4.6 sec in total
864 ms
3.4 sec
340 ms
Welcome to der-augenoptiker.de homepage info - get ready to check DER AUGENOPTIKER best content for Germany right away, or after learning these important things about der-augenoptiker.de
DER AUGENOPTIKER ist eine Fachzeitschrift aus der Konradin Mediengruppe. Die Zielgruppe bilden Augenoptiker und Fachleute in der Industrie.
Visit der-augenoptiker.deWe analyzed Der-augenoptiker.de page load time and found that the first response time was 864 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
der-augenoptiker.de performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value19.5 s
0/100
25%
Value7.8 s
23/100
10%
Value360 ms
72/100
30%
Value0.001
100/100
15%
Value16.1 s
6/100
10%
864 ms
193 ms
196 ms
193 ms
197 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 96% of them (101 requests) were addressed to the original Der-augenoptiker.de, 2% (2 requests) were made to Aka-cdn-ns.adtech.de and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (968 ms) belongs to the original domain Der-augenoptiker.de.
Page size can be reduced by 960.8 kB (51%)
1.9 MB
913.6 kB
In fact, the total size of Der-augenoptiker.de main page is 1.9 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. 65% of websites need less resources to load. Javascripts take 864.8 kB which makes up the majority of the site volume.
Potential reduce by 110.5 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 23.1 kB, which is 19% 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 110.5 kB or 89% of the original size.
Potential reduce by 101.8 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, DER AUGENOPTIKER needs image optimization as it can save up to 101.8 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 580.1 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 580.1 kB or 67% of the original size.
Potential reduce by 168.4 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. Der-augenoptiker.de needs all CSS files to be minified and compressed as it can save up to 168.4 kB or 83% of the original size.
Number of requests can be reduced by 50 (50%)
100
50
The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DER AUGENOPTIKER. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.
www.der-augenoptiker.de
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der-augenoptiker.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
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
der-augenoptiker.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
der-augenoptiker.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
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 Der-augenoptiker.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 Der-augenoptiker.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.
der-augenoptiker.de
Open Graph description is not detected on the main page of DER AUGENOPTIKER. 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: