4 sec in total
420 ms
3.4 sec
138 ms
Visit biologie-schule.de now to see the best up-to-date Biologie Schule content for Germany and also check out these interesting facts you probably never knew about biologie-schule.de
Biologie-Portal für die Themen Botanik, Cytologie, Entwicklungsbiologie, Ethologie, Evolution, Genetik, Humanbiologie, Neurobiologie und Ökologie. Kostenlose Selbstlernvideos und Bio-Lexikon.
Visit biologie-schule.deWe analyzed Biologie-schule.de page load time and found that the first response time was 420 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
biologie-schule.de performance score
name
value
score
weighting
Value4.3 s
17/100
10%
Value4.7 s
32/100
25%
Value8.5 s
18/100
10%
Value2,730 ms
3/100
30%
Value0.016
100/100
15%
Value12.5 s
14/100
10%
420 ms
411 ms
732 ms
285 ms
68 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 31% of them (17 requests) were addressed to the original Biologie-schule.de, 16% (9 requests) were made to Pagead2.googlesyndication.com and 15% (8 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (732 ms) belongs to the original domain Biologie-schule.de.
Page size can be reduced by 84.4 kB (12%)
696.2 kB
611.8 kB
In fact, the total size of Biologie-schule.de main page is 696.2 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. 40% of websites need less resources to load. Javascripts take 567.8 kB which makes up the majority of the site volume.
Potential reduce by 30.6 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. This page needs HTML code to be minified as it can gain 4.8 kB, which is 12% 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 30.6 kB or 79% of the original size.
Potential reduce by 20.7 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. Obviously, Biologie Schule needs image optimization as it can save up to 20.7 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.2 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.
Potential reduce by 30.9 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. Biologie-schule.de needs all CSS files to be minified and compressed as it can save up to 30.9 kB or 89% of the original size.
Number of requests can be reduced by 26 (53%)
49
23
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biologie Schule. 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 as a result speed up the page load time.
biologie-schule.de
420 ms
biologie-schule.de
411 ms
www.biologie-schule.de
732 ms
style_screen.css
285 ms
js
68 ms
adsbygoogle.js
124 ms
pub-7384985991706809
89 ms
brand
33 ms
adsbygoogle.js
218 ms
brandjs.js
16 ms
background_body_grey.gif
105 ms
background_layout_1.gif
154 ms
header.png
194 ms
botanik1.gif
247 ms
zytologie.gif
290 ms
entwicklungsbiologie.jpg
307 ms
evolution3.gif
308 ms
genetik1.gif
309 ms
humanbiologie1.gif
310 ms
neurobiologie1.gif
365 ms
oekologie1.gif
397 ms
verhaltensbiologie.jpg
408 ms
zoologie2.gif
408 ms
show_ads_impl.js
258 ms
branding.png
33 ms
zrt_lookup.html
39 ms
ads
459 ms
ads
540 ms
ads
516 ms
blank.gif
93 ms
reactive_library.js
279 ms
ca-pub-7384985991706809
54 ms
load_preloaded_resource.js
22 ms
abg_lite.js
22 ms
s
16 ms
window_focus.js
34 ms
qs_click_protection.js
28 ms
ufs_web_display.js
34 ms
60efddb729a951d3495fe79f6eb41a86.js
14 ms
icon.png
14 ms
css
109 ms
4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf
170 ms
4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrzjJ5llpyw.ttf
171 ms
activeview
198 ms
feedback_grey600_24dp.png
74 ms
fullscreen_api_adapter.js
72 ms
interstitial_ad_frame.js
71 ms
redir.html
116 ms
one_click_handler_one_afma.js
88 ms
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51 ms
settings_grey600_24dp.png
50 ms
activeview
157 ms
wJiNEMIFAPB28UFvxM_UYtYFK_ILnv1_rxRzUTsn-Pg.js
26 ms
activeview
106 ms
css
93 ms
biologie-schule.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
Form elements do not have associated labels
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
biologie-schule.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
General
Impact
Issue
Page has valid source maps
biologie-schule.de SEO score
DE
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biologie-schule.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Biologie-schule.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.
biologie-schule.de
Open Graph description is not detected on the main page of Biologie Schule. 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: