Access extjs.mx. Sencha ExtJS - The Best JavaScript Framework in the World

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value1,690 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.256

48/100

15%

TTI (Time to Interactive)

Value14.3 s

9/100

10%

extjs.mx

555 ms

analytics.js

7 ms

GoBulletin.js

269 ms

css

24 ms

indexmin.css

248 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 64% of them (49 requests) were addressed to the original Extjs.mx, 10% (8 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (678 ms) belongs to the original domain Extjs.mx.

Content Size

6.3 MB

After Optimization

3.5 MB

In fact, the total size of Extjs.mx main page is 6.3 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 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 93.7 kB

Original 105.7 kB
After minification 75.7 kB
After compression 11.9 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 29.9 kB, which is 28% 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 93.7 kB or 89% of the original size.

Image Optimization

-23%

Potential reduce by 868.7 kB

Original 3.7 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. Obviously, ExtJS needs image optimization as it can save up to 868.7 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 1.1 MB

Original 1.5 MB
After minification 1.5 MB
After compression 468.5 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 1.1 MB or 70% of the original size.

CSS Optimization

-86%

Potential reduce by 796.5 kB

Original 931.1 kB
After minification 883.1 kB
After compression 134.6 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. Extjs.mx needs all CSS files to be minified and compressed as it can save up to 796.5 kB or 86% of the original size.

Requests Now

After Optimization

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ExtJS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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 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

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

High

Image elements do not have [alt] attributes

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

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 Extjs.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 Extjs.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

extjs.mx

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

Sencha ExtJS - The Best JavaScript Framework in the World | Ext JS

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

extjs.mx

analytics.js

GoBulletin.js

css

indexmin.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

extjs.mx

analytics.js

GoBulletin.js

css

indexmin.css

extjsmx.css

PortoGoBulletin.js

settings.css

component.css

collect

bootstrap.min.css

font-awesome.min.css

simple-line-icons.min.css

owl.carousel.min.css

owl.theme.default.min.css

magnific-popup.min.css

dummy.png

Isl5KVrIbQ0

ssss.jpg

logo.png

pattern.jpg

logogo.png

slider-01.png

mainslider_element2.png

sencha-tools-250.png

mockup-porto.png

arrows-dark.png

cursoabril.jpg

cursomayo.jpg

cursojunio.jpg

cursojulio1.jpg

ExtDesktop.jpg

logo-1.png

logo-2.png

logo-3.png

logo-4.png

logo-5.png

logo-6.png

logo-7.png

logo-8.png

logo-9.png

logo-10.png

silueta.jpg