Tools & Wizards About Us
preuch.cl screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

preuch.cl

Clases particulares PAES MATEMÁTICA - Clases PAES MATEMÁTICA M1 y M2, Clases particulares PAES FÍSICA, PAES QUÍMICA WhatsApp +56 945517215, clasespaes...

Page Load Speed

3.3 sec in total

First Response

550 ms

Resources Loaded

1.7 sec

Page Rendered

1.1 sec

preuch.cl screenshot

About Website

Visit preuch.cl now to see the best up-to-date Preuch content and also check out these interesting facts you probably never knew about preuch.cl

Clases particulares PAES MATEMÁTICACLASES PREPARACIÓN PAES (Prueba de Acceso a la Educación Superior) MATEMÁTICAS I y IIPuntajes PAES de (...)

Visit preuch.cl

Key Findings

We analyzed Preuch.cl page load time and found that the first response time was 550 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

preuch.cl performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

38/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value2,020 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

preuch.cl

550 ms

reset.css

70 ms

clear.css

79 ms

font.css

73 ms

links.css

76 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 73% of them (47 requests) were addressed to the original Preuch.cl, 8% (5 requests) were made to Youtube.com and 3% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (636 ms) belongs to the original domain Preuch.cl.

Page Optimization Overview & Recommendations

Page size can be reduced by 75.7 kB (2%)

Content Size

3.4 MB

After Optimization

3.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Preuch.cl main page is 3.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 43.0 kB

  • Original 58.1 kB
  • After minification 57.3 kB
  • After compression 15.1 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 43.0 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 3.4 kB

  • Original 3.0 MB
  • After minification 2.9 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. Preuch images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 22.8 kB

  • Original 328.1 kB
  • After minification 328.0 kB
  • After compression 305.2 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

-8%

Potential reduce by 6.4 kB

  • Original 81.1 kB
  • After minification 80.9 kB
  • After compression 74.7 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. Preuch.cl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 43 (70%)

Requests Now

61

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Preuch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

preuch.cl

preuch.cl

550 ms

reset.css

reset.css

70 ms

clear.css

clear.css

79 ms

font.css

font.css

73 ms

links.css

links.css

76 ms

typo.css

typo.css

73 ms

media.css

media.css

79 ms

form.css

form.css

116 ms

layout.css

layout.css

117 ms

spip.css

spip.css

118 ms

lity.css

lity.css

122 ms

lity.mediabox.css

lity.mediabox.css

121 ms

lity.css

lity.css

127 ms

barre_outils.css

barre_outils.css

392 ms

cssdyn-css_barre_outils_icones_css-6a252561.css

cssdyn-css_barre_outils_icones_css-6a252561.css

156 ms

mesfavoris.css

mesfavoris.css

156 ms

theme.css

theme.css

158 ms

jquery.js

jquery.js

223 ms

jquery.form.js

jquery.form.js

194 ms

jquery.autosave.js

jquery.autosave.js

190 ms

jquery.placeholder-label.js

jquery.placeholder-label.js

190 ms

ajaxCallback.js

ajaxCallback.js

193 ms

js.cookie.js

js.cookie.js

223 ms

lity.js

lity.js

224 ms

lity.mediabox.js

lity.mediabox.js

225 ms

spip.mediabox.js

spip.mediabox.js

228 ms

jquery.markitup_pour_spip.js

jquery.markitup_pour_spip.js

257 ms

jquery.previsu_spip.js

jquery.previsu_spip.js

257 ms

jsdyn-javascript_porte_plume_start_js-e21d6a22.js

jsdyn-javascript_porte_plume_start_js-e21d6a22.js

259 ms

mathjax-start.js

mathjax-start.js

258 ms

MathJax.js

MathJax.js

37 ms

refresh_math_ml.js

refresh_math_ml.js

262 ms

saisies.css

saisies.css

298 ms

saisies.js

saisies.js

291 ms

saisies_textarea_counter.js

saisies_textarea_counter.js

293 ms

saisies_afficher_si.js

saisies_afficher_si.js

292 ms

AQiEHWPSnXs

AQiEHWPSnXs

148 ms

siteon0.jpg

siteon0.jpg

121 ms

fryderyk-chopin-3084235_1280.jpg

fryderyk-chopin-3084235_1280.jpg

488 ms

graph-963016_1280.png

graph-963016_1280.png

491 ms

cyber-7633492_1280.jpg

cyber-7633492_1280.jpg

442 ms

balancing-2969965_1280.jpg

balancing-2969965_1280.jpg

161 ms

thumbs-up-4589867_1280.jpg

thumbs-up-4589867_1280.jpg

441 ms

logarithm-1544756_1280-2.jpg

logarithm-1544756_1280-2.jpg

487 ms

europe-3256079_1280.jpg

europe-3256079_1280.jpg

441 ms

hike-1836600_1280.jpg

hike-1836600_1280.jpg

635 ms

mountaineering-455338_1280.jpg

mountaineering-455338_1280.jpg

636 ms

man-1459246_1280.png

man-1459246_1280.png

542 ms

recherche.png

recherche.png

498 ms

TeX-MML-AM_CHTML.js

TeX-MML-AM_CHTML.js

61 ms

js15_as.js

js15_as.js

47 ms

4798119.php

4798119.php

340 ms

www-player.css

www-player.css

11 ms

www-embed-player.js

www-embed-player.js

32 ms

base.js

base.js

58 ms

ad_status.js

ad_status.js

160 ms

gbh3CSa8NqpvnPvDWy96-3RMYviWHsJy_QFd7gAq7Jk.js

gbh3CSa8NqpvnPvDWy96-3RMYviWHsJy_QFd7gAq7Jk.js

143 ms

embed.js

embed.js

53 ms

cc_10.js

cc_10.js

151 ms

240 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

143 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

145 ms

id

id

101 ms

Create

Create

92 ms

Accessibility Review

preuch.cl accessibility score

93

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

preuch.cl best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

preuch.cl SEO score

91

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

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

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

preuch.cl

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