Access bibliocucuta.org. Biblioteca Pública Julio Pérez Ferrero

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value102.4 s

0/100

25%

SI (Speed Index)

Value18.7 s

0/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.451

20/100

15%

TTI (Time to Interactive)

Value67.5 s

0/100

10%

bibliocucuta.org

801 ms

css

26 ms

css

37 ms

index.css

183 ms

jquery.min.js

336 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 36% of them (42 requests) were addressed to the original Bibliocucuta.org, 19% (22 requests) were made to Pbs.twimg.com and 16% (19 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Bibliocucuta.org.

Content Size

5.7 MB

After Optimization

4.9 MB

In fact, the total size of Bibliocucuta.org main page is 5.7 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. 70% of websites need less resources to load. Images take 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 87.2 kB

Original 102.0 kB
After minification 96.0 kB
After compression 14.7 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 87.2 kB or 86% of the original size.

Image Optimization

-11%

Potential reduce by 581.7 kB

Original 5.4 MB
After minification 4.8 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, Bibliocucuta needs image optimization as it can save up to 581.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-58%

Potential reduce by 85.5 kB

Original 146.6 kB
After minification 141.4 kB
After compression 61.1 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 85.5 kB or 58% of the original size.

CSS Optimization

-80%

Potential reduce by 9.1 kB

Original 11.3 kB
After minification 9.0 kB
After compression 2.2 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. Bibliocucuta.org needs all CSS files to be minified and compressed as it can save up to 9.1 kB or 80% of the original size.

Requests Now

112

After Optimization

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bibliocucuta. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

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 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

Links do not have a discernible name

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

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

High

Links are not crawlable

High

Page is blocked from indexing

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 Bibliocucuta.org 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 Bibliocucuta.org 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

bibliocucuta.org

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Biblioteca Pública Julio Pérez Ferrero

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

bibliocucuta.org

css

css

index.css

jquery.min.js

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

bibliocucuta.org

css

css

index.css

jquery.min.js

jquery-ui.min.js

jquery.backgroundPosition.js

coin-slider.js

index.js

jquery.simplemodal.js

ifr

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

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