3 sec in total
663 ms
2 sec
318 ms
Welcome to 4teachers.de homepage info - get ready to check 4 Teachers best content for Germany right away, or after learning these important things about 4teachers.de
4teachers beinhaltet ein Komplettangebot rund um das Lehramt. Unterrichtsentwürfe und Arbeitsmaterialien. Darüber hinaus Lehramtsreferate, Klausurfragen, Fachliteratur und moderierte Beratungsforen
Visit 4teachers.deWe analyzed 4teachers.de page load time and found that the first response time was 663 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
4teachers.de performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value5.4 s
20/100
25%
Value5.3 s
58/100
10%
Value250 ms
84/100
30%
Value0.085
93/100
15%
Value6.5 s
58/100
10%
663 ms
7 ms
16 ms
10 ms
66 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 4teachers.de, 54% (35 requests) were made to Media.4teachers.de and 17% (11 requests) were made to Openx.4teachers.de. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Media.4teachers.de.
Page size can be reduced by 189.8 kB (31%)
613.2 kB
423.4 kB
In fact, the total size of 4teachers.de main page is 613.2 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. 45% of websites need less resources to load. Images take 372.1 kB which makes up the majority of the site volume.
Potential reduce by 91.1 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 91.1 kB or 80% of the original size.
Potential reduce by 16.2 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. 4 Teachers images are well optimized though.
Potential reduce by 44.1 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 44.1 kB or 57% of the original size.
Potential reduce by 38.4 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. 4teachers.de needs all CSS files to be minified and compressed as it can save up to 38.4 kB or 77% of the original size.
Number of requests can be reduced by 27 (42%)
64
37
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4 Teachers. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
4teachers.de
663 ms
fbds.js
7 ms
jquery-1.7.2.js
16 ms
jquery-ui.js
10 ms
jquery.form.min.js
66 ms
jquery.validate.js
68 ms
jquery.multiselect.min.js
120 ms
jquery.qtip.min.js
124 ms
196 ms
logo.png
325 ms
analytics.js
76 ms
d585b03c1e7ca31d650d911a7158ee05.jpg
570 ms
sdk.js
58 ms
logo_hover.png
269 ms
bg.jpg
268 ms
bg_tafel_neu_tania.jpg
382 ms
trans.gif
270 ms
4-tea.jpg
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spenden.gif
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bbg_neu1.jpg
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bbg_neu2.jpg
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login_tania.jpg
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hilfe_suche.png
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bg_unterricht.gif
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bg_infothek.gif
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bg_service.gif
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basket.png
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bg_ueber_uns.gif
500 ms
collage_zeichnung.jpg
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casio_ex-word.jpg
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eEducation.jpg
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lehrertablet_HP1012.jpg
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info.gif
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lehrfuchs_gutscheinheft.jpg
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creativa_2016.jpg
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Touchdown_Mathe.png
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bg_aktuell_diskutiert.gif
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forum.png
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bg_neue_materialien.gif
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disk.png
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image_thumb.20390.png
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bg_neu_im_shop.png
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geschichtenwuerfel.jpg
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newspaper.png
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lsv_stochastik_selbstorganisiert.jpg
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bg_quicklogin.gif
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bg_community_1.gif
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lg.php
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812be3873cb3d5dc0283da36a71c5ea4.gif
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lg.php
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195642cf0194d1fd4ab408650a2266f9.gif
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lg.php
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banner_120-240_opt.gif
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lg.php
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lg.php
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schulschriften.gif
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lg.php
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collect
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xd_arbiter.php
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xd_arbiter.php
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like.php
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4teachers.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
4teachers.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
4teachers.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4teachers.de 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 4teachers.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.
4teachers.de
Open Graph description is not detected on the main page of 4 Teachers. 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: