Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

t21.com.mx

T21 – Líder en noticias del Sector Transporte y Logística, Aéreo, Marítimo, Terrestre y Ferroviario, en México y Latinoamérica.

Page Load Speed

3.7 sec in total

First Response

237 ms

Resources Loaded

2.8 sec

Page Rendered

680 ms

t21.com.mx screenshot

About Website

Welcome to t21.com.mx homepage info - get ready to check T21 best content for Mexico right away, or after learning these important things about t21.com.mx

Lider en noticias del sector transporte y logística, aéreo, marítimo, terrestre y ferroviario, en México y Latinoamérica.

Visit t21.com.mx

Key Findings

We analyzed T21.com.mx page load time and found that the first response time was 237 ms and then it took 3.4 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

t21.com.mx performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value12.1 s

4/100

10%

TBT (Total Blocking Time)

Value1,010 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.597

11/100

15%

TTI (Time to Interactive)

Value20.1 s

2/100

10%

Network Requests Diagram

t21.com.mx

237 ms

css

24 ms

css_c4a84ca3d0937b53cf0f048c716a96e6.css

64 ms

css_882c44755b13a440c45988fe65e85b2c.css

530 ms

css_2179abb98fb81e810524bf9f132f1e21.css

33 ms

Our browser made a total of 223 requests to load all elements on the main page. We found that 33% of them (74 requests) were addressed to the original T21.com.mx, 32% (71 requests) were made to Fonts.gstatic.com and 9% (20 requests) were made to Static-cdn2.ustream.tv. The less responsive or slowest element that took the longest time to load (784 ms) belongs to the original domain T21.com.mx.

Page Optimization Overview & Recommendations

Page size can be reduced by 976.8 kB (40%)

Content Size

2.5 MB

After Optimization

1.5 MB

In fact, the total size of T21.com.mx main page is 2.5 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. 85% 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 94.1 kB

  • Original 112.3 kB
  • After minification 101.9 kB
  • After compression 18.2 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. 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 94.1 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 59.0 kB

  • Original 1.2 MB
  • After minification 1.1 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. T21 images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 600.0 kB

  • Original 873.8 kB
  • After minification 803.3 kB
  • After compression 273.9 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 600.0 kB or 69% of the original size.

CSS Optimization

-81%

Potential reduce by 223.6 kB

  • Original 276.4 kB
  • After minification 255.5 kB
  • After compression 52.8 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. T21.com.mx needs all CSS files to be minified and compressed as it can save up to 223.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 65 (45%)

Requests Now

143

After Optimization

78

The browser has sent 143 CSS, Javascripts, AJAX and image requests in order to completely render the main page of T21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

t21.com.mx accessibility score

88

Accessibility Issues

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

t21.com.mx 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

SEO Factors

t21.com.mx SEO score

77

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 T21.com.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 T21.com.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 T21. 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: