Tools & Wizards About Us
jacabook.it screenshot

Report Summary

  • 0

    Performance

  • 33

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

jacabook.it

JACA BOOK - Libri on-line - Saggistica, Art books, Educational, Letteratura

Page Load Speed

1.8 sec in total

First Response

491 ms

Resources Loaded

1.2 sec

Page Rendered

93 ms

jacabook.it screenshot

About Website

Click here to check amazing JACA BOOK content for Italy. Otherwise, check out these important facts you probably never knew about jacabook.it

Editoriale Jaca Book, Milano. Ha iniziato le sue pubblicazioni nel 1966. In catalogo circa 3.500 titoli nei diversi campi, realizza coedizioni internazionali. Liberia aperta al pubblico. I Dipartiment...

Visit jacabook.it

Key Findings

We analyzed Jacabook.it page load time and found that the first response time was 491 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

jacabook.it performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

jacabook.it

491 ms

top-n.htm

195 ms

SX-N.htm

297 ms

MAIN-N.htm

691 ms

ricerche-n.gif

102 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that all of those requests were addressed to Jacabook.it and no external sources were called. The less responsive or slowest element that took the longest time to load (691 ms) belongs to the original domain Jacabook.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.8 kB (66%)

Content Size

5.8 kB

After Optimization

2.0 kB

  • HTML
  • CSS

In fact, the total size of Jacabook.it main page is 5.8 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. Only 5% of websites need less resources to load. HTML takes 3.4 kB which makes up the majority of the site volume.

HTML Optimization

-54%

Potential reduce by 1.8 kB

  • Original 3.4 kB
  • After minification 3.4 kB
  • After compression 1.6 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. 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 1.8 kB or 54% of the original size.

CSS Optimization

-82%

Potential reduce by 2.0 kB

  • Original 2.4 kB
  • After minification 1.7 kB
  • After compression 422 B

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. Jacabook.it needs all CSS files to be minified and compressed as it can save up to 2.0 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

15

After Optimization

15

  • AJAX
  • Images
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JACA BOOK. According to our analytics all requests are already optimized.

Network Requests Diagram

jacabook.it

jacabook.it

491 ms

top-n.htm

top-n.htm

195 ms

SX-N.htm

SX-N.htm

297 ms

MAIN-N.htm

MAIN-N.htm

691 ms

ricerche-n.gif

ricerche-n.gif

102 ms

logo-bor.GIF

logo-bor.GIF

103 ms

english-n.gif

english-n.gif

201 ms

acquisti-ita.GIF

acquisti-ita.GIF

200 ms

fondo-.GIF

fondo-.GIF

197 ms

barra-bianca.GIF

barra-bianca.GIF

200 ms

cssmenuhorizontal.css

cssmenuhorizontal.css

199 ms

menu-nuovo2.gif

menu-nuovo2.gif

301 ms

fondo-.gif

fondo-.gif

99 ms

novita-febb.gif

novita-febb.gif

101 ms

eventi.gif

eventi.gif

101 ms

face.gif

face.gif

101 ms

Accessibility Review

jacabook.it accessibility score

33

Accessibility Issues

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

High

<frame> or <iframe> elements do not have a title

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

jacabook.it best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

jacabook.it SEO score

73

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    IT

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jacabook.it can be misinterpreted by Google and other search engines. Our service has detected that Italian 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 Jacabook.it 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.

Social Sharing Optimization

jacabook.it

Open Graph description is not detected on the main page of JACA BOOK. 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: