Access politecnicolosalpes.com. PreUniversitarios | PreUnal | PreICFES - Saber 11

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value1,170 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.036

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

politecnicolosalpes.com

178 ms

jquery-1.4.1.min.js

132 ms

menu.js

69 ms

slideshow.js

73 ms

cufon-yui.js

103 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 30% of them (36 requests) were addressed to the original Politecnicolosalpes.com, 32% (38 requests) were made to Static.xx.fbcdn.net and 13% (16 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source External.xx.fbcdn.net.

Content Size

4.0 MB

After Optimization

3.7 MB

In fact, the total size of Politecnicolosalpes.com main page is 4.0 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. 75% 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 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 19.7 kB

Original 25.5 kB
After minification 22.9 kB
After compression 5.8 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 19.7 kB or 77% of the original size.

Image Optimization

-5%

Potential reduce by 193.5 kB

Original 3.8 MB
After minification 3.6 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. Politecnicolosalpes images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 71.8 kB

Original 129.4 kB
After minification 129.0 kB
After compression 57.6 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 71.8 kB or 55% of the original size.

CSS Optimization

-84%

Potential reduce by 33.6 kB

Original 40.2 kB
After minification 37.8 kB
After compression 6.6 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. Politecnicolosalpes.com needs all CSS files to be minified and compressed as it can save up to 33.6 kB or 84% of the original size.

Requests Now

115

After Optimization

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Politecnicolosalpes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

ES
Language Claimed

ES
Encoding

ISO-8859-1

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

politecnicolosalpes.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

PreUniversitarios | PreUnal | PreICFES - Saber 11 | Universidad Nacional

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

politecnicolosalpes.com

jquery-1.4.1.min.js

menu.js

slideshow.js

cufon-yui.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

politecnicolosalpes.com

jquery-1.4.1.min.js

menu.js

slideshow.js

cufon-yui.js

Arial.font.js

fancyzoom.min.js

main.css

widget.js

ga.js

prueba-icfes.jpg

widgets.js

__utm.gif

bs-03.jpg

politecnico-los-alpes.png

Preuniversitari-%20Los-Alpes.gif

dot.png

shadow.png

preuniversitario-1.jpg

pitcharrow.gif

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preicfes-saber-11.jpg

orientacion_vocacional.jpg

imagen-preingenieria-1.jpg

preuniversitario-preicfes.png

WHATSAPP.png

inscribete.gif

preuniversitario-bogota.png

pre-universidad-nacional.png

preuniversitario-alpes.png

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closebox.png

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

syndication

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