2.1 sec in total
152 ms
1.7 sec
252 ms
Visit chempark.de now to see the best up-to-date CHEMPARK content for Germany and also check out these interesting facts you probably never knew about chempark.de
Der wichtigste Chemiestandort in NRW mit 500 Betrieben auf 11 km² Gesamtfläche. Erfahren Sie mehr über unsere Services & Nachhaltigkeitsziele.
Visit chempark.deWe analyzed Chempark.de page load time and found that the first response time was 152 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
chempark.de performance score
name
value
score
weighting
Value7.3 s
1/100
10%
Value11.9 s
0/100
25%
Value11.5 s
5/100
10%
Value50 ms
100/100
30%
Value0.291
41/100
15%
Value11.3 s
19/100
10%
152 ms
93 ms
186 ms
381 ms
10 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 79% of them (31 requests) were addressed to the original Chempark.de, 8% (3 requests) were made to S7.addthis.com and 5% (2 requests) were made to M.addthis.com. The less responsive or slowest element that took the longest time to load (757 ms) belongs to the original domain Chempark.de.
Page size can be reduced by 1.6 MB (65%)
2.5 MB
873.5 kB
In fact, the total size of Chempark.de main page is 2.5 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. 50% of websites need less resources to load. Javascripts take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 118.7 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 118.7 kB or 77% of the original size.
Potential reduce by 11.6 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. CHEMPARK images are well optimized though.
Potential reduce by 1.3 MB
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 1.3 MB or 75% of the original size.
Potential reduce by 221.7 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. Chempark.de needs all CSS files to be minified and compressed as it can save up to 221.7 kB or 86% of the original size.
Number of requests can be reduced by 25 (68%)
37
12
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CHEMPARK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and as a result speed up the page load time.
152 ms
ratings.css
93 ms
4wardmedia.css
186 ms
96f670018b85.css
381 ms
jquery-1.11.3.min.js
10 ms
mootools-yui-compressed.js
31 ms
jquery-ui.min.js
185 ms
swipe.min.js
189 ms
tablesorter.js
189 ms
mediaelement-and-player.min.js
297 ms
colorbox.min.js
275 ms
mediaboxAdv_lightbox4ward.js
277 ms
424e932a6913.js
472 ms
select2.js
374 ms
direktlinks.js
366 ms
ratings.js
369 ms
animate.js
498 ms
bootstrap.min.js
499 ms
jquery.cookie-1.4.1.min.js
504 ms
autocomplete.js
757 ms
hoverIntent.js
504 ms
superfish_customized.js
504 ms
select2.js
504 ms
addthis_widget.js
10 ms
modernizr-2.6.2.min.js
550 ms
currenta-footer.min.js
550 ms
loading.gif
154 ms
coord-chem.gif
100 ms
logo-chempark-en.png
99 ms
Ueberblick_lev_820.jpg
373 ms
background_trennstreifen.png
98 ms
CUR_footer-powered.jpg
124 ms
cur-icon-60.png
172 ms
piwik.js
296 ms
boost
15 ms
300lo.json
34 ms
currenta.ttf
291 ms
sh.07f0d9bf220d07a763adad1e.html
24 ms
layers.173914a8ea2767730b7b.js
21 ms
chempark.de accessibility score
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 input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
ARIA IDs are not unique
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
[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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
chempark.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
Page has valid source maps
chempark.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chempark.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Chempark.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.
chempark.de
Open Graph data is detected on the main page of CHEMPARK. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: