Tools & Wizards About Us
englisch-lehrbuch.de screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

englisch-lehrbuch.de

Englisch lernen kostenlos online Lehrbuch

Page Load Speed

3.3 sec in total

First Response

346 ms

Resources Loaded

2.5 sec

Page Rendered

478 ms

englisch-lehrbuch.de screenshot

About Website

Visit englisch-lehrbuch.de now to see the best up-to-date Englisch Lehrbuch content for Germany and also check out these interesting facts you probably never knew about englisch-lehrbuch.de

Englisch lernen kostenlos online Lehrbuch

Visit englisch-lehrbuch.de

Key Findings

We analyzed Englisch-lehrbuch.de page load time and found that the first response time was 346 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

englisch-lehrbuch.de performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value12.5 s

3/100

10%

TBT (Total Blocking Time)

Value3,160 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.675

8/100

15%

TTI (Time to Interactive)

Value18.4 s

3/100

10%

Network Requests Diagram

englisch-lehrbuch.de

346 ms

englisch-lehrbuch.de

449 ms

bootstrap.css

224 ms

spanischstyle.css

328 ms

jquery.min.js

443 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 42% of them (28 requests) were addressed to the original Englisch-lehrbuch.de, 12% (8 requests) were made to Spanisch-lehrbuch.de and 11% (7 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (903 ms) belongs to the original domain Englisch-lehrbuch.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 299.3 kB (13%)

Content Size

2.4 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Englisch-lehrbuch.de main page is 2.4 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 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 24.2 kB

  • Original 31.0 kB
  • After minification 30.2 kB
  • After compression 6.7 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 24.2 kB or 78% of the original size.

Image Optimization

-14%

Potential reduce by 271.1 kB

  • Original 1.9 MB
  • After minification 1.6 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. Obviously, Englisch Lehrbuch needs image optimization as it can save up to 271.1 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 810 B

  • Original 452.6 kB
  • After minification 452.6 kB
  • After compression 451.8 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

-11%

Potential reduce by 3.2 kB

  • Original 29.8 kB
  • After minification 29.8 kB
  • After compression 26.6 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. Englisch-lehrbuch.de needs all CSS files to be minified and compressed as it can save up to 3.2 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (47%)

Requests Now

59

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Englisch Lehrbuch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

englisch-lehrbuch.de

englisch-lehrbuch.de

346 ms

englisch-lehrbuch.de

englisch-lehrbuch.de

449 ms

bootstrap.css

bootstrap.css

224 ms

spanischstyle.css

spanischstyle.css

328 ms

jquery.min.js

jquery.min.js

443 ms

bootstrap.min.js

bootstrap.min.js

441 ms

js_lib.js

js_lib.js

330 ms

style.css

style.css

330 ms

jquery.js

jquery.js

336 ms

adsbygoogle.js

adsbygoogle.js

110 ms

style.css

style.css

436 ms

jquery.js

jquery.js

437 ms

wowslider.js

wowslider.js

692 ms

script.js

script.js

690 ms

css

css

21 ms

englisch-lernen.png

englisch-lernen.png

663 ms

btn_buynowCC_LG.gif

btn_buynowCC_LG.gif

105 ms

de_badge_web_generic.png

de_badge_web_generic.png

109 ms

fahne_spanisch.jpg

fahne_spanisch.jpg

560 ms

fahne_franzoesisch.jpg

fahne_franzoesisch.jpg

565 ms

fahne_englisch.jpg

fahne_englisch.jpg

566 ms

fahne_italienisch.jpg

fahne_italienisch.jpg

565 ms

fahne_portugisisch.jpg

fahne_portugisisch.jpg

567 ms

btn_donate_LG.gif

btn_donate_LG.gif

100 ms

chat.png

chat.png

230 ms

sprachen.png

sprachen.png

123 ms

home.png

home.png

122 ms

de-en-drueckmich.png

de-en-drueckmich.png

903 ms

de-en-entpackmich.png

de-en-entpackmich.png

361 ms

de-en-blaettermich.png

de-en-blaettermich.png

564 ms

bannerinfos24web.jpg

bannerinfos24web.jpg

399 ms

bannerinfos24oekonomie.jpg

bannerinfos24oekonomie.jpg

401 ms

bannerinfos24teatrummundi.jpg

bannerinfos24teatrummundi.jpg

448 ms

bannerinfos24geist.jpg

bannerinfos24geist.jpg

450 ms

Oekonomen.png

Oekonomen.png

775 ms

goethe.jpg

goethe.jpg

359 ms

de_badge_web_generic.eps

de_badge_web_generic.eps

106 ms

show_ads_impl.js

show_ads_impl.js

267 ms

bullet.png

bullet.png

159 ms

Montserrat-Regular.woff

Montserrat-Regular.woff

483 ms

de_badge_web_generic.eps

de_badge_web_generic.eps

175 ms

de-de.svg

de-de.svg

43 ms

pixel.gif

pixel.gif

3 ms

arrows.png

arrows.png

159 ms

pause.png

pause.png

251 ms

zrt_lookup.html

zrt_lookup.html

30 ms

ads

ads

415 ms

shop.png

shop.png

111 ms

reactive_library.js

reactive_library.js

142 ms

ca-pub-2068177314186748

ca-pub-2068177314186748

68 ms

ads

ads

238 ms

ads

ads

211 ms

ads

ads

212 ms

ads

ads

208 ms

15682828423183201445

15682828423183201445

131 ms

load_preloaded_resource.js

load_preloaded_resource.js

38 ms

abg_lite.js

abg_lite.js

128 ms

window_focus.js

window_focus.js

35 ms

qs_click_protection.js

qs_click_protection.js

35 ms

ufs_web_display.js

ufs_web_display.js

19 ms

bbae3fd3506d8d9338f85d10ea9db8af.js

bbae3fd3506d8d9338f85d10ea9db8af.js

156 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

146 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

151 ms

icon.png

icon.png

141 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

144 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

153 ms

Accessibility Review

englisch-lehrbuch.de accessibility score

79

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

Image elements do not have [alt] attributes

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

englisch-lehrbuch.de best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

englisch-lehrbuch.de 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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Englisch-lehrbuch.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 Englisch-lehrbuch.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

englisch-lehrbuch.de

Open Graph description is not detected on the main page of Englisch Lehrbuch. 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: