3.5 sec in total
397 ms
2.8 sec
233 ms
Welcome to denox.at homepage info - get ready to check De Nox best content right away, or after learning these important things about denox.at
We provide modern Technologies for NOx emission reduction (SNCR & SCR) the field of industrial flue gas cleaning - modern DeNOx technology for a reduction of up to -90% of NOx emissions.
Visit denox.atWe analyzed Denox.at page load time and found that the first response time was 397 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
denox.at performance score
name
value
score
weighting
Value6.2 s
3/100
10%
Value8.0 s
2/100
25%
Value14.5 s
1/100
10%
Value500 ms
58/100
30%
Value0.002
100/100
15%
Value31.8 s
0/100
10%
397 ms
559 ms
223 ms
331 ms
38 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that 58% of them (23 requests) were addressed to the original Denox.at, 8% (3 requests) were made to Vjs.zencdn.net and 8% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Denox.at.
Page size can be reduced by 398.0 kB (3%)
12.5 MB
12.1 MB
In fact, the total size of Denox.at main page is 12.5 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. 60% of websites need less resources to load. Images take 12.1 MB which makes up the majority of the site volume.
Potential reduce by 39.2 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 39.2 kB or 79% of the original size.
Potential reduce by 163.3 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. De Nox images are well optimized though.
Potential reduce by 154.1 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 154.1 kB or 54% of the original size.
Potential reduce by 41.5 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. Denox.at needs all CSS files to be minified and compressed as it can save up to 41.5 kB or 78% of the original size.
Number of requests can be reduced by 23 (64%)
36
13
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De Nox. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
www.denox.at
397 ms
home
559 ms
magnific-popup.css
223 ms
font-awesome.min.css
331 ms
video-js.css
38 ms
slick.css
238 ms
components.css
254 ms
components-mobile.css
229 ms
css
64 ms
css
77 ms
css
80 ms
bootstrap.min.css
51 ms
jquery.min.js
57 ms
bootstrap.min.js
63 ms
feather.min.js
49 ms
slick.js
412 ms
videojs-ie8.min.js
39 ms
WebResource.axd
425 ms
ScriptResource.axd
592 ms
ScriptResource.axd
363 ms
jquery.magnific-popup.js
376 ms
core.js
337 ms
video.js
10 ms
js
64 ms
logo2.png
110 ms
blank.png
120 ms
sky.jpg
236 ms
I_uuMpWdvgLdNxVLXbNalg.ttf
150 ms
I_urMpWdvgLdNxVLVRh4hi-Oqw.ttf
208 ms
Kraftwerk.jpg
825 ms
bio-mass-biolers.jpg
653 ms
Zement_02.jpg
1038 ms
3.1.jpg
679 ms
steel-mill-616536.jpg
756 ms
gass-turbine.jpg
588 ms
Muell.jpg
714 ms
js
44 ms
js
48 ms
analytics.js
21 ms
collect
50 ms
denox.at 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-*] attributes do not match their roles
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
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
denox.at 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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
denox.at 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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Denox.at can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Denox.at 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.
denox.at
Open Graph data is detected on the main page of De Nox. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: