Tools & Wizards About Us
rohde-schwarz.us screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

rohde-schwarz.us

Industry-leading technology group | Rohde & Schwarz

Page Load Speed

2.5 sec in total

First Response

242 ms

Resources Loaded

1.7 sec

Page Rendered

555 ms

rohde-schwarz.us screenshot

About Website

Welcome to rohde-schwarz.us homepage info - get ready to check Rohde Schwarz best content for United States right away, or after learning these important things about rohde-schwarz.us

Rohde & Schwarz stands for quality and innovation in Test & Measurement, Aerospace Defense Security, Broadcast & Media and Cybersecurity. Learn more.

Visit rohde-schwarz.us

Key Findings

We analyzed Rohde-schwarz.us page load time and found that the first response time was 242 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

rohde-schwarz.us performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,610 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.08

94/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

rohde-schwarz.us

242 ms

home_48230.html

108 ms

api_dynamic.js

112 ms

api_static.js

127 ms

launch-EN3504a9f210b14bc28b773c8d8c5a022d.min.js

16 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Rohde-schwarz.us, 91% (30 requests) were made to Cdn.rohde-schwarz.com and 3% (1 request) were made to Rohde-schwarz.com. The less responsive or slowest element that took the longest time to load (391 ms) relates to the external source Cdn.rohde-schwarz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 150.6 kB (21%)

Content Size

704.8 kB

After Optimization

554.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rohde-schwarz.us main page is 704.8 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. 65% of websites need less resources to load. Javascripts take 281.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 146.2 kB

  • Original 166.1 kB
  • After minification 121.3 kB
  • After compression 19.9 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 44.8 kB, which is 27% 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 146.2 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 1.8 kB

  • Original 110.8 kB
  • After minification 109.1 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. Rohde Schwarz images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.9 kB

  • Original 281.8 kB
  • After minification 281.8 kB
  • After compression 279.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 778 B

  • Original 146.1 kB
  • After minification 146.1 kB
  • After compression 145.3 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. Rohde-schwarz.us has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (58%)

Requests Now

26

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rohde Schwarz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

rohde-schwarz.us

rohde-schwarz.us

242 ms

home_48230.html

home_48230.html

108 ms

api_dynamic.js

api_dynamic.js

112 ms

api_static.js

api_static.js

127 ms

launch-EN3504a9f210b14bc28b773c8d8c5a022d.min.js

launch-EN3504a9f210b14bc28b773c8d8c5a022d.min.js

16 ms

lazysizes-5.2.0.min.js

lazysizes-5.2.0.min.js

134 ms

webfontloader-1.6.28.min.js

webfontloader-1.6.28.min.js

136 ms

style.min.css

style.min.css

140 ms

modernizr-custom.6116ab.js

modernizr-custom.6116ab.js

133 ms

require-2.3.5.min.js

require-2.3.5.min.js

130 ms

fonts.min.css

fonts.min.css

64 ms

rus-logo-background.svg

rus-logo-background.svg

156 ms

rus-logo.svg

rus-logo.svg

155 ms

rus-logo-symbol.svg

rus-logo-symbol.svg

157 ms

shoppingcart-grey.svg

shoppingcart-grey.svg

148 ms

shoppingcart.svg

shoppingcart.svg

147 ms

background-teaser-light.svg

background-teaser-light.svg

146 ms

fallbackImage_0_420_236_v0.png

fallbackImage_0_420_236_v0.png

154 ms

background-teaser-dark.svg

background-teaser-dark.svg

148 ms

fallbackImage_0_360_150_v0.png

fallbackImage_0_360_150_v0.png

159 ms

handshake-icon-rohde-schwarz_200_56136_19.svg

handshake-icon-rohde-schwarz_200_56136_19.svg

149 ms

technical-benefits-icon-rohde-schwarz_200_59300_11.svg

technical-benefits-icon-rohde-schwarz_200_59300_11.svg

150 ms

flexibility-arrows-icon-rohde-schwarz_200_56115_18.svg

flexibility-arrows-icon-rohde-schwarz_200_56115_18.svg

152 ms

security-icon-rohde-schwarz_200_11866_14.svg

security-icon-rohde-schwarz_200_11866_14.svg

153 ms

fallbackImage_0_320_180_v0.png

fallbackImage_0_320_180_v0.png

159 ms

this-is-rohde-and-schwarz-people-image-rohde-schwarz_200_68667_1024_576_3.jpg

this-is-rohde-and-schwarz-people-image-rohde-schwarz_200_68667_1024_576_3.jpg

157 ms

main.min.js

main.min.js

16 ms

LinotypeUnivers-330Light.woff

LinotypeUnivers-330Light.woff

13 ms

LinotypeUnivers-630Bold.woff

LinotypeUnivers-630Bold.woff

6 ms

RSI-Icons-woff.woff

RSI-Icons-woff.woff

7 ms

LinotypeUnivers-420Cn.woff

LinotypeUnivers-420Cn.woff

13 ms

LinotypeUnivers-620CnBold.woff

LinotypeUnivers-620CnBold.woff

391 ms

critical-infrastructures-protection-of-critical-infrastructures_200_105435_420_236_11.jpg

critical-infrastructures-protection-of-critical-infrastructures_200_105435_420_236_11.jpg

8 ms

Accessibility Review

rohde-schwarz.us accessibility score

87

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

rohde-schwarz.us best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

rohde-schwarz.us SEO score

86

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rohde-schwarz.us 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 Rohde-schwarz.us 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.

Social Sharing Optimization

rohde-schwarz.us

Open Graph data is detected on the main page of Rohde Schwarz. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: