10.6 sec in total
304 ms
6.8 sec
3.4 sec
Click here to check amazing Astronomie content for Austria. Otherwise, check out these important facts you probably never knew about astronomie.de
Description
Visit astronomie.deWe analyzed Astronomie.de page load time and found that the first response time was 304 ms and then it took 10.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
astronomie.de performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value6.1 s
12/100
25%
Value5.3 s
58/100
10%
Value90 ms
98/100
30%
Value0.002
100/100
15%
Value5.3 s
73/100
10%
304 ms
467 ms
741 ms
238 ms
521 ms
Our browser made a total of 245 requests to load all elements on the main page. We found that 96% of them (236 requests) were addressed to the original Astronomie.de, 4% (9 requests) were made to Test.astronomie.de. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Astronomie.de.
Page size can be reduced by 316.9 kB (8%)
3.7 MB
3.4 MB
In fact, the total size of Astronomie.de main page is 3.7 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. 55% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.
Potential reduce by 246.2 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 246.2 kB or 86% of the original size.
Potential reduce by 70.7 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. Astronomie images are well optimized though.
Number of requests can be reduced by 11 (5%)
239
228
The browser has sent 239 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astronomie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
astronomie.de
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astronomie.de accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
astronomie.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
astronomie.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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astronomie.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 Astronomie.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.
astronomie.de
Open Graph description is not detected on the main page of Astronomie. 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: