Tools & Wizards About Us
buscalibre.us screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

buscalibre.us

Buscalibre | Compra Libros con Envío a todo el país

Page Load Speed

5.1 sec in total

First Response

12 ms

Resources Loaded

4.1 sec

Page Rendered

983 ms

buscalibre.us screenshot

About Website

Visit buscalibre.us now to see the best up-to-date Buscalibre content for United States and also check out these interesting facts you probably never knew about buscalibre.us

Buscalibre es la librería online con mayor variedad de libros. Venta de libros con envío a todo Estados Unidos.

Visit buscalibre.us

Key Findings

We analyzed Buscalibre.us page load time and found that the first response time was 12 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

buscalibre.us performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value5,230 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.49

17/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

buscalibre.us

12 ms

www.buscalibre.us

1724 ms

styles.pure.home20240610113200.css

35 ms

jquery-1.8.0_3-20211110.min.js

44 ms

barrasuperior202111221655.min.css

56 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 8% of them (2 requests) were addressed to the original Buscalibre.us, 58% (14 requests) were made to Statics.cdn0.buscalibre.com and 25% (6 requests) were made to Statics.cdn1.buscalibre.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Buscalibre.us.

Page Optimization Overview & Recommendations

Page size can be reduced by 731.1 kB (61%)

Content Size

1.2 MB

After Optimization

466.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Buscalibre.us main page is 1.2 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. 40% of websites need less resources to load. HTML takes 799.4 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 706.1 kB

  • Original 799.4 kB
  • After minification 764.7 kB
  • After compression 93.3 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 706.1 kB or 88% of the original size.

Image Optimization

-7%

Potential reduce by 24.2 kB

  • Original 332.9 kB
  • After minification 308.7 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. Buscalibre images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 27 B

  • Original 40.5 kB
  • After minification 40.5 kB
  • After compression 40.4 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

-3%

Potential reduce by 691 B

  • Original 24.7 kB
  • After minification 24.7 kB
  • After compression 24.0 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. Buscalibre.us has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (27%)

Requests Now

22

After Optimization

16

  • Images
  • JavaScript
  • CSS

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

Network Requests Diagram

buscalibre.us

buscalibre.us

12 ms

www.buscalibre.us

www.buscalibre.us

1724 ms

styles.pure.home20240610113200.css

styles.pure.home20240610113200.css

35 ms

jquery-1.8.0_3-20211110.min.js

jquery-1.8.0_3-20211110.min.js

44 ms

barrasuperior202111221655.min.css

barrasuperior202111221655.min.css

56 ms

jquery.autocomplete.min.comp.js

jquery.autocomplete.min.comp.js

56 ms

20240502122557.min.css

20240502122557.min.css

55 ms

lazysizes.min.js

lazysizes.min.js

34 ms

gtm.js

gtm.js

359 ms

css2

css2

35 ms

20240819191136cambiodepais.png

20240819191136cambiodepais.png

305 ms

portada-minibanner-buscadays-50dcto-usaa-jpg

portada-minibanner-buscadays-50dcto-usaa-jpg

762 ms

20180914-1600sprite-estrellas.png

20180914-1600sprite-estrellas.png

529 ms

20240611152510spritedetalle.png

20240611152510spritedetalle.png

528 ms

portada-minibanner-mb-buscadays-50-usa-fondo-jpg

portada-minibanner-mb-buscadays-50-usa-fondo-jpg

529 ms

portada-minibanner-mb-buscadays-50-usa-fondo3-jpg

portada-minibanner-mb-buscadays-50-usa-fondo3-jpg

532 ms

portada-minibanner-mb-buscadays-50-usa-fondo4-jpg

portada-minibanner-mb-buscadays-50-usa-fondo4-jpg

531 ms

20181129-1150spritedetalle.png

20181129-1150spritedetalle.png

379 ms

20231208132739buscalibre.png

20231208132739buscalibre.png

43 ms

20181129-1150spritedetalle.png

20181129-1150spritedetalle.png

202 ms

20240412195000envioexpress.png

20240412195000envioexpress.png

454 ms

portada-minibanner-buscadays-50dcto-usaa-png

portada-minibanner-buscadays-50dcto-usaa-png

14 ms

20190321-1818sprite.png

20190321-1818sprite.png

113 ms

spotify202301181850.png

spotify202301181850.png

45 ms

Accessibility Review

buscalibre.us 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

buscalibre.us 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

SEO Factors

buscalibre.us SEO score

91

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Buscalibre.us can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Buscalibre.us 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

buscalibre.us

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