Tools & Wizards About Us
lindeverlag.ciando.com screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

lindeverlag.ciando.com

Linde Verlag eBooks - powered by ciando.com eBooks - Deutschlands großer eBook Store für MAC und gängige eBook Reader

Page Load Speed

3 sec in total

First Response

363 ms

Resources Loaded

2.4 sec

Page Rendered

164 ms

lindeverlag.ciando.com screenshot

About Website

Visit lindeverlag.ciando.com now to see the best up-to-date Linde Verlag Ciando content for Germany and also check out these interesting facts you probably never knew about lindeverlag.ciando.com

Linde Verlag eBooks - powered by ciando.com ist der große eBook-Händler im deutschen Sprachraum. Bei Linde Verlag eBooks - powered by ciando.com bekommen Sie Bücher - per Download, geeignet für MAC, L...

Visit lindeverlag.ciando.com

Key Findings

We analyzed Lindeverlag.ciando.com page load time and found that the first response time was 363 ms and then it took 2.6 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

lindeverlag.ciando.com performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

lindeverlag.ciando.com

363 ms

lindeverlag.css

732 ms

jquery-ui-1.7.2.custom.css

623 ms

linde.js

622 ms

jquery-1.7.2.min.js

940 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 98% of them (55 requests) were addressed to the original Lindeverlag.ciando.com, 2% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (965 ms) belongs to the original domain Lindeverlag.ciando.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 229.4 kB (39%)

Content Size

582.0 kB

After Optimization

352.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lindeverlag.ciando.com main page is 582.0 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 306.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 24.1 kB

  • Original 31.5 kB
  • After minification 31.0 kB
  • After compression 7.4 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 24.1 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 17.7 kB

  • Original 306.2 kB
  • After minification 288.5 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. Linde Verlag Ciando images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 114.7 kB

  • Original 159.4 kB
  • After minification 130.7 kB
  • After compression 44.7 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 114.7 kB or 72% of the original size.

CSS Optimization

-86%

Potential reduce by 72.9 kB

  • Original 84.9 kB
  • After minification 65.4 kB
  • After compression 12.0 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. Lindeverlag.ciando.com needs all CSS files to be minified and compressed as it can save up to 72.9 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (27%)

Requests Now

55

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Linde Verlag Ciando. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lindeverlag.ciando.com

lindeverlag.ciando.com

363 ms

lindeverlag.css

lindeverlag.css

732 ms

jquery-ui-1.7.2.custom.css

jquery-ui-1.7.2.custom.css

623 ms

linde.js

linde.js

622 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

940 ms

easySlider_ciando.js

easySlider_ciando.js

625 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

522 ms

easySlider_buch.js

easySlider_buch.js

631 ms

lindeverlagslider.css

lindeverlagslider.css

730 ms

slides.min.jquery.js

slides.min.jquery.js

734 ms

cookieconsent.js

cookieconsent.js

735 ms

hintergrund.png

hintergrund.png

119 ms

logo_background.jpg

logo_background.jpg

119 ms

logo.png

logo.png

121 ms

pipe.png

pipe.png

116 ms

pfeil_grau_rechts.png

pfeil_grau_rechts.png

123 ms

leiste_links.jpg

leiste_links.jpg

117 ms

leiste_mitte.jpg

leiste_mitte.jpg

228 ms

logo_adobe.jpg

logo_adobe.jpg

226 ms

leiste_rechts.jpg

leiste_rechts.jpg

224 ms

grauer_kasten_leer.png

grauer_kasten_leer.png

230 ms

frame_left_right.png

frame_left_right.png

232 ms

feld_suche.png

feld_suche.png

233 ms

button_los.jpg

button_los.jpg

328 ms

pfeil_expertensuche.png

pfeil_expertensuche.png

333 ms

frame_bottom.png

frame_bottom.png

336 ms

slide-1.jpg

slide-1.jpg

341 ms

slide-2.jpg

slide-2.jpg

551 ms

slide-3.jpg

slide-3.jpg

553 ms

slide-4.jpg

slide-4.jpg

634 ms

slide-5.jpg

slide-5.jpg

651 ms

arrow-prev.png

arrow-prev.png

444 ms

arrow-next.png

arrow-next.png

448 ms

hello_l.jpg

hello_l.jpg

554 ms

hello_m.jpg

hello_m.jpg

556 ms

buecherstapel.png

buecherstapel.png

690 ms

hello_r.jpg

hello_r.jpg

662 ms

3709406390_k.jpg

3709406390_k.jpg

666 ms

detail-info.gif

detail-info.gif

664 ms

button_ebook_auswaehlen.jpg

button_ebook_auswaehlen.jpg

736 ms

3709406412_k.jpg

3709406412_k.jpg

761 ms

3709406439_k.jpg

3709406439_k.jpg

772 ms

3709406501_k.jpg

3709406501_k.jpg

773 ms

trennstrich.png

trennstrich.png

774 ms

3709413036_k.jpg

3709413036_k.jpg

800 ms

3709412471_k.jpg

3709412471_k.jpg

841 ms

370940889X_k.jpg

370940889X_k.jpg

839 ms

3709410819_k.jpg

3709410819_k.jpg

768 ms

3709410673_k.jpg

3709410673_k.jpg

768 ms

3709409519_k.jpg

3709409519_k.jpg

770 ms

3709407877_k.jpg

3709407877_k.jpg

794 ms

bottom_line.png

bottom_line.png

827 ms

slide-1.jpg

slide-1.jpg

965 ms

loading.gif

loading.gif

772 ms

pagination.png

pagination.png

768 ms

dark-top.css

dark-top.css

26 ms

Accessibility Review

lindeverlag.ciando.com accessibility score

57

Accessibility Issues

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

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

Best Practices

lindeverlag.ciando.com best practices score

58

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

lindeverlag.ciando.com SEO score

90

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

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 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 Lindeverlag.ciando.com 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 Lindeverlag.ciando.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

lindeverlag.ciando.com

Open Graph description is not detected on the main page of Linde Verlag Ciando. 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: