3.6 sec in total
225 ms
3.1 sec
186 ms
Visit constellium.com now to see the best up-to-date Constellium content for United States and also check out these interesting facts you probably never knew about constellium.com
Constellium is a global leader in the development and manufacturing of high value-added aluminium products and solutions, and in aluminium recycling. We design and manufacture advanced alloys and engi...
Visit constellium.comWe analyzed Constellium.com page load time and found that the first response time was 225 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
constellium.com performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value60.4 s
0/100
25%
Value24.1 s
0/100
10%
Value1,430 ms
15/100
30%
Value0.974
2/100
15%
Value46.2 s
0/100
10%
225 ms
455 ms
400 ms
31 ms
706 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 88% of them (42 requests) were addressed to the original Constellium.com, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Constellium.com.
Page size can be reduced by 893.4 kB (46%)
2.0 MB
1.1 MB
In fact, the total size of Constellium.com main page is 2.0 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. 45% of websites need less resources to load. Images take 852.5 kB which makes up the majority of the site volume.
Potential reduce by 188.0 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. This page needs HTML code to be minified as it can gain 111.4 kB, which is 53% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 188.0 kB or 89% of the original size.
Potential reduce by 86.6 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. Constellium images are well optimized though.
Potential reduce by 524.1 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 524.1 kB or 68% of the original size.
Potential reduce by 94.7 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. Constellium.com needs all CSS files to be minified and compressed as it can save up to 94.7 kB or 82% of the original size.
Number of requests can be reduced by 14 (30%)
46
32
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Constellium. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
constellium.com
225 ms
www.constellium.com
455 ms
9fa44de12007809c5880588e4a2e6040_all.css
400 ms
jquery.min.js
31 ms
b01c168204f49e58fdeb5e03801af10d.js
706 ms
home.jpg
823 ms
close.gif
123 ms
constellium-website_large.png
119 ms
facebook_ico.png
192 ms
youtube_ico.png
194 ms
linkedin_ico.png
195 ms
slideshare_ico.png
194 ms
twitter_ico.png
198 ms
share_icon.png
286 ms
rss_news.png
288 ms
BackGbuttonSoarch.png
291 ms
nav_blacktab.png
293 ms
media_image_topmenu.png
593 ms
candidates_image_topmenu.jpg
481 ms
separator_menu.jpg
382 ms
about-constellium_image_topmenu.png
675 ms
business-solutions_image_topmenu.png
672 ms
markets_image_topmenu.png
572 ms
innovation_image_topmenu.png
769 ms
sustainability_image_topmenu.png
765 ms
how-to-make-infinite-recycling-a-reality_big_pic.png
971 ms
constellium-is-a-world-leading-manufacturing-company-of-high-quality-aluminium-products_big_pic.png
759 ms
home_pagination_slide_off.png
759 ms
bg_multimedia_library.png
855 ms
spotlight_highlight_block_home.png
856 ms
news_arrow.png
838 ms
before_news.png
840 ms
next_news.png
873 ms
arrow_downloads.png
932 ms
shadow_footer.png
927 ms
ga.js
39 ms
shareprice::getshareprice
1563 ms
shareprice::getreferenceindex
1482 ms
addthis_widget.js
30 ms
home_pagination_slide_on.png
922 ms
constellium-s-brand-new-video-featuring-our-people-our-expertise-and-our-potential_big_pic.png
1364 ms
controls.png
982 ms
vjs.woff
997 ms
__utm.gif
56 ms
sp_up.png
100 ms
print.css
100 ms
300lo.json
19 ms
sh.7c7179124ea24ac6ba46caac.html
25 ms
constellium.com 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
button, link, and menuitem elements do not have accessible names.
[aria-hidden="true"] elements contain focusable descendents
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 toggle fields do not have accessible names
[aria-*] attributes do not have valid values
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
Links do not have a discernible 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.
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.
constellium.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
constellium.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Constellium.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Constellium.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.
constellium.com
Open Graph description is not detected on the main page of Constellium. 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: