4.5 sec in total
352 ms
3.6 sec
536 ms
Click here to check amazing Lernhelfer content for Germany. Otherwise, check out these important facts you probably never knew about lernhelfer.de
Dein multimediales Lernportal von der 5. Klasse bis zum Abitur. Mit Schülerlexikon, Originalprüfungen, Klausuren und Lernkarten – im Web und als App.
Visit lernhelfer.deWe analyzed Lernhelfer.de page load time and found that the first response time was 352 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
lernhelfer.de performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value8.6 s
1/100
25%
Value8.9 s
15/100
10%
Value3,470 ms
2/100
30%
Value0.266
46/100
15%
Value18.5 s
3/100
10%
352 ms
1033 ms
161 ms
298 ms
479 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 84% of them (46 requests) were addressed to the original Lernhelfer.de, 4% (2 requests) were made to Facebook.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Lernhelfer.de.
Page size can be reduced by 665.1 kB (27%)
2.4 MB
1.8 MB
In fact, the total size of Lernhelfer.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. 40% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 336.6 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 336.6 kB or 86% of the original size.
Potential reduce by 85.6 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. Lernhelfer images are well optimized though.
Potential reduce by 242.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 242.8 kB or 62% of the original size.
Number of requests can be reduced by 16 (35%)
46
30
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lernhelfer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
lernhelfer.de
352 ms
www.lernhelfer.de
1033 ms
gtm.js
161 ms
js__y70HNiafOYPkdgFSWsrQeOZYPUqbo4jkaTwdbof7cDg__bplBzzLt64wRqqNgTBFg6Kct6lC9TAkh02jq8MuZq0k__hNHiU5-VT3zxPvLlm-JzFfbZnJuin9bYbuscv2lNw6M.js
298 ms
MathJax.js
479 ms
js__XQmh7mf3VxWvzlYNqXpfdX5zpr8zMTgqQtfssEXXwC0__295YsIHPbLYDDLC2P4z78khVoU8cE5SjPCdUcbQ5h54__hNHiU5-VT3zxPvLlm-JzFfbZnJuin9bYbuscv2lNw6M.js
615 ms
logo.png
373 ms
1-full-madel-wiese_0_1.jpg
1055 ms
buecher-schulgrammatiken_01_1.png
1021 ms
buecher-bws.png
1033 ms
buecher-erfolgreichstarten_01_0.png
1225 ms
icon_klausur.png
798 ms
icon_klausur_2.png
825 ms
icon_karten.png
823 ms
icon_lernkartenset_1.png
951 ms
icon_trainer.png
967 ms
icon_lexicon.png
1093 ms
icon_lernkartenset_0.png
1104 ms
icon_mobil.png
1170 ms
978-3-411-81905-8.COV_2D_1.jpg
1189 ms
978-3-411-81833-4.COV_2D_1.jpg
1214 ms
978-3-411-81910-2.COV_2D_1.jpg
1339 ms
978-3-411-81566-1.COV_2D_1.jpg
1271 ms
978-3-411-81990-4.COV_2D.jpg
1327 ms
978-3-411-82001-6.COV_2D.jpg
1342 ms
978-3-411-81367-4.COV_2D_1.jpg
1371 ms
978-3-411-81995-9.COV_2D.jpg
1369 ms
978-3-411-81947-8.COV_2D.jpg
1436 ms
978-3-411-81986-7.cov_2d_1.jpg
1525 ms
978-3-411-81941-6.COV_2D.jpg
1522 ms
978-3-411-82015-3.cov_2d.jpg
1491 ms
1-4-newsletter_0.jpg
1530 ms
lex1_0.jpg
1538 ms
1-1-bws-reihe_230_0.png
1845 ms
lernhelfer_app_lexikon.jpg
1644 ms
imgres.jpg
1672 ms
btn-apple-store_0.png
1680 ms
logo_duden.png
1689 ms
museosans_500.woff
1686 ms
conversion_async.js
57 ms
fbds.js
296 ms
44 ms
48 ms
museosans_300.woff
1533 ms
museosans_700.woff
1592 ms
113 ms
iconhelfer.woff
1367 ms
analytics.js
52 ms
collect
43 ms
museosans_900.woff
1089 ms
TeX-AMS-MML_SVG.js
1092 ms
autosuggest.tpl.html
1192 ms
fontawesome-webfont.woff
1193 ms
MenuArrow-15.png
133 ms
81 ms
lernhelfer.de accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
lernhelfer.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
Issues were logged in the Issues panel in Chrome Devtools
lernhelfer.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lernhelfer.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 Lernhelfer.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.
lernhelfer.de
Open Graph description is not detected on the main page of Lernhelfer. 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: