5.7 sec in total
459 ms
5 sec
246 ms
Welcome to osram.com homepage info - get ready to check OSRAM best content for China right away, or after learning these important things about osram.com
OSRAM Americas Corporate Homepage
Visit osram.comWe analyzed Osram.com page load time and found that the first response time was 459 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
osram.com performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value18.0 s
0/100
25%
Value12.7 s
3/100
10%
Value1,400 ms
16/100
30%
Value1.346
0/100
15%
Value16.1 s
6/100
10%
459 ms
408 ms
196 ms
266 ms
194 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 97% of them (62 requests) were addressed to the original Osram.com, 3% (2 requests) were made to Ctsde15.wiredminds.de. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Osram.com.
Page size can be reduced by 634.6 kB (40%)
1.6 MB
933.9 kB
In fact, the total size of Osram.com main page is 1.6 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. 50% of websites need less resources to load. Images take 834.6 kB which makes up the majority of the site volume.
Potential reduce by 64.1 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 8.7 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 64.1 kB or 84% of the original size.
Potential reduce by 42.1 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.com 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 (18%)
60
49
The browser has sent 60 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.com
459 ms
408 ms
all.css
196 ms
user-agent.jsp
266 ms
home_orange592243.css
194 ms
jquery-1.6.1.min.js
391 ms
jquery-plugins.js
541 ms
osram.js
387 ms
count.js
514 ms
pt_sans-web-regular.woff
317 ms
pt_sans-web-bold.woff
350 ms
ie.gif
183 ms
osram.gif
180 ms
mainnav-old-35.png
177 ms
sprite.png
508 ms
shadows.png
176 ms
search.png
184 ms
innovative-lighting-projects.jpg
522 ms
led-lamps-for-private-customer.jpg
3262 ms
led-lamps-by-osram.jpg
508 ms
ledriving-xenarc.jpg
1320 ms
led-tubes-substitube.jpg
3263 ms
flex-configuration-tool.jpg
1648 ms
wo80.png
520 ms
xenarc-night-breaker-unlimited-auto-express-test-winner.jpg
588 ms
662760,-664060-streetlight-20-midi-led-standard-cropped-1536x2127.jpg
521 ms
light-guys.jpg
685 ms
kreios-entertainment-luminaires.jpg
769 ms
redbull---cool-blue-intense.jpg
778 ms
ledambient.jpg
870 ms
LED%20lighting.jpg
977 ms
Case%20Studies.jpg
966 ms
LIGHTIFY.jpg
1061 ms
produict%20search.jpg
1066 ms
OSRAM%20Semiconductors.jpg
1149 ms
Lightify.jpg
1253 ms
redbull---cool-blue-intense.jpg
1241 ms
ledambient.jpg
1433 ms
xenarc-night-breaker-unlimited-auto-express-winner.jpg
1349 ms
osram-networking.jpg
1483 ms
pldc-2015.jpg
1445 ms
logo-isal-2015.jpg
1528 ms
sounds-and-lights-of-unity.jpg
1636 ms
osram-richard-lothholz.jpg
1579 ms
national-gymnastics-arena-baku.jpg
1625 ms
jes-munk-hansen.jpg
1674 ms
prevaled-flat-ac.jpg
1688 ms
jim-johnson-cropped-310-x-175.jpg
1577 ms
pldc-2013.jpg
1586 ms
ir-emitter-remote-control.jpg
1628 ms
HE_Oval.jpg
1665 ms
503390%20Key%20Visual%20Automotive.jpg
1669 ms
ctin.php
299 ms
size.do
1399 ms
cookie_info.jsp
1528 ms
myOSRAM.com.jpg
1416 ms
LED%20Lampen.jpg
1421 ms
spinner_white.gif
1472 ms
bullet_active.png
1445 ms
bullet.png
1343 ms
cookie_info.html
96 ms
btn_right_dark.gif
95 ms
btn_left_dark.gif
96 ms
print.css
96 ms
osram.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 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.
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.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
osram.com 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 doesn't use 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.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 Osram.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.
osram.com
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: