426 ms

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embeds

52 ms

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embeds

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font-awesome.css

font-awesome.css

574 ms

responsive.css

responsive.css

101 ms

Accessibility Review

aulatutorial.com accessibility score

70

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 have valid values

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

Links do not have a discernible name

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>).

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

aulatutorial.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

aulatutorial.com SEO score

90

Search Engine Optimization Advices

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

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aulatutorial.com can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it matches the claimed language. Our system also found out that Aulatutorial.com 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

aulatutorial.com

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