3 sec in total
325 ms
2.3 sec
393 ms
Click here to check amazing Vdi Wissensforum content for Pakistan. Otherwise, check out these important facts you probably never knew about vdi-wissensforum.de
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Visit vdi-wissensforum.deWe analyzed Vdi-wissensforum.de page load time and found that the first response time was 325 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
vdi-wissensforum.de performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value7.3 s
5/100
25%
Value9.2 s
13/100
10%
Value2,650 ms
4/100
30%
Value0.061
97/100
15%
Value12.7 s
13/100
10%
325 ms
521 ms
180 ms
530 ms
309 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 92% of them (23 requests) were addressed to the original Vdi-wissensforum.de, 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (717 ms) belongs to the original domain Vdi-wissensforum.de.
Page size can be reduced by 143.2 kB (34%)
418.1 kB
274.9 kB
In fact, the total size of Vdi-wissensforum.de main page is 418.1 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. 25% of websites need less resources to load. Images take 223.0 kB which makes up the majority of the site volume.
Potential reduce by 15.6 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 15.6 kB or 75% of the original size.
Potential reduce by 1.6 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. Vdi Wissensforum images are well optimized though.
Potential reduce by 50 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 126.0 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. Vdi-wissensforum.de needs all CSS files to be minified and compressed as it can save up to 126.0 kB or 82% of the original size.
Number of requests can be reduced by 5 (23%)
22
17
The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vdi Wissensforum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
vdi-wissensforum.de
325 ms
www.vdi-wissensforum.de
521 ms
merged-29c1685ebc74837684be32042b99c525.css
180 ms
app-built.js
530 ms
vdi-wissensforum.png
309 ms
hyphen.png
224 ms
bg-main-nav-accent.png
185 ms
bg-main-nav.png
273 ms
3.jpg
717 ms
csm_Frickenstein_b_6802b3414a.jpg
275 ms
csm_Welfers_88ecf0551e.jpg
275 ms
csm_Roedder_2ae60f3983.jpg
312 ms
eliv-europe.png
404 ms
sourcesanspro-regular-webfont.svg
455 ms
icons.ttf
311 ms
sourcesanspro-semibold-webfont.svg
406 ms
analytics.js
63 ms
www.vdi-wissensforum.de
101 ms
ui-bg_flat_75_ffffff_40x100.png
107 ms
collect
53 ms
csm_02SE075_Schwingungstechnik-und-Maschinendynamik_60c231cf07.jpg
90 ms
csm_03SE0280-Protowuerfel-Bildquelle-Passmann-Proto-Labs_b7e8922097.jpg
91 ms
csm_JT_D750_1_10997_d6dfc36c0f.jpg
91 ms
csm_02SE288_Metallkundliche-Grundlagen-der-Waermebehandlung_f3e4a662d8.jpg
594 ms
merged-f878969628d8859af444c54a16a79527.css
90 ms
vdi-wissensforum.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
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
vdi-wissensforum.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
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
vdi-wissensforum.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 Vdi-wissensforum.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 Vdi-wissensforum.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.
vdi-wissensforum.de
Open Graph description is not detected on the main page of Vdi Wissensforum. 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: