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Welcome to dierk-raabe.com homepage info - get ready to check Dierk Raabe best content for India right away, or after learning these important things about dierk-raabe.com
Dierk Raabe, Sustainable metals, Sustainable Metallurgy, hydrogen embrittlement, high entropy alloys, steel, Computational Materials Science, Crystal Plasticity, EBSD, phase transformation, DP steel, ...
Visit dierk-raabe.comWe analyzed Dierk-raabe.com page load time and found that the first response time was 729 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
dierk-raabe.com performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value13.1 s
0/100
25%
Value39.0 s
0/100
10%
Value41,480 ms
0/100
30%
Value0.012
100/100
15%
Value59.9 s
0/100
10%
729 ms
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312 ms
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469 ms
Our browser made a total of 143 requests to load all elements on the main page. We found that 59% of them (84 requests) were addressed to the original Dierk-raabe.com, 10% (15 requests) were made to Cdn.website-start.de and 8% (12 requests) were made to Api.altmetric.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Dierk-raabe.com.
Page size can be reduced by 516.2 kB (11%)
4.6 MB
4.1 MB
In fact, the total size of Dierk-raabe.com main page is 4.6 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.9 MB which makes up the majority of the site volume.
Potential reduce by 144.7 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 144.7 kB or 83% of the original size.
Potential reduce by 12.4 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. Dierk Raabe images are well optimized though.
Potential reduce by 43.5 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 43.5 kB or 31% of the original size.
Potential reduce by 315.6 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. Dierk-raabe.com needs all CSS files to be minified and compressed as it can save up to 315.6 kB or 83% of the original size.
Number of requests can be reduced by 67 (53%)
127
60
The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dierk Raabe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
www.dierk-raabe.com
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dierk-raabe.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
dierk-raabe.com 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
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
dierk-raabe.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
EN
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dierk-raabe.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Dierk-raabe.com 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.
dierk-raabe.com
Open Graph data is detected on the main page of Dierk Raabe. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: