2.5 sec in total
362 ms
1.9 sec
244 ms
Click here to check amazing Lehrstoffmanager content. Otherwise, check out these important facts you probably never knew about lehrstoffmanager.de
SintraNet Lehrstoffmanager - modular zusammenstellbare Lehrersoftware zur Unterrichtsplanung, Klassen-/Notenverwaltung und Erstellung von Multiple-Choice Tests.
Visit lehrstoffmanager.deWe analyzed Lehrstoffmanager.de page load time and found that the first response time was 362 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
lehrstoffmanager.de performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value3.8 s
55/100
25%
Value6.1 s
45/100
10%
Value310 ms
77/100
30%
Value0.002
100/100
15%
Value4.4 s
84/100
10%
362 ms
834 ms
203 ms
207 ms
208 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that all of those requests were addressed to Lehrstoffmanager.de and no external sources were called. The less responsive or slowest element that took the longest time to load (834 ms) belongs to the original domain Lehrstoffmanager.de.
Page size can be reduced by 80.7 kB (60%)
134.0 kB
53.2 kB
In fact, the total size of Lehrstoffmanager.de main page is 134.0 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. 15% of websites need less resources to load. CSS take 57.4 kB which makes up the majority of the site volume.
Potential reduce by 18.4 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. This page needs HTML code to be minified as it can gain 3.7 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 18.4 kB or 76% of the original size.
Potential reduce by 3.1 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. Lehrstoffmanager images are well optimized though.
Potential reduce by 8.9 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 8.9 kB or 77% of the original size.
Potential reduce by 50.3 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. Lehrstoffmanager.de needs all CSS files to be minified and compressed as it can save up to 50.3 kB or 88% of the original size.
Number of requests can be reduced by 16 (52%)
31
15
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lehrstoffmanager. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for CSS and as a result speed up the page load time.
lehrstoffmanager.de
362 ms
www.lehrstoffmanager.de
834 ms
googleanalytics.js
203 ms
hsn_lib.js
207 ms
equalcolumns.js
208 ms
my_project.css
211 ms
webkit-focusfix.js
105 ms
sinet_logo1_60_240.png
202 ms
kopf_info_60_468.gif
306 ms
sinet_logo_60x60.png
106 ms
base.css
105 ms
nav_shinybuttons.css
189 ms
nav_vlist.css
205 ms
forms.css
210 ms
basemod.css
207 ms
basemod_2-1-3.css
290 ms
basemod_colored_columns.css
300 ms
content.css
305 ms
bg_blue.png
102 ms
lframe_1px_grau.png
106 ms
rframe_1px_grau.png
109 ms
ok_hacken.gif
110 ms
aufz_dreieck_rot.png
104 ms
preis_2400.png
105 ms
preis_je2900.png
202 ms
preis_4400.png
209 ms
preis_je1400.png
205 ms
bg_blaugrau_matt_195.png
218 ms
aufz_dunkelblau.png
209 ms
aufz_gruen.png
217 ms
sonderkonditionen2.gif
303 ms
aufz_orange.png
304 ms
aufz_grau.png
335 ms
aufz_rot.png
312 ms
flvg_logo_rot.jpg
319 ms
nav_l_155x155cmsfv.png
316 ms
lehrstoffmanager.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
Links do not have a discernible name
lehrstoffmanager.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
lehrstoffmanager.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
DE
DE
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lehrstoffmanager.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 Lehrstoffmanager.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
lehrstoffmanager.de
Open Graph description is not detected on the main page of Lehrstoffmanager. 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: