4.2 sec in total
219 ms
3.7 sec
327 ms
Click here to check amazing Rockfon content. Otherwise, check out these important facts you probably never knew about rockfon.es
Rockfon, empresa líder en las soluciones acústicas de lana de roca. Fabricante de paneles acústicos de techo y pared, bafles y perfilería.
Visit rockfon.esWe analyzed Rockfon.es page load time and found that the first response time was 219 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
rockfon.es performance score
name
value
score
weighting
Value4.4 s
17/100
10%
Value6.0 s
13/100
25%
Value7.9 s
23/100
10%
Value790 ms
37/100
30%
Value0.015
100/100
15%
Value12.4 s
14/100
10%
219 ms
699 ms
558 ms
357 ms
256 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 81% of them (54 requests) were addressed to the original Rockfon.es, 4% (3 requests) were made to S7.addthis.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Rockfon.es.
Page size can be reduced by 1.4 MB (51%)
2.7 MB
1.3 MB
In fact, the total size of Rockfon.es main page is 2.7 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. Javascripts take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 123.7 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 123.7 kB or 77% of the original size.
Potential reduce by 84.6 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. Rockfon images are well optimized though.
Potential reduce by 838.0 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 838.0 kB or 70% of the original size.
Potential reduce by 322.4 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. Rockfon.es needs all CSS files to be minified and compressed as it can save up to 322.4 kB or 85% of the original size.
Number of requests can be reduced by 37 (63%)
59
22
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rockfon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
rockfon.es
219 ms
www.rockfon.es
699 ms
bootstrap.css
558 ms
bootstrap-responsive.css
357 ms
jquery.fancybox.css
256 ms
css.css
718 ms
css-responsive.css
373 ms
8249.css
487 ms
campaign.css
530 ms
jquery.1.8.min.js
804 ms
tracking.js
587 ms
jquery.preloader.js
669 ms
jquery.json-2.4.min.js
952 ms
jquery.cookie.js
950 ms
jquery.autocomplete.min.js
988 ms
bootstrap.min.js
1119 ms
jquery.fancybox.pack.js
1033 ms
jquery.functions.js
1054 ms
i18n.js
1143 ms
campaign.js
1057 ms
jquery.carouFredSel-5.6.4-packed.js
1096 ms
jquery.xdomainajax.js
1122 ms
addthis_widget.js
10 ms
js.js
1275 ms
s_code.js
1137 ms
analytics.js
6 ms
collect
13 ms
collect
13 ms
collect
179 ms
collect
177 ms
RFN_logo_EU.png
370 ms
search.gif
372 ms
create-and-protect.gif
367 ms
Rockfon-Blanka-homepage-banner-ES.jpg
400 ms
new_mono_1358x315.jpg
614 ms
rockfon_metal_hp_banner_1358x315.jpg
680 ms
es_performances_banner_1358x315.jpg
765 ms
NO_hp_top_banner_office_1358x315.jpg
771 ms
module1.jpg
574 ms
UK_documentation-ill_front-page_298x241.jpg
521 ms
module3.jpg
750 ms
sustainability_619x264px.jpg
744 ms
footer.png
1058 ms
sprite.png
1017 ms
earth.gif
1031 ms
spinner.gif
1018 ms
trans.png
910 ms
cross-news-off.gif
917 ms
cross-news-on.gif
1003 ms
bubble.gif
1043 ms
youtube-23.gif
1098 ms
share-23.gif
1109 ms
mail-23.gif
1177 ms
background.input.201x26.png
1109 ms
DINWebPro.woff
1238 ms
siteanalyze_667773.js
675 ms
300lo.json
60 ms
ie67-css.d5089428ac7f05efd372.js
25 ms
campaign-background-spaceholder_960x10.png
1080 ms
arrows.png
1084 ms
arrows.gif
1086 ms
sh.8e5f85691f9aaa082472a194.html
25 ms
s52061690166592
81 ms
image.aspx
119 ms
cookie-sprite.png
681 ms
404
264 ms
print.css
157 ms
rockfon.es 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
ARIA IDs 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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Form elements do not have associated labels
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
rockfon.es 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
Page has valid source maps
rockfon.es 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
Tap targets are not sized appropriately
ES
ES
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rockfon.es can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it matches the claimed language. Our system also found out that Rockfon.es 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.
rockfon.es
Open Graph description is not detected on the main page of Rockfon. 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: