Access uniandes.edu.co. Universidad de los Andes – Colombia

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value1,670 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.771

5/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

uniandes.edu.co

248 ms

uniandes.edu.co

36 ms

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

20 ms

css_VWGhZkkR4B4tMJA7PC_wov8dAxaI-MS03BCM3K8jjJA.css

28 ms

css_biitEPT3pZvBHwFWGG4kbnJLz3wCuNXu5vGtAVWjxa4.css

28 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 74% of them (82 requests) were addressed to the original Uniandes.edu.co, 21% (23 requests) were made to Fonts.gstatic.com and 4% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (311 ms) belongs to the original domain Uniandes.edu.co.

Content Size

4.6 MB

After Optimization

4.3 MB

In fact, the total size of Uniandes.edu.co main page is 4.6 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. Only a small number of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 121.0 kB

Original 138.8 kB
After minification 122.8 kB
After compression 17.8 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. This page needs HTML code to be minified as it can gain 16.0 kB, which is 12% 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 121.0 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 164.6 kB

Original 4.3 MB
After minification 4.1 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. Uni Andes images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 11.9 kB

Original 109.0 kB
After minification 109.0 kB
After compression 97.1 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 11.9 kB or 11% of the original size.

CSS Optimization

-3%

Potential reduce by 1.7 kB

Original 63.0 kB
After minification 63.0 kB
After compression 61.3 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. Uniandes.edu.co has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uni Andes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 10 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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

These are opportunities to improve the legibility of your content.

High

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

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

UTF-8

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

uniandes.edu.co

Open Graph data is detected on the main page of Uni Andes. 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

Universidad de los Andes – Colombia – Sitio oficial

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

uniandes.edu.co

uniandes.edu.co

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

css_VWGhZkkR4B4tMJA7PC_wov8dAxaI-MS03BCM3K8jjJA.css

css_biitEPT3pZvBHwFWGG4kbnJLz3wCuNXu5vGtAVWjxa4.css

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

uniandes.edu.co

uniandes.edu.co

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css

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css2

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logo-mobile.png

getData.php

getData.php

getData.php

icon-menu-mobile.png

icon-flecha-abajo.png

logo-header_0_0.png

icon-lupa.png

icon-cerrar.png

icon-lupa-search.png

opciones-uniandes-bh-mob.jpg

opciones-uniandes-bh-desk.jpg

arrow-down-grey.svg

renata-bh-mob_2.jpg

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