Tools & Wizards About Us
haefft-verlag.de screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

haefft-verlag.de

Häfft-Verlag.de - Schulbedarf, Kalender & Papeterie

Page Load Speed

2.8 sec in total

First Response

371 ms

Resources Loaded

2.3 sec

Page Rendered

207 ms

haefft-verlag.de screenshot

About Website

Welcome to haefft-verlag.de homepage info - get ready to check Haefft Verlag best content for Germany right away, or after learning these important things about haefft-verlag.de

Häfft ist die Marke für tolle ✓Aufgabenhefte & Kalender ✓ Notizbücher ✓Vokabelhefte u.v.m. Mit Liebe zum Detail erstellt.

Visit haefft-verlag.de

Key Findings

We analyzed Haefft-verlag.de page load time and found that the first response time was 371 ms and then it took 2.5 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

haefft-verlag.de performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.193

64/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

haefft-verlag.de

371 ms

www.haefft-verlag.de

343 ms

colorbox.css

96 ms

style.css

190 ms

jquery.min.js

8 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 79% of them (23 requests) were addressed to the original Haefft-verlag.de, 7% (2 requests) were made to Google-analytics.com and 7% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Haefft-verlag.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.3 kB (4%)

Content Size

1.6 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Haefft-verlag.de main page is 1.6 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. 25% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 4.6 kB

  • Original 6.9 kB
  • After minification 6.6 kB
  • After compression 2.3 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 4.6 kB or 67% of the original size.

Image Optimization

-2%

Potential reduce by 36.9 kB

  • Original 1.5 MB
  • After minification 1.5 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. Haefft Verlag images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 15.6 kB

  • Original 76.5 kB
  • After minification 75.9 kB
  • After compression 61.0 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 15.6 kB or 20% of the original size.

CSS Optimization

-79%

Potential reduce by 14.2 kB

  • Original 18.1 kB
  • After minification 14.8 kB
  • After compression 3.9 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. Haefft-verlag.de needs all CSS files to be minified and compressed as it can save up to 14.2 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (20%)

Requests Now

25

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Haefft Verlag. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

haefft-verlag.de

haefft-verlag.de

371 ms

www.haefft-verlag.de

www.haefft-verlag.de

343 ms

colorbox.css

colorbox.css

96 ms

style.css

style.css

190 ms

jquery.min.js

jquery.min.js

8 ms

modernizr-2.5.3.min.js

modernizr-2.5.3.min.js

214 ms

plugins.js

plugins.js

225 ms

script.js

script.js

225 ms

background_haefft-original.jpg

background_haefft-original.jpg

753 ms

ga.js

ga.js

17 ms

header_index.jpg

header_index.jpg

471 ms

aepp_button.jpg

aepp_button.jpg

189 ms

menu-intro.jpg

menu-intro.jpg

98 ms

community_sprite.jpg

community_sprite.jpg

98 ms

button-menu_facebook-haefft.jpg

button-menu_facebook-haefft.jpg

192 ms

menu-outro.jpg

menu-outro.jpg

192 ms

mehr_haeft_sprite.jpg

mehr_haeft_sprite.jpg

192 ms

index_buttons.jpg

index_buttons.jpg

1313 ms

contentmenu_unterlegung.png

contentmenu_unterlegung.png

471 ms

ending.png

ending.png

378 ms

overlay.png

overlay.png

288 ms

border.png

border.png

378 ms

controls.png

controls.png

472 ms

Arial-Regular-Web.woff

Arial-Regular-Web.woff

1221 ms

Arial-Bold-Web.woff

Arial-Bold-Web.woff

1032 ms

__utm.gif

__utm.gif

27 ms

like.php

like.php

106 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

137 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

150 ms

Accessibility Review

haefft-verlag.de accessibility score

84

Accessibility Issues

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.

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

Links do not have a discernible name

Best Practices

haefft-verlag.de 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

Low

Detected JavaScript libraries

SEO Factors

haefft-verlag.de SEO score

86

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 uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

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

haefft-verlag.de

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