2.7 sec in total
464 ms
2 sec
224 ms
Click here to check amazing Libros Gratis content for Spain. Otherwise, check out these important facts you probably never knew about libros-gratis.info
Buscador de libros para descargar gratis y libros para leer online en la red. Ebooks gratis para descargar para Kindle, Nook, Ipad, smartphones y tabletas.
Visit libros-gratis.infoWe analyzed Libros-gratis.info page load time and found that the first response time was 464 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
libros-gratis.info performance score
name
value
score
weighting
Value2.9 s
55/100
10%
Value3.0 s
78/100
25%
Value5.0 s
64/100
10%
Value270 ms
82/100
30%
Value0.019
100/100
15%
Value7.4 s
49/100
10%
464 ms
158 ms
340 ms
161 ms
351 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 9% of them (3 requests) were addressed to the original Libros-gratis.info, 24% (8 requests) were made to Google.com and 24% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (775 ms) relates to the external source Static.xx.fbcdn.net.
Page size can be reduced by 64.5 kB (40%)
159.9 kB
95.5 kB
In fact, the total size of Libros-gratis.info main page is 159.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Javascripts take 114.7 kB which makes up the majority of the site volume.
Potential reduce by 13.0 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 13.0 kB or 68% of the original size.
Potential reduce by 525 B
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. Libros Gratis images are well optimized though.
Potential reduce by 38.1 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 38.1 kB or 33% of the original size.
Potential reduce by 12.8 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. Libros-gratis.info needs all CSS files to be minified and compressed as it can save up to 12.8 kB or 80% of the original size.
Number of requests can be reduced by 14 (47%)
30
16
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Libros Gratis. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
libros-gratis.info
464 ms
style.css
158 ms
free-books.jpg
340 ms
cse.js
161 ms
platform.js
351 ms
widgets.js
273 ms
analytics.js
126 ms
i.gif
145 ms
s9.g
123 ms
collect
54 ms
cse.js
218 ms
like.php
327 ms
cb=gapi.loaded_0
52 ms
cb=gapi.loaded_1
122 ms
fastbutton
206 ms
jsapi
188 ms
postmessageRelay
206 ms
Of-YZRAFweH.js
697 ms
LVx-xkvaJ0b.png
775 ms
cb=gapi.loaded_0
57 ms
cb=gapi.loaded_1
78 ms
default+es.css
49 ms
shiny.css
120 ms
default+es.I.js
372 ms
shiny.css
77 ms
3193398744-postmessagerelay.js
343 ms
rpc:shindig_random.js
123 ms
async-ads.js
381 ms
google_custom_search_watermark.gif
72 ms
cse_theme_shiny_form_bg.png
62 ms
small-logo.png
79 ms
clear.gif
77 ms
cb=gapi.loaded_0
77 ms
libros-gratis.info accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
libros-gratis.info best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
libros-gratis.info SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
N/A
ES
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Libros-gratis.info can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Spanish. Our system also found out that Libros-gratis.info main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
libros-gratis.info
Open Graph description is not detected on the main page of Libros Gratis. 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: