Tools & Wizards About Us

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

politecnicolosalpes.com

PreUniversitarios | PreUnal | PreICFES - Saber 11 | Universidad Nacional

Page Load Speed

3.7 sec in total

First Response

178 ms

Resources Loaded

3.1 sec

Page Rendered

458 ms

About Website

Welcome to politecnicolosalpes.com homepage info - get ready to check Politecnicolosalpes best content for Colombia right away, or after learning these important things about politecnicolosalpes.com

PreUniversitarios para el Examen de la Universidad Nacional - PreUnal y PreIcfes - Saber 11 ° y para la prueba de Estado ICFES Saber 11° actualizado. Prepárate con los mejores y aprovecha los descuent...

Visit politecnicolosalpes.com

Key Findings

We analyzed Politecnicolosalpes.com page load time and found that the first response time was 178 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

politecnicolosalpes.com performance score

27

Measured Metrics

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%

Network Requests Diagram

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.

Page Optimization Overview & Recommendations

Page size can be reduced by 318.5 kB (8%)

Content Size

4.0 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

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 Breakdown

Number of requests can be reduced by 52 (45%)

Requests Now

115

After Optimization

63

  • AJAX
  • Images
  • JavaScript
  • CSS

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.

Network Requests Diagram

Accessibility Review

politecnicolosalpes.com accessibility score

81

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.

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

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

politecnicolosalpes.com best practices score

75

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

Missing source maps for large first-party JavaScript

SEO Factors

politecnicolosalpes.com SEO score

99

Search Engine Optimization Advices

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

    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

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: