2.4 sec in total
311 ms
1.7 sec
405 ms
Click here to check amazing Planetarium Berlin content for Germany. Otherwise, check out these important facts you probably never knew about planetarium-berlin.de
Die Stiftung Planetarium Berlin wurde zum 1. Juli 2016 als rechtsfähige Stiftung des öffentlichen Rechts errichtet und vereint erstmals in der Geschichte der Stadt die astronomischen Einrichtungen Ber...
Visit planetarium-berlin.deWe analyzed Planetarium-berlin.de page load time and found that the first response time was 311 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.
planetarium-berlin.de performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value5.8 s
15/100
25%
Value6.2 s
44/100
10%
Value220 ms
88/100
30%
Value0.359
30/100
15%
Value15.7 s
6/100
10%
311 ms
174 ms
32 ms
138 ms
6 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 67% of them (28 requests) were addressed to the original Planetarium-berlin.de, 7% (3 requests) were made to Code.jquery.com and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (502 ms) belongs to the original domain Planetarium-berlin.de.
Page size can be reduced by 250.6 kB (55%)
459.5 kB
208.9 kB
In fact, the total size of Planetarium-berlin.de main page is 459.5 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. 55% of websites need less resources to load. Images take 185.3 kB which makes up the majority of the site volume.
Potential reduce by 19.2 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 19.2 kB or 80% of the original size.
Potential reduce by 42.4 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, Planetarium Berlin needs image optimization as it can save up to 42.4 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 137.9 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 137.9 kB or 76% of the original size.
Potential reduce by 51.1 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. Planetarium-berlin.de needs all CSS files to be minified and compressed as it can save up to 51.1 kB or 74% of the original size.
Number of requests can be reduced by 19 (54%)
35
16
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Planetarium Berlin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
planetarium-berlin.de
311 ms
Start
174 ms
css
32 ms
blueprint.css
138 ms
jquery-ui.css
6 ms
313 ms
jquery.min.js
16 ms
jquery-ui.js
9 ms
chosen.jquery.js
204 ms
jquery-ui-timepicker-addon.js
306 ms
jquery.cycle.all.js
205 ms
core.js
209 ms
print.css
190 ms
global_hg.png
212 ms
google_custom_search_watermark.gif
33 ms
verlauf-blau.png
177 ms
kopf_start.png
502 ms
Logo_Foerster-Sternwarte.png
179 ms
FB-f-Logo__blue_50.png
181 ms
IMG-27939.m-preview.mag-0.wat-0.w-25.h-25.c-1.q-7.jpg
236 ms
IMG-24724.m-preview.mag-0.wat-0.w-50.h-50.c-1.q-7.jpg
236 ms
IMG-27723.m-preview.mag-0.wat-0.w-50.h-50.c-1.q-7.jpg
238 ms
IMG-27817.m-preview.mag-0.wat-0.w-50.h-50.c-1.q-7.jpg
239 ms
IMG-28982.m-preview.mag-0.wat-0.w-50.h-50.c-1.q-7.jpg
263 ms
IMG-27717.m-preview.mag-0.wat-0.w-50.h-50.c-1.q-7.jpg
293 ms
081055-ag_thumb.jpg
398 ms
IMG-28585.m-preview.mag-0.wat-0.w-40.h-40.c-1.q-7.jpg
301 ms
highlights.jpg
300 ms
Bresser_Logo_3D-k.png
347 ms
indicator_box.gif
392 ms
Download-Button_27x27Pixel.jpg
502 ms
google_custom_search_watermark.gif
236 ms
ga.js
80 ms
ui-bg_flat_75_ffffff_40x100.png
62 ms
exclamation.png
233 ms
tick.png
283 ms
chosen-sprite.png
325 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
54 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
52 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
55 ms
entypo.woff
331 ms
__utm.gif
34 ms
planetarium-berlin.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.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
planetarium-berlin.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
planetarium-berlin.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 Planetarium-berlin.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 Planetarium-berlin.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.
planetarium-berlin.de
Open Graph description is not detected on the main page of Planetarium Berlin. 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: