4.1 sec in total
594 ms
3.4 sec
141 ms
Welcome to osram.co.uk homepage info - get ready to check OSRAM best content for United Kingdom right away, or after learning these important things about osram.co.uk
Osram offers innovative and sustainable lighting solutions. The product portfolio of Osram ranges from modules, LED lamps and luminaires to light management systems.
Visit osram.co.ukWe analyzed Osram.co.uk page load time and found that the first response time was 594 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
osram.co.uk performance score
name
value
score
weighting
Value4.4 s
17/100
10%
Value18.8 s
0/100
25%
Value12.1 s
4/100
10%
Value620 ms
48/100
30%
Value0.559
13/100
15%
Value16.5 s
5/100
10%
594 ms
729 ms
328 ms
224 ms
222 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 97% of them (59 requests) were addressed to the original Osram.co.uk, 3% (2 requests) were made to Ctsde15.wiredminds.de. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Osram.co.uk.
Page size can be reduced by 621.1 kB (50%)
1.3 MB
632.7 kB
In fact, the total size of Osram.co.uk main page is 1.3 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. 30% of websites need less resources to load. Images take 527.2 kB which makes up the majority of the site volume.
Potential reduce by 57.5 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 7.7 kB, which is 11% 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 57.5 kB or 83% of the original size.
Potential reduce by 35.2 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. OSRAM images are well optimized though.
Potential reduce by 411.2 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 411.2 kB or 79% of the original size.
Potential reduce by 117.2 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. Osram.co.uk needs all CSS files to be minified and compressed as it can save up to 117.2 kB or 84% of the original size.
Number of requests can be reduced by 11 (19%)
57
46
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OSRAM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
osram.co.uk
594 ms
729 ms
all.css
328 ms
user-agent.jsp
224 ms
home_orange592243.css
222 ms
jquery-1.6.1.min.js
440 ms
jquery-plugins.js
553 ms
osram.js
468 ms
count.js
297 ms
pt_sans-web-regular.woff
348 ms
pt_sans-web-bold.woff
340 ms
ie.gif
120 ms
osram.gif
118 ms
mainnav-old-35.png
121 ms
sprite.png
249 ms
shadows.png
232 ms
search.png
233 ms
led-lighting-shanghai-tower.jpg
458 ms
615727-key-visual-anti-fake-a4plus-rgb-layer-crop-980x330.jpg
443 ms
led-lamps-by-osram.jpg
446 ms
led-tubes-substitube.jpg
564 ms
lightify-pro.jpg
565 ms
led-luminaires.jpg
351 ms
wo80.png
461 ms
xenarc-night-breaker-unlimited-auto-express-test-winner.jpg
661 ms
662760,-664060-streetlight-20-midi-led-standard-cropped-1536x2127.jpg
556 ms
museum-lighting.jpg
677 ms
ac-dc-light-engines.jpg
678 ms
xenarc-night-breaker-unlimited-auto-express-winner.jpg
666 ms
341869-cars-on-highway-2_korr.jpg
672 ms
LED%20lighting.jpg
676 ms
Case%20Studies.jpg
771 ms
LIGHTIFY.jpg
776 ms
produict%20search.jpg
781 ms
OSRAM%20Semiconductors.jpg
785 ms
Lightify.jpg
895 ms
xenarc-night-breaker-unlimited-auto-express-winner.jpg
786 ms
341869-cars-on-highway-2_korr.jpg
882 ms
autofahrt.jpg
994 ms
osram-awards-2015.jpg
891 ms
osram-richard-lothholz.jpg
896 ms
national-gymnastics-arena-baku.jpg
897 ms
osram-laser-elektronik-produkt-des-jahres-2015.jpg
991 ms
jes-munk-hansen.jpg
1001 ms
ctin.php
244 ms
size.do
961 ms
cookie_info.jsp
1010 ms
lights-in-alingss,-nolhaga-slott.jpg
1004 ms
adventskranz-beleuchtung.jpg
993 ms
matrix-light-modul.jpg
996 ms
dulux-superstar-classic-p-stiftung-warentest.jpg
891 ms
ir-emitter-remote-control.jpg
900 ms
HE_Oval.jpg
978 ms
503390%20Key%20Visual%20Automotive.jpg
986 ms
spinner_white.gif
883 ms
bullet_active.png
793 ms
bullet.png
795 ms
cookie_info.html
207 ms
btn_right_dark.gif
115 ms
btn_left_dark.gif
114 ms
print.css
114 ms
osram.co.uk 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
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 valid value for its [lang] attribute.
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
osram.co.uk 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
osram.co.uk 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
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osram.co.uk 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 Osram.co.uk 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.
osram.co.uk
Open Graph description is not detected on the main page of OSRAM. 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: