Tools & Wizards About Us
manzschulbuch.at screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

manzschulbuch.at

Hölzel Verlag - Lernmedien für Schule & Berufsbildung

Page Load Speed

5.7 sec in total

First Response

413 ms

Resources Loaded

4.6 sec

Page Rendered

706 ms

manzschulbuch.at screenshot

About Website

Visit manzschulbuch.at now to see the best up-to-date Manzschulbuch content for Austria and also check out these interesting facts you probably never knew about manzschulbuch.at

Schulbücher und digitale Lernmedien für allgemein- & berufsbildende Schulen in Österreich, online MEHR!-Kurs, gratis Unterrichtsmaterial

Visit manzschulbuch.at

Key Findings

We analyzed Manzschulbuch.at page load time and found that the first response time was 413 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

manzschulbuch.at performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value420 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.984

2/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

manzschulbuch.at

413 ms

hoelzel.at

1797 ms

c514caffc99545837992caefa4ea6049.js

119 ms

9c237e33902b9e6c62069ccad66d369a.js

205 ms

animate.min.css

497 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Manzschulbuch.at, 88% (57 requests) were made to Hoelzel.at and 6% (4 requests) were made to Hovimages.asol.at. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Hoelzel.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (34%)

Content Size

3.1 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Manzschulbuch.at main page is 3.1 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. 45% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 957.0 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 150.4 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 957.0 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • 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. Manzschulbuch images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.6 kB

  • Original 336.4 kB
  • After minification 336.4 kB
  • After compression 333.8 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

-62%

Potential reduce by 66.5 kB

  • Original 107.5 kB
  • After minification 107.3 kB
  • After compression 41.0 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. Manzschulbuch.at needs all CSS files to be minified and compressed as it can save up to 66.5 kB or 62% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (86%)

Requests Now

58

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Manzschulbuch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

manzschulbuch.at

manzschulbuch.at

413 ms

hoelzel.at

hoelzel.at

1797 ms

c514caffc99545837992caefa4ea6049.js

c514caffc99545837992caefa4ea6049.js

119 ms

9c237e33902b9e6c62069ccad66d369a.js

9c237e33902b9e6c62069ccad66d369a.js

205 ms

animate.min.css

animate.min.css

497 ms

jquery-ui.css

jquery-ui.css

27 ms

animate.min.css

animate.min.css

37 ms

jquery.min.js

jquery.min.js

492 ms

jquery-migrate.min.js

jquery-migrate.min.js

296 ms

autoptimize_single_7813a8656d9669060ab181896aef80c1.js

autoptimize_single_7813a8656d9669060ab181896aef80c1.js

300 ms

autoptimize_single_214950111d601f37f454f0a180410cfc.js

autoptimize_single_214950111d601f37f454f0a180410cfc.js

305 ms

autoptimize_single_f700ecd75b30217a3a6b6a4cb879cc48.js

autoptimize_single_f700ecd75b30217a3a6b6a4cb879cc48.js

305 ms

owl.carousel-min.js

owl.carousel-min.js

394 ms

script-min.js

script-min.js

398 ms

lity.min.js

lity.min.js

407 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

407 ms

add-to-cart.min.js

add-to-cart.min.js

492 ms

js.cookie.min.js

js.cookie.min.js

513 ms

woocommerce.min.js

woocommerce.min.js

514 ms

autoptimize_single_0f1a979c04e07a51f2945a750edc2388.js

autoptimize_single_0f1a979c04e07a51f2945a750edc2388.js

513 ms

autoptimize_single_787fe4f547a6cb7f4ce4934641085910.js

autoptimize_single_787fe4f547a6cb7f4ce4934641085910.js

589 ms

select2.full.min.js

select2.full.min.js

688 ms

scripts.js

scripts.js

597 ms

autoptimize_single_81a3eb2891c80738bf7e994062d3b341.js

autoptimize_single_81a3eb2891c80738bf7e994062d3b341.js

594 ms

autoptimize_single_f376a7bb975acb5d400aada02af4f577.js

autoptimize_single_f376a7bb975acb5d400aada02af4f577.js

608 ms

autoptimize_single_cf88c3a290f13f0fb79622f41ffad74f.js

autoptimize_single_cf88c3a290f13f0fb79622f41ffad74f.js

609 ms

wpstg-admin-all-pages.min.js

wpstg-admin-all-pages.min.js

686 ms

autoptimize_single_1a7a1c044f6f8909b5ea70ca382daaaa.js

autoptimize_single_1a7a1c044f6f8909b5ea70ca382daaaa.js

694 ms

lazysizes.min.js

lazysizes.min.js

756 ms

jquery-ui.css

jquery-ui.css

23 ms

dashicons.min.css

dashicons.min.css

911 ms

50f070c6f619abda80eba3c57bf2d2ff.js

50f070c6f619abda80eba3c57bf2d2ff.js

755 ms

Hyphenator.js

Hyphenator.js

783 ms

autoptimize_single_8be4401872ca9e6eda3406bcd619160b.js

autoptimize_single_8be4401872ca9e6eda3406bcd619160b.js

883 ms

core.min.js

core.min.js

790 ms

mouse.min.js

mouse.min.js

799 ms

resizable.min.js

resizable.min.js

809 ms

draggable.min.js

draggable.min.js

881 ms

controlgroup.min.js

controlgroup.min.js

889 ms

checkboxradio.min.js

checkboxradio.min.js

902 ms

button.min.js

button.min.js

920 ms

dialog.min.js

dialog.min.js

885 ms

tabs.min.js

tabs.min.js

781 ms

sourcebuster.min.js

sourcebuster.min.js

699 ms

order-attribution.min.js

order-attribution.min.js

710 ms

effect.min.js

effect.min.js

712 ms

TweenMax.min.js

TweenMax.min.js

715 ms

ScrollMagic.min.js

ScrollMagic.min.js

689 ms

animation.gsap.min.js

animation.gsap.min.js

687 ms

autoptimize_single_e33a8980dbdd5e0c17ac64acaffb0af3.js

autoptimize_single_e33a8980dbdd5e0c17ac64acaffb0af3.js

688 ms

autoptimize_single_c66837f035d64da57f9f9e4fdb4928e4.js

autoptimize_single_c66837f035d64da57f9f9e4fdb4928e4.js

705 ms

datepicker.min.js

datepicker.min.js

629 ms

cart-fragments.min.js

cart-fragments.min.js

630 ms

js_composer_front.min.js

js_composer_front.min.js

669 ms

logo_bg_neu.png

logo_bg_neu.png

467 ms

iStock-470163528_web.jpg

iStock-470163528_web.jpg

481 ms

News_Ethik_BHS_Covers_2.png

News_Ethik_BHS_Covers_2.png

512 ms

hv_startseite_katalog-2024-25_1-2.jpg

hv_startseite_katalog-2024-25_1-2.jpg

513 ms

web_iStock-477633871.jpg

web_iStock-477633871.jpg

513 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

626 ms

iStock-470163528_web.jpg

iStock-470163528_web.jpg

977 ms

News_Ethik_BHS_Covers_2.png

News_Ethik_BHS_Covers_2.png

1143 ms

hv_startseite_katalog-2024-25_1-2.jpg

hv_startseite_katalog-2024-25_1-2.jpg

988 ms

web_iStock-477633871.jpg

web_iStock-477633871.jpg

868 ms

hoelzel.at

hoelzel.at

513 ms

Accessibility Review

manzschulbuch.at accessibility score

86

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

manzschulbuch.at 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

manzschulbuch.at SEO score

79

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

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 Manzschulbuch.at 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 Manzschulbuch.at 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

manzschulbuch.at

Open Graph data is detected on the main page of Manzschulbuch. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: