3.5 sec in total
263 ms
3 sec
212 ms
Click here to check amazing LIBROS content for Spain. Otherwise, check out these important facts you probably never knew about libros.com
Publica tu libro por crowdfunding con el apoyo de los mecenas. Somos un espacio abierto a todo tipo de proyectos, desde novelas, poesía, relatos, hasta cómics o libros de fotografía. Gracias a la cola...
Visit libros.comWe analyzed Libros.com page load time and found that the first response time was 263 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
libros.com performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value6.5 s
9/100
25%
Value6.6 s
37/100
10%
Value200 ms
90/100
30%
Value0.224
56/100
15%
Value11.1 s
20/100
10%
263 ms
395 ms
253 ms
338 ms
253 ms
Our browser made a total of 88 requests to load all elements on the main page. We found that 48% of them (42 requests) were addressed to the original Libros.com, 8% (7 requests) were made to Apis.google.com and 7% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Libros.com.
Page size can be reduced by 828.4 kB (55%)
1.5 MB
678.1 kB
In fact, the total size of Libros.com main page is 1.5 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. 65% of websites need less resources to load. Javascripts take 853.3 kB which makes up the majority of the site volume.
Potential reduce by 27.0 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 27.0 kB or 74% of the original size.
Potential reduce by 26.6 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. LIBROS images are well optimized though.
Potential reduce by 545.3 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 545.3 kB or 64% of the original size.
Potential reduce by 229.5 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.com needs all CSS files to be minified and compressed as it can save up to 229.5 kB or 83% of the original size.
Number of requests can be reduced by 53 (67%)
79
26
The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LIBROS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
libros.com
263 ms
libros.com
395 ms
jquery.cookiebar.css
253 ms
jquery.js
338 ms
jquery.cookie.js
253 ms
jquery.cookiebar.js
254 ms
jquery-migrate-min.js
264 ms
tipsy.css
265 ms
jquery.tipsy.js
497 ms
io.inputDefault.js
498 ms
io.mask.js
502 ms
css
54 ms
jquery.cookies.js
506 ms
request.js
521 ms
jquery-ui.min.js
839 ms
searcher.js
788 ms
common2.css
789 ms
col.css
788 ms
5cols.css
789 ms
css
63 ms
io.popup.js
790 ms
jquery.md5.js
1057 ms
login.js
1057 ms
jquery.autogrow.js
1055 ms
logo_blank.gif
553 ms
magnifying-glass.png
554 ms
el-saqueo-de-los-ere.jpg
824 ms
luis-de-oteyza-el-oficio-de-investigar.jpg
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gurtel-la-trama.jpg
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siria-la-primavera-marchita.jpg
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peregrinos-del-amianto.jpg
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politica-en-serie.jpg
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maria-zambrano-y-la-raiz-desnuda.jpg
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hablando-con-caballos.jpg
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renacer-de-sus-cenizas.jpg
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este-huevo-es-mio.jpg
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la-justicia-del-mendigo.jpg
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venganza.jpg
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tierra-de-mujer.jpg
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dragon-nindenn-ka-yh-renacimiento.jpg
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instagram.png
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sdk.js
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xd_arbiter.php
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dc.js
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BLDaKFAxZZY
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follow_button.html
89 ms
bt-fb-small.png
1201 ms
widgets.js
65 ms
kYZt1bJ8UsGAPRGnkXPeFZ0EAVxt0G0biEntp43Qt6E.ttf
111 ms
EInbV5DfGHOiMmvb1Xr-honF5uFdDttMLvmWuJdhhgs.ttf
129 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
146 ms
plusone.js
144 ms
gtm.js
200 ms
follow_button.js
42 ms
__utm.gif
44 ms
ga.js
167 ms
analytics.js
168 ms
www-embed-player-vflZsBgOl.css
226 ms
www-embed-player.js
249 ms
base.js
386 ms
cb=gapi.loaded_0
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cb=gapi.loaded_1
106 ms
fastbutton
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button.831500944bc3eb7ea5276ccdc3f71d2e.js
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follow_button.6a78875565a912489e9aef879c881358.es.html
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__utm.gif
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ec.js
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postmessageRelay
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info.json
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cb=gapi.loaded_0
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cb=gapi.loaded_1
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W5F8_SL0XFawnjxHGsZjJA.ttf
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collect
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collect
14 ms
ga-audiences
47 ms
api.js
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core:rpc:shindig.random:shindig.sha1.js
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2536007149-postmessagerelay.js
131 ms
inspectlet.js
148 ms
6BOEML_YqI6cKINK5dmh8ZufcXg7sBa4jeB-I9gQ0xI.js
29 ms
ad_status.js
68 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
47 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
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95321404
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jot
107 ms
768.css
139 ms
480.css
84 ms
libros.com accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
libros.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
libros.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Tap targets are not sized appropriately
ES
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Libros.com 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 Libros.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.
libros.com
Open Graph description is not detected on the main page of LIBROS. 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: