5 sec in total
248 ms
4.5 sec
257 ms
Visit biologie-lk.de now to see the best up-to-date Biologie LK content for Germany and also check out these interesting facts you probably never knew about biologie-lk.de
Biologie Leistungskurs: Antworten zu Facharbeiten und Abituraufgaben, Biologie Referate und Biologie Hausaufgabenhilfe im gut besuchten Biologie Fach Forum
Visit biologie-lk.deWe analyzed Biologie-lk.de page load time and found that the first response time was 248 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
biologie-lk.de performance score
name
value
score
weighting
Value3.0 s
48/100
10%
Value4.7 s
32/100
25%
Value4.6 s
71/100
10%
Value200 ms
90/100
30%
Value0
100/100
15%
Value4.3 s
84/100
10%
248 ms
92 ms
183 ms
273 ms
278 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that 63% of them (27 requests) were addressed to the original Biologie-lk.de, 9% (4 requests) were made to Pagead2.googlesyndication.com and 5% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Abp.smartadcheck.de.
Page size can be reduced by 1.3 MB (59%)
2.2 MB
908.5 kB
In fact, the total size of Biologie-lk.de main page is 2.2 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. 20% of websites need less resources to load. Javascripts take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 67.0 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 67.0 kB or 81% 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. Biologie LK images are well optimized though.
Potential reduce by 1.0 MB
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 1.0 MB or 64% of the original size.
Potential reduce by 214.5 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-lk.de needs all CSS files to be minified and compressed as it can save up to 214.5 kB or 71% of the original size.
Number of requests can be reduced by 31 (74%)
42
11
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biologie LK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
forum.php
248 ms
css.php
92 ms
css.php
183 ms
css.php
273 ms
css.php
278 ms
css.php
277 ms
publishertag.js
50 ms
ga.js
30 ms
adsbygoogle.js
39 ms
js.php
374 ms
1270 ms
gpt.js
94 ms
forumhome_logo_multibar.png
491 ms
newbtn_middle.png
117 ms
search.gif
149 ms
biologie-lk_header.jpg
149 ms
biologie-lk_logo.png
224 ms
navbit-home.png
148 ms
forum_old-48.png
158 ms
users_online.png
223 ms
forum_stats.png
223 ms
legend.png
223 ms
forum_new-16.png
223 ms
forum_old-16.png
242 ms
category-16.png
275 ms
forum_link-16.png
300 ms
arrow.png
255 ms
navbit-arrow-right.png
256 ms
newbt_leafes.gif
257 ms
gradient_tcat.gif
284 ms
status-bg.gif
320 ms
rss_40b.png
341 ms
gradient-greytowhite.png
345 ms
ca-pub-2929172855158067.js
8 ms
zrt_lookup.html
32 ms
show_ads_impl.js
32 ms
pubads_impl_147.js
68 ms
__utm.gif
34 ms
ads
173 ms
osd.js
5 ms
container.html
34 ms
ads
341 ms
abpc.js
1666 ms
biologie-lk.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
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
Links do not have a discernible name
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>).
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.
biologie-lk.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Browser errors were logged to the console
biologie-lk.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
N/A
DE
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biologie-lk.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is German. Our system also found out that Biologie-lk.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-lk.de
Open Graph description is not detected on the main page of Biologie LK. 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: