7.6 sec in total
2.9 sec
4.5 sec
225 ms
Click here to check amazing Rosenberger content for United States. Otherwise, check out these important facts you probably never knew about rosenberger.de
Leading Manufacturer of radio frequency, fiber-optic and high-voltage connectivity solutions providing the highest levels of efficiency in production, and modern manufacturing processes.
Visit rosenberger.deWe analyzed Rosenberger.de page load time and found that the first response time was 2.9 sec and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
rosenberger.de performance score
name
value
score
weighting
Value3.1 s
48/100
10%
Value4.6 s
35/100
25%
Value4.5 s
73/100
10%
Value70 ms
99/100
30%
Value1.178
2/100
15%
Value5.8 s
67/100
10%
2903 ms
467 ms
251 ms
302 ms
234 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 89% of them (33 requests) were addressed to the original Rosenberger.de, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Rosenberger.de.
Page size can be reduced by 204.0 kB (39%)
527.1 kB
323.1 kB
In fact, the total size of Rosenberger.de main page is 527.1 kB. 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 292.3 kB which makes up the majority of the site volume.
Potential reduce by 31.6 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 31.6 kB or 82% of the original size.
Potential reduce by 48.9 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. Obviously, Rosenberger needs image optimization as it can save up to 48.9 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 85.5 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 85.5 kB or 58% of the original size.
Potential reduce by 38.0 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. Rosenberger.de needs all CSS files to be minified and compressed as it can save up to 38.0 kB or 80% of the original size.
Number of requests can be reduced by 11 (32%)
34
23
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rosenberger. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
index.php
2903 ms
jquery-1.11.3.min.js
467 ms
jquery.json-2.2.min.js
251 ms
jquery.imageLoop.js
302 ms
styles.css
234 ms
cookieconsent.min.js
6 ms
shariff.complete.css
334 ms
shariff.min.js
251 ms
ga.js
23 ms
verlauf.jpg
119 ms
rosenberger.gif
126 ms
pfeil_standort.gif
127 ms
weltkarte.gif
127 ms
suchen.gif
136 ms
strich_home.gif
128 ms
box3_a.jpg
236 ms
box3_b.jpg
326 ms
box3_c.jpg
317 ms
20160222_pia_32x32.jpg
377 ms
20160118_jubilare_32x32.jpg
288 ms
20151124_tm_multiport_32x32.jpg
286 ms
ofc_32x32.jpg
367 ms
dlr_btk2016_32x32.jpg
394 ms
ims_32x32.jpg
382 ms
kontakta_32x32.jpg
451 ms
firstcontact_hs_deggendorf_32x32.jpg
461 ms
hs-landshut_32x32.jpg
474 ms
pfeil_start.gif
491 ms
suchfeld.gif
471 ms
__utm.gif
13 ms
shop_icon.png
454 ms
box1.jpg
498 ms
closer.jpg
490 ms
box2.jpg
503 ms
fusszeile.gif
508 ms
fontawesome-webfont.woff
5 ms
rt-bottom.css
106 ms
rosenberger.de 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
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.
rosenberger.de 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
rosenberger.de 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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rosenberger.de can be misinterpreted by Google and other search engines. Our service has detected that English 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 Rosenberger.de 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.
rosenberger.de
Open Graph description is not detected on the main page of Rosenberger. 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: