2.8 sec in total
326 ms
2.3 sec
178 ms
Welcome to augenklinik.uni-bonn.de homepage info - get ready to check Augenklinik Uni Bonn best content for Germany right away, or after learning these important things about augenklinik.uni-bonn.de
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Visit augenklinik.uni-bonn.deWe analyzed Augenklinik.uni-bonn.de page load time and found that the first response time was 326 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
augenklinik.uni-bonn.de performance score
name
value
score
weighting
Value3.0 s
49/100
10%
Value3.5 s
65/100
25%
Value5.0 s
64/100
10%
Value40 ms
100/100
30%
Value0
100/100
15%
Value4.8 s
78/100
10%
326 ms
544 ms
528 ms
101 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 Augenklinik.uni-bonn.de and no external sources were called. The less responsive or slowest element that took the longest time to load (594 ms) belongs to the original domain Augenklinik.uni-bonn.de.
Page size can be reduced by 33.0 kB (26%)
125.8 kB
92.8 kB
In fact, the total size of Augenklinik.uni-bonn.de main page is 125.8 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. 20% of websites need less resources to load. Images take 102.5 kB which makes up the majority of the site volume.
Potential reduce by 15.9 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 3.5 kB, which is 18% 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 15.9 kB or 80% of the original size.
Potential reduce by 14.5 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, Augenklinik Uni Bonn needs image optimization as it can save up to 14.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.6 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 2.6 kB or 75% of the original size.
Number of requests can be reduced by 17 (52%)
33
16
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Augenklinik Uni Bonn. 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 7 to 1 for CSS and as a result speed up the page load time.
augenklinik.uni-bonn.de
326 ms
www.augenklinik.uni-bonn.de
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www.augenklinik.uni-bonn.de
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augenklinik.uni-bonn.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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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
augenklinik.uni-bonn.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
augenklinik.uni-bonn.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Document doesn't have a valid hreflang
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 Augenklinik.uni-bonn.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 Augenklinik.uni-bonn.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.
augenklinik.uni-bonn.de
Open Graph description is not detected on the main page of Augenklinik Uni Bonn. 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: