Tools & Wizards About Us
fr.nicebooks.com screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

fr.nicebooks.com

NiceBooks, recherche de livres par ISBN, comparateur de prix de livres

Page Load Speed

9.4 sec in total

First Response

681 ms

Resources Loaded

6.1 sec

Page Rendered

2.7 sec

fr.nicebooks.com screenshot

About Website

Click here to check amazing Fr Nice Books content for United States. Otherwise, check out these important facts you probably never knew about fr.nicebooks.com

NiceBooks propose un choix de plusieurs millions de livres à rechercher par ISBN, et compare les prix des plus grandes librairies en ligne.

Visit fr.nicebooks.com

Key Findings

We analyzed Fr.nicebooks.com page load time and found that the first response time was 681 ms and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

fr.nicebooks.com performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value6.5 s

58/100

10%

Network Requests Diagram

fr.nicebooks.com

681 ms

css

58 ms

public.css

87 ms

polyfill.min.js

303 ms

axios.min.js

45 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Fr.nicebooks.com, 67% (58 requests) were made to Images.nicebooks.com and 21% (18 requests) were made to Static.nicebooks.com. The less responsive or slowest element that took the longest time to load (4.1 sec) relates to the external source Images.nicebooks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 58.4 kB (2%)

Content Size

2.5 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fr.nicebooks.com main page is 2.5 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. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 55.0 kB

  • Original 69.6 kB
  • After minification 66.8 kB
  • After compression 14.6 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 55.0 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.4 MB
  • After minification 2.4 MB

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. Fr Nice Books images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 1.7 kB

  • Original 46.1 kB
  • After minification 46.0 kB
  • After compression 44.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-4%

Potential reduce by 1.7 kB

  • Original 49.3 kB
  • After minification 49.3 kB
  • After compression 47.6 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. Fr.nicebooks.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (16%)

Requests Now

80

After Optimization

67

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fr Nice Books. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

fr.nicebooks.com

fr.nicebooks.com

681 ms

css

css

58 ms

public.css

public.css

87 ms

polyfill.min.js

polyfill.min.js

303 ms

axios.min.js

axios.min.js

45 ms

modal.js

modal.js

51 ms

public.js

public.js

44 ms

sweetalert2@10

sweetalert2@10

56 ms

2f9520c51538fd5612b287b02ba04499a1444591

2f9520c51538fd5612b287b02ba04499a1444591

352 ms

header.png

header.png

22 ms

logo.svg

logo.svg

56 ms

user.svg

user.svg

40 ms

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393 ms

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720 ms

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800 ms

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468 ms

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713 ms

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760 ms

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898 ms

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986 ms

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1027 ms

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1057 ms

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1306 ms

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1406 ms

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1682 ms

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2106 ms

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2367 ms

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1709 ms

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1860 ms

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2560 ms

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2092 ms

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2175 ms

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2261 ms

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2522 ms

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2680 ms

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2648 ms

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2666 ms

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2929 ms

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2920 ms

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2808 ms

all.min.css

all.min.css

25 ms

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86 ms

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102 ms

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104 ms

js

js

149 ms

bat.js

bat.js

94 ms

analytics.js

analytics.js

91 ms

CA.gif

CA.gif

59 ms

DE.gif

DE.gif

62 ms

ES.gif

ES.gif

62 ms

FR.gif

FR.gif

62 ms

GB.gif

GB.gif

67 ms

IT.gif

IT.gif

70 ms

US.gif

US.gif

68 ms

collect

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27 ms

fa-regular-400.woff

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723 ms

fa-light-300.woff

fa-light-300.woff

656 ms

fa-solid-900.woff

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618 ms

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2805 ms

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2475 ms

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3240 ms

Accessibility Review

fr.nicebooks.com accessibility score

80

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

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

fr.nicebooks.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

fr.nicebooks.com SEO score

100

Search Engine Optimization Advices

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 uses legible font sizes

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

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

Social Sharing Optimization

fr.nicebooks.com

Open Graph description is not detected on the main page of Fr Nice Books. 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: