Report Summary

  • 25

    Performance

    Renders faster than
    45% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    34% of websites

  • 92

    SEO

    Google-friendlier than
    79% of websites

tendencias21.net

Tendencias21 • Ciencia, tecnología, sociedad y cultura

Page Load Speed

16.4 sec in total

First Response

1.4 sec

Resources Loaded

14.5 sec

Page Rendered

541 ms

tendencias21.net screenshot

About Website

Click here to check amazing Tendencias21 content for Argentina. Otherwise, check out these important facts you probably never knew about tendencias21.net

Ciencia, tecnología, sociedad y cultura

Visit tendencias21.net

Key Findings

We analyzed Tendencias21.net page load time and found that the first response time was 1.4 sec and then it took 15.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

tendencias21.net performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value6.7 s

37/100

10%

TBT (Total Blocking Time)

Value5,100 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value16.9 s

5/100

10%

Network Requests Diagram

tendencias21.net

1366 ms

www.tendencias21.net

545 ms

style_31.css

184 ms

style.css

195 ms

fonts.css

203 ms

Our browser made a total of 231 requests to load all elements on the main page. We found that 60% of them (139 requests) were addressed to the original Tendencias21.net, 5% (11 requests) were made to Pagead2.googlesyndication.com and 3% (8 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (7.9 sec) belongs to the original domain Tendencias21.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.8 MB (14%)

Content Size

12.5 MB

After Optimization

10.7 MB

In fact, the total size of Tendencias21.net main page is 12.5 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. 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 10.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 195.9 kB

  • Original 242.9 kB
  • After minification 232.0 kB
  • After compression 47.0 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 195.9 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 520.1 kB

  • Original 10.8 MB
  • After minification 10.3 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. Tendencias21 images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 567.9 kB

  • Original 857.1 kB
  • After minification 853.6 kB
  • After compression 289.1 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 567.9 kB or 66% of the original size.

CSS Optimization

-88%

Potential reduce by 504.7 kB

  • Original 570.7 kB
  • After minification 527.2 kB
  • After compression 66.0 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. Tendencias21.net needs all CSS files to be minified and compressed as it can save up to 504.7 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 105 (47%)

Requests Now

223

After Optimization

118

The browser has sent 223 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tendencias21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tendencias21.net accessibility score

89

Accessibility Issues

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

Buttons do not have an accessible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

tendencias21.net best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

tendencias21.net SEO score

92

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

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 Tendencias21.net 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 Tendencias21.net 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 data is detected on the main page of Tendencias21. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: