358 ms in total
49 ms
136 ms
173 ms
Welcome to biblioteca.org.ar homepage info - get ready to check Biblioteca best content for Spain right away, or after learning these important things about biblioteca.org.ar
La Biblioteca Virtual Universal, integrada por voluntarios honorarios, es la más variada en lengua castellana, presentando más de 18000 obras digitalizadas de literatura general, educativas y técnicas...
Visit biblioteca.org.arWe analyzed Biblioteca.org.ar page load time and found that the first response time was 49 ms and then it took 309 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
biblioteca.org.ar performance score
name
value
score
weighting
Value1.5 s
96/100
10%
Value2.0 s
97/100
25%
Value1.7 s
100/100
10%
Value320 ms
77/100
30%
Value0
100/100
15%
Value3.7 s
91/100
10%
49 ms
39 ms
28 ms
25 ms
26 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 92% of them (49 requests) were addressed to the original Biblioteca.org.ar, 8% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (69 ms) belongs to the original domain Biblioteca.org.ar.
Page size can be reduced by 52.8 kB (51%)
103.8 kB
51.0 kB
In fact, the total size of Biblioteca.org.ar main page is 103.8 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. 20% of websites need less resources to load. Javascripts take 70.1 kB which makes up the majority of the site volume.
Potential reduce by 20.7 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 20.7 kB or 78% of the original size.
Potential reduce by 20 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. Biblioteca images are well optimized though.
Potential reduce by 32.0 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 32.0 kB or 46% of the original size.
Number of requests can be reduced by 36 (69%)
52
16
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biblioteca. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
biblioteca.org.ar
49 ms
analytics.js
39 ms
newback4.gif
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pedido.gif
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images.gif
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inglaterra.gif
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italia.gif
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bibliotecas.gif
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biblioteca.org.ar 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
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
biblioteca.org.ar best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
biblioteca.org.ar SEO score
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
ES
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biblioteca.org.ar 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 Biblioteca.org.ar main page’s claimed encoding is . 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.
biblioteca.org.ar
Open Graph description is not detected on the main page of Biblioteca. 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: