Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

trabalibros.com

Trabalibros - red de libros, libros en red

Page Load Speed

2.8 sec in total

First Response

60 ms

Resources Loaded

2.3 sec

Page Rendered

413 ms

trabalibros.com screenshot

About Website

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

Web abierta con vida propia donde libros, autores y lectores traban interesantes y extrañas conexiones

Visit trabalibros.com

Key Findings

We analyzed Trabalibros.com page load time and found that the first response time was 60 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

trabalibros.com performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value15.1 s

0/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value3,610 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.539

14/100

15%

TTI (Time to Interactive)

Value23.3 s

1/100

10%

Network Requests Diagram

trabalibros.com

60 ms

trabalibros.com

244 ms

iepp.1-5-1.min.js

211 ms

jquery-1.2.6.min.js

327 ms

jquery.min.js

47 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 45% of them (35 requests) were addressed to the original Trabalibros.com, 13% (10 requests) were made to Youtube.com and 6% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Trabalibros.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 123.3 kB (7%)

Content Size

1.9 MB

After Optimization

1.8 MB

In fact, the total size of Trabalibros.com main page is 1.9 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 996.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 37.7 kB

  • Original 50.0 kB
  • After minification 50.0 kB
  • After compression 12.4 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 37.7 kB or 75% of the original size.

Image Optimization

-6%

Potential reduce by 60.5 kB

  • Original 996.9 kB
  • After minification 936.3 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. Trabalibros images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 24.8 kB

  • Original 691.4 kB
  • After minification 691.4 kB
  • After compression 666.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 304 B

  • Original 142.4 kB
  • After minification 142.4 kB
  • After compression 142.1 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. Trabalibros.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (48%)

Requests Now

67

After Optimization

35

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trabalibros. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

trabalibros.com accessibility score

97

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.

Best Practices

trabalibros.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

trabalibros.com SEO score

100

Search Engine Optimization Advices

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

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 Trabalibros.com 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 Trabalibros.com 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 Trabalibros. 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: