6.5 sec in total
813 ms
5.4 sec
284 ms
Click here to check amazing Alcon content for Denmark. Otherwise, check out these important facts you probably never knew about alcon.nu
Alcon Alheat har 45 års erfaring med produktion, salg og udvikling af halmfyr, biomassekedler, akkumuleringstanke og meget mere. Efter ejerskiftet står vi stadig for kvalitet og innovation i opvarmnin...
Visit alcon.nuWe analyzed Alcon.nu page load time and found that the first response time was 813 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
alcon.nu performance score
name
value
score
weighting
Value9.4 s
0/100
10%
Value38.1 s
0/100
25%
Value24.5 s
0/100
10%
Value4,280 ms
1/100
30%
Value0.286
42/100
15%
Value26.2 s
0/100
10%
813 ms
24 ms
2774 ms
299 ms
2559 ms
Our browser made a total of 62 requests to load all elements on the main page. We found that 90% of them (56 requests) were addressed to the original Alcon.nu, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Alcon.nu.
Page size can be reduced by 744.1 kB (31%)
2.4 MB
1.7 MB
In fact, the total size of Alcon.nu main page is 2.4 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. 35% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 24.9 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 24.9 kB or 81% of the original size.
Potential reduce by 11.2 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. Alcon images are well optimized though.
Potential reduce by 318.0 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 318.0 kB or 71% of the original size.
Potential reduce by 389.9 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. Alcon.nu needs all CSS files to be minified and compressed as it can save up to 389.9 kB or 86% of the original size.
Number of requests can be reduced by 35 (58%)
60
25
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alcon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
www.alcon.nu
813 ms
css
24 ms
bootstrap.css
2774 ms
font-awesome.css
299 ms
owl.carousel.css
2559 ms
owl.theme.css
201 ms
magnific-popup.css
2583 ms
settings.css
2733 ms
component.css
328 ms
theme.css
517 ms
theme-elements.css
578 ms
theme-blog.css
668 ms
theme-shop.css
699 ms
theme-animate.css
778 ms
default.css
804 ms
jquery-ui-1.9.2.custom.css
887 ms
custom.css
991 ms
jquery.min.js
31 ms
jquery.form.min.js
6 ms
tea-commerce.min.js
1010 ms
bootstrap.min.js
1101 ms
default.js
1113 ms
ecommerce.js
1205 ms
standardwindow.js
286 ms
jquery.cookiebar.js
1216 ms
ajaxcall.js
1305 ms
modernizr.js
1323 ms
jquery.appear.js
1319 ms
jquery.easing.js
1337 ms
common.js
1421 ms
jquery.isotope.js
1450 ms
theme.js
1540 ms
jquery.themepunch.tools.min.js
1706 ms
jquery.themepunch.revolution.min.js
1663 ms
view.home.js
1763 ms
theme.init.js
1814 ms
lightbox-2.6.min.js
1868 ms
close.png
205 ms
loading.gif
204 ms
prev.png
203 ms
next.png
205 ms
ga.js
19 ms
logo.png
387 ms
dk_flag.png
186 ms
eng_flag.png
187 ms
imagegen.ashx
389 ms
imagegen.ashx
1147 ms
imagegen.ashx
990 ms
imagegen.ashx
658 ms
imagegen.ashx
725 ms
imagegen.ashx
805 ms
imagegen.ashx
564 ms
imagegen.ashx
697 ms
cards.png
760 ms
arbejdsgiverne.jpg
799 ms
dansk-agro.png
825 ms
__utm.gif
106 ms
loader.gif
722 ms
timer.png
724 ms
large_left.png
747 ms
large_right.png
783 ms
fontawesome-webfont.ttf
135 ms
alcon.nu accessibility score
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
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
Heading elements are not in a sequentially-descending order
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
alcon.nu 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
alcon.nu 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
Tap targets are not sized appropriately
DA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alcon.nu can be misinterpreted by Google and other search engines. Our service has detected that Danish 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 Alcon.nu 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.
alcon.nu
Open Graph description is not detected on the main page of Alcon. 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: