9 sec in total
400 ms
8.1 sec
514 ms
Visit unilibro.it now to see the best up-to-date Unilibro content for Italy and also check out these interesting facts you probably never knew about unilibro.it
Vendita online di libri scontati, ebook, testi scolastici universitari e in lingua, cd dvd puzzle giochi e videogames, moleskine e cosmetici - spedizione gratis
Visit unilibro.itWe analyzed Unilibro.it page load time and found that the first response time was 400 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
unilibro.it performance score
name
value
score
weighting
Value3.2 s
42/100
10%
Value4.4 s
39/100
25%
Value4.6 s
70/100
10%
Value3,510 ms
1/100
30%
Value0.07
96/100
15%
Value8.8 s
36/100
10%
400 ms
709 ms
40 ms
391 ms
6 ms
Our browser made a total of 119 requests to load all elements on the main page. We found that 9% of them (11 requests) were addressed to the original Unilibro.it, 35% (42 requests) were made to Imc1.unilibro.it and 22% (26 requests) were made to Imc2.unilibro.it. The less responsive or slowest element that took the longest time to load (6.8 sec) relates to the external source Imc1.unilibro.it.
Page size can be reduced by 455.0 kB (16%)
2.8 MB
2.4 MB
In fact, the total size of Unilibro.it main page is 2.8 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. 55% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 220.6 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. This page needs HTML code to be minified as it can gain 79.4 kB, which is 32% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 220.6 kB or 88% of the original size.
Potential reduce by 110.5 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. Unilibro images are well optimized though.
Potential reduce by 75.8 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 75.8 kB or 56% of the original size.
Potential reduce by 48.1 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. Unilibro.it needs all CSS files to be minified and compressed as it can save up to 48.1 kB or 83% of the original size.
Number of requests can be reduced by 4 (3%)
117
113
The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Unilibro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
unilibro.it
400 ms
www.unilibro.it
709 ms
css
40 ms
style-v522.css
391 ms
jquery.min.js
6 ms
modernizr-2.0.6.min.js
297 ms
responsiveslides.min.js
197 ms
jquery.cookie.js
199 ms
silvestri-bb.jpg
726 ms
9788811684091g.jpg
261 ms
9788856648522g.jpg
2314 ms
9788811670841g.jpg
262 ms
unilibro-n.gif
440 ms
sprite-new.png
1006 ms
9788817086905g.jpg
793 ms
9788842926580g.jpg
474 ms
9788806230883g.jpg
6793 ms
9788804652298g.jpg
749 ms
9788806218409g.jpg
1261 ms
9788804661184g.jpg
1366 ms
9788845278655p.jpg
570 ms
9788845278631p.jpg
1150 ms
9788865436189g.jpg
1556 ms
9788823513532g.jpg
1466 ms
9788845280818g.jpg
1450 ms
9788820059491g.jpg
1666 ms
9788807881558g.jpg
1770 ms
9788854511194g.jpg
1695 ms
9788845929250g.jpg
1672 ms
8032807062556g.jpg
1858 ms
5053083064150g.jpg
2447 ms
4050538192735g.jpg
2557 ms
0888751805521g.jpg
1810 ms
0888751738621g.jpg
1872 ms
0602547634849g.jpg
2567 ms
8008324052806g.jpg
2646 ms
5010994772833g.jpg
2456 ms
5010994643287g.jpg
2794 ms
8008324049080g.jpg
2862 ms
8008324047871g.jpg
2860 ms
3760156480084g.jpg
2570 ms
045496335328g.jpg
2970 ms
9788856654202g.jpg
2967 ms
9788817086431g.jpg
3099 ms
9788806212193g.jpg
3076 ms
9788865845233g.jpg
3176 ms
9788865840757g.jpg
3178 ms
9788880687184g.jpg
3379 ms
9788820057190g.jpg
3386 ms
9788845278648p.jpg
258 ms
9788811670179g.jpg
1891 ms
9788820060060g.jpg
257 ms
9788838934452g.jpg
686 ms
9788856637779g.jpg
257 ms
5051891135406g.jpg
786 ms
8051766032592g.jpg
259 ms
8032807062303g.jpg
259 ms
8032584970785g.jpg
3099 ms
5010994879914g.jpg
259 ms
5030917162572g.jpg
260 ms
5030917162350g.jpg
784 ms
8717418463113g.jpg
689 ms
5051891133921g.jpg
690 ms
9788856654417g.jpg
1564 ms
9788804604600g.jpg
785 ms
9788865845301g.jpg
785 ms
9788865845424g.jpg
785 ms
9788804654940g.jpg
1674 ms
9788817063654g.jpg
787 ms
9788863113228g.jpg
788 ms
9788863113099g.jpg
789 ms
9788864910093g.jpg
804 ms
9788845278662p.jpg
244 ms
9788811671381g.jpg
768 ms
9788811689270g.jpg
2108 ms
9788830444409g.jpg
1792 ms
9788804658221g.jpg
265 ms
5051891135567g.jpg
1979 ms
8057092008683g.jpg
244 ms
8010312118715g.jpg
245 ms
0602547685445g.jpg
248 ms
0851365006103g.jpg
251 ms
0888751865129g.jpg
253 ms
5702014601147g.jpg
662 ms
5702014959422g.jpg
677 ms
5026555296854g.jpg
1335 ms
5030938112921g.jpg
679 ms
9788875213619g.jpg
682 ms
9788845275395g.jpg
684 ms
9788845247897g.jpg
1907 ms
9788865842195g.jpg
769 ms
9788865843857g.jpg
771 ms
9788865844250g.jpg
771 ms
9788865841358g.jpg
773 ms
9788817080255g.jpg
774 ms
9788856640304g.jpg
777 ms
9788842926443g.jpg
1452 ms
cif-bb.jpg
231 ms
elefanti-bb.jpg
231 ms
peanuts-bb.jpg
1326 ms
eco16-bb.jpg
231 ms
social-sprite.gif
107 ms
footer-sprite.gif
108 ms
ga.js
40 ms
SectionMenu
228 ms
__utm.gif
16 ms
9788869050169g.jpg
3845 ms
gambe-bb.jpg
15 ms
scolastici-bb.jpg
15 ms
purity-bb.jpg
13 ms
librialcinema-bb.jpg
15 ms
insideout15-bb.jpg
914 ms
spesegratis15-bb.jpg
1503 ms
ravensburger-bb.jpg
15 ms
9788806225636g.jpg
2949 ms
9788809205314g.jpg
3006 ms
9788888072395g.jpg
2951 ms
9788863113082g.jpg
2915 ms
9788862291637g.jpg
2278 ms
unilibro.it 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Form elements do not have associated labels
unilibro.it 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
unilibro.it 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
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Unilibro.it 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 English. Our system also found out that Unilibro.it 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.
unilibro.it
Open Graph description is not detected on the main page of Unilibro. 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: