Access ipn.mx. Instituto Politécnico Nacional

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value15.1 s

1/100

10%

TBT (Total Blocking Time)

Value31,630 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.518

15/100

15%

TTI (Time to Interactive)

Value43.8 s

0/100

10%

www.ipn.mx

247 ms

inicio.aspx

551 ms

init.js

499 ms

ScriptResource.axd

483 ms

blank.js

467 ms

Our browser made a total of 105 requests to load all elements on the main page. We found that 86% of them (90 requests) were addressed to the original Ipn.mx, 3% (3 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.9 sec) belongs to the original domain Ipn.mx.

Content Size

4.0 MB

After Optimization

2.6 MB

In fact, the total size of Ipn.mx 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 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 99.0 kB

Original 124.2 kB
After minification 110.7 kB
After compression 25.2 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 13.5 kB, which is 11% 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 99.0 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 129.7 kB

Original 2.3 MB
After minification 2.1 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. Ipn images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 847.6 kB

Original 1.2 MB
After minification 1.0 MB
After compression 327.4 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 847.6 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 383.9 kB

Original 465.1 kB
After minification 408.4 kB
After compression 81.2 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. Ipn.mx needs all CSS files to be minified and compressed as it can save up to 383.9 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ipn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

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 doesn't use 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 Ipn.mx 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 Ipn.mx 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

ipn.mx

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Instituto Politécnico Nacional - Inicio

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

www.ipn.mx

inicio.aspx

init.js

ScriptResource.axd

blank.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

www.ipn.mx

inicio.aspx

init.js

ScriptResource.axd

blank.js

ScriptResource.axd

jquery-latest.min.js

modernizr.custom.js

general.js

fortmas.js

fonts.css

BaseR.min.css

Zonas_1020.min.css

modulos.min.css

Personalizados_Responsive.min.css

jquery.min.js

WebResource.axd

jquery-1.9.1.min.js

jssor.js

jssor.slider.js

tabs.css

interes.min.css

jquery.min.js

jquerypp.custom.js

jquery.elastislide.js

scriptmenu.js

analytics.js

gobmxlogo.svg

amas.png

amenos.png

CIR02-17.jpg

elixir-opera.jpg

conv-4-17.jpg

cca.jpg

premio-ensayo.jpg

ciencia-tec.jpg

C-676.jpg

C-675.jpg

C-674.jpg

band-2.jpg

m.jpg

e.jpg

f.jpg