Report Summary

  • 67

    Performance

    Renders faster than
    80% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

cursos.itszo.edu.mx

CURSOS INSTITUTO TECNOLÓGICO SUPERIOR ZACATECAS OCCIDENTE

Page Load Speed

1.3 sec in total

First Response

217 ms

Resources Loaded

981 ms

Page Rendered

147 ms

cursos.itszo.edu.mx screenshot

About Website

Visit cursos.itszo.edu.mx now to see the best up-to-date CURSOS Itszo content for Mexico and also check out these interesting facts you probably never knew about cursos.itszo.edu.mx

Instituto Tecnológico Superior Zacatecas Occidente

Visit cursos.itszo.edu.mx

Key Findings

We analyzed Cursos.itszo.edu.mx page load time and found that the first response time was 217 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

cursos.itszo.edu.mx performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

cursos.itszo.mx

217 ms

yui_combo.php

40 ms

all

192 ms

yui_combo.php

189 ms

javascript-static.js

74 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that all of those requests were addressed to Cursos.itszo.edu.mx and no external sources were called. The less responsive or slowest element that took the longest time to load (217 ms) relates to the external source Cursos.itszo.mx.

Page Optimization Overview & Recommendations

Page size can be reduced by 278.0 kB (52%)

Content Size

536.5 kB

After Optimization

258.4 kB

In fact, the total size of Cursos.itszo.edu.mx main page is 536.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Javascripts take 323.8 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 29.9 kB

  • Original 38.8 kB
  • After minification 38.4 kB
  • After compression 8.9 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. 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 29.9 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 14.0 kB

  • Original 164.4 kB
  • After minification 150.4 kB

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. CURSOS Itszo images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 226.7 kB

  • Original 323.8 kB
  • After minification 316.4 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 226.7 kB or 70% of the original size.

CSS Optimization

-78%

Potential reduce by 7.4 kB

  • Original 9.4 kB
  • After minification 8.6 kB
  • After compression 2.1 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. Cursos.itszo.edu.mx needs all CSS files to be minified and compressed as it can save up to 7.4 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (59%)

Requests Now

22

After Optimization

9

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CURSOS Itszo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cursos.itszo.edu.mx accessibility score

77

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

High

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

High

[role]s are not contained by their required parent element

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

cursos.itszo.edu.mx best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

cursos.itszo.edu.mx SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    UTF-8

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

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