Report Summary

  • 27

    Performance

    Renders faster than
    47% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

books.inmondadori.it

Libri online, eBook, Musica, DVD, Giochi - Mondadori Store

Page Load Speed

5.3 sec in total

First Response

457 ms

Resources Loaded

4.6 sec

Page Rendered

234 ms

books.inmondadori.it screenshot

About Website

Welcome to books.inmondadori.it homepage info - get ready to check Books In Mondadori best content right away, or after learning these important things about books.inmondadori.it

Mondadori Store è la libreria online dove acquistare libri, eBook, cd, dvd, videogiochi e idee regalo. Letture e intrattenimento per ogni occasione!

Visit books.inmondadori.it

Key Findings

We analyzed Books.inmondadori.it page load time and found that the first response time was 457 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

books.inmondadori.it performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.291

41/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

books.inmondadori.it

457 ms

books.mondadoristore.it

332 ms

1020 ms

css

72 ms

commons.css

225 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Books.inmondadori.it, 56% (60 requests) were made to Books.mondadoristore.it and 26% (28 requests) were made to Mondadoristore.it. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Books.mondadoristore.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 194.5 kB (55%)

Content Size

355.4 kB

After Optimization

161.0 kB

In fact, the total size of Books.inmondadori.it main page is 355.4 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. 40% of websites need less resources to load. Javascripts take 150.6 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 95.1 kB

  • Original 112.3 kB
  • After minification 86.2 kB
  • After compression 17.2 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 26.2 kB, which is 23% 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 95.1 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 1.6 kB

  • Original 78.8 kB
  • After minification 77.2 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. Books In Mondadori images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 86.6 kB

  • Original 150.6 kB
  • After minification 150.5 kB
  • After compression 64.0 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 86.6 kB or 58% of the original size.

CSS Optimization

-82%

Potential reduce by 11.2 kB

  • Original 13.7 kB
  • After minification 11.5 kB
  • After compression 2.5 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. Books.inmondadori.it needs all CSS files to be minified and compressed as it can save up to 11.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (58%)

Requests Now

81

After Optimization

34

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Books In Mondadori. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

books.inmondadori.it accessibility score

71

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

books.inmondadori.it best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

books.inmondadori.it SEO score

76

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    IT

  • Language Claimed

    IT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Books.inmondadori.it can be misinterpreted by Google and other search engines. Our service has detected that Italian is used on the page, and it matches the claimed language. Our system also found out that Books.inmondadori.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Books In Mondadori. 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: