Tools & Wizards About Us
m.exlibris.ch screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

m.exlibris.ch

Online-Shop für Bücher, CDs, DVDs & Spiele | Ex Libris

Page Load Speed

3 sec in total

First Response

507 ms

Resources Loaded

2.3 sec

Page Rendered

164 ms

m.exlibris.ch screenshot

About Website

Welcome to m.exlibris.ch homepage info - get ready to check M Ex Libris best content for Switzerland right away, or after learning these important things about m.exlibris.ch

Ex Libris, der günstige Online-Shop für Bücher, English Books, CDs, DVDs, Spiele, Brettspiele & mehr. Lieferung portofrei. Jetzt entdecken!

Visit m.exlibris.ch

Key Findings

We analyzed M.exlibris.ch page load time and found that the first response time was 507 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

m.exlibris.ch performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value4,750 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.7 s

1/100

10%

Network Requests Diagram

507 ms

mobile.css

315 ms

jquery-2.0.3.js

498 ms

utils.js

209 ms

NLNHelper.js

313 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 53% of them (17 requests) were addressed to the original M.exlibris.ch, 19% (6 requests) were made to Exlibris.ch and 13% (4 requests) were made to Exlibris.blob.core.windows.net. The less responsive or slowest element that took the longest time to load (570 ms) relates to the external source Exlibris.blob.core.windows.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 295.7 kB (45%)

Content Size

659.3 kB

After Optimization

363.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of M.exlibris.ch main page is 659.3 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. Images take 301.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 69.4 kB

  • Original 88.3 kB
  • After minification 84.7 kB
  • After compression 18.9 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 69.4 kB or 79% of the original size.

Image Optimization

-10%

Potential reduce by 30.1 kB

  • Original 301.9 kB
  • After minification 271.8 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. M Ex Libris images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 126.1 kB

  • Original 185.7 kB
  • After minification 152.4 kB
  • After compression 59.6 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 126.1 kB or 68% of the original size.

CSS Optimization

-84%

Potential reduce by 70.1 kB

  • Original 83.4 kB
  • After minification 72.2 kB
  • After compression 13.3 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. M.exlibris.ch needs all CSS files to be minified and compressed as it can save up to 70.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (20%)

Requests Now

30

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of M Ex Libris. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

507 ms

mobile.css

mobile.css

315 ms

jquery-2.0.3.js

jquery-2.0.3.js

498 ms

utils.js

utils.js

209 ms

NLNHelper.js

NLNHelper.js

313 ms

main.js

main.js

324 ms

ga.js

ga.js

5 ms

trackjs.js

trackjs.js

495 ms

__utm.gif

__utm.gif

12 ms

collect

collect

53 ms

track.php

track.php

162 ms

3fachcumulus_maerz2016_820x260.jpg

3fachcumulus_maerz2016_820x260.jpg

448 ms

sprite-icons-1.png

sprite-icons-1.png

116 ms

ajax-loader.gif

ajax-loader.gif

105 ms

417 ms

sprite-icons-4.png

sprite-icons-4.png

314 ms

giftcard-1@2x.png

giftcard-1@2x.png

112 ms

sprite-social-1.png

sprite-social-1.png

196 ms

sprite-icons-7.png

sprite-icons-7.png

216 ms

9783426517390xl.jpg

9783426517390xl.jpg

450 ms

9783956492860xl.jpg

9783956492860xl.jpg

462 ms

9783453270459xl.jpg

9783453270459xl.jpg

550 ms

9783785725672xl.jpg

9783785725672xl.jpg

570 ms

logo-exl-1.png

logo-exl-1.png

208 ms

sprite-icons-2.png

sprite-icons-2.png

298 ms

sprite-icons-3.png

sprite-icons-3.png

318 ms

books@2x.png

books@2x.png

419 ms

music@2x.png

music@2x.png

435 ms

movies@2x.png

movies@2x.png

430 ms

disney@2x.png

disney@2x.png

433 ms

games@2x.png

games@2x.png

433 ms

actspec@2x.png

actspec@2x.png

431 ms

Accessibility Review

m.exlibris.ch accessibility score

79

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

m.exlibris.ch 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

m.exlibris.ch SEO score

91

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

m.exlibris.ch

Open Graph description is not detected on the main page of M Ex Libris. 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: