Tools & Wizards About Us
r-zs.de screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

r-zs.de

Event tents and industrial halls from RÖDER

Page Load Speed

3.4 sec in total

First Response

267 ms

Resources Loaded

2.6 sec

Page Rendered

563 ms

r-zs.de screenshot

About Website

Click here to check amazing R Zs content for Germany. Otherwise, check out these important facts you probably never knew about r-zs.de

Our tent systems are ✓ Engineered and ✓ Made in Germany, expandable at any time, modular, cost-efficient.

Visit r-zs.de

Key Findings

We analyzed R-zs.de page load time and found that the first response time was 267 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

r-zs.de performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value18.0 s

0/100

25%

SI (Speed Index)

Value12.5 s

3/100

10%

TBT (Total Blocking Time)

Value3,290 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value21.7 s

1/100

10%

Network Requests Diagram

r-zs.de

267 ms

roder.com

432 ms

merged-d0fb3dec3dd7e5e15d5279b143359992-984afd744dcff05ce4f4c01ade1bf4f6.css

296 ms

jquery-3.7.1.min.js

296 ms

webflow.js

294 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original R-zs.de, 64% (29 requests) were made to Roder.com and 16% (7 requests) were made to Youtube-nocookie.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Roder.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 142.5 kB (4%)

Content Size

3.2 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of R-zs.de main page is 3.2 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. Only a small number of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 102.3 kB

  • Original 116.5 kB
  • After minification 63.5 kB
  • After compression 14.1 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 53.0 kB, which is 46% 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 102.3 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 37.4 kB

  • Original 2.8 MB
  • After minification 2.8 MB

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. R Zs images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.7 kB

  • Original 200.7 kB
  • After minification 200.7 kB
  • After compression 198.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 58.6 kB
  • After minification 58.6 kB
  • After compression 58.6 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. R-zs.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (26%)

Requests Now

35

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of R Zs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

r-zs.de

r-zs.de

267 ms

roder.com

roder.com

432 ms

merged-d0fb3dec3dd7e5e15d5279b143359992-984afd744dcff05ce4f4c01ade1bf4f6.css

merged-d0fb3dec3dd7e5e15d5279b143359992-984afd744dcff05ce4f4c01ade1bf4f6.css

296 ms

jquery-3.7.1.min.js

jquery-3.7.1.min.js

296 ms

webflow.js

webflow.js

294 ms

webflow-slider-custom.js

webflow-slider-custom.js

291 ms

merged-6c31cbbddc1f478b0ff2caa12e9bd760-35f2c93fe0e13fe592da1080466ca31d.js

merged-6c31cbbddc1f478b0ff2caa12e9bd760-35f2c93fe0e13fe592da1080466ca31d.js

491 ms

merged-a55a03f79551f7da55918148422e902f-5fed26b50fe2ff85f1bce1df1f70d3b4.js

merged-a55a03f79551f7da55918148422e902f-5fed26b50fe2ff85f1bce1df1f70d3b4.js

964 ms

container_UhTZYfXs.js

container_UhTZYfXs.js

962 ms

uSkDmC7SD2k

uSkDmC7SD2k

860 ms

1qUcIdfKXXc

1qUcIdfKXXc

285 ms

cLFLQAv-30w

cLFLQAv-30w

247 ms

roder-logo-invert.svg

roder-logo-invert.svg

213 ms

box_shadow.png

box_shadow.png

215 ms

en.svg

en.svg

212 ms

de.svg

de.svg

214 ms

fr.svg

fr.svg

213 ms

Startseite_Slider_Fire_Station_Paris_RFS.jpg

Startseite_Slider_Fire_Station_Paris_RFS.jpg

1001 ms

150Jahre_Schaefer_Kalk_1574x600px.jpg

150Jahre_Schaefer_Kalk_1574x600px.jpg

1355 ms

Industrial_P1042504_1574x600px.jpg

Industrial_P1042504_1574x600px.jpg

1353 ms

Startseite_Slider_C_Tents_Pagode.jpg

Startseite_Slider_C_Tents_Pagode.jpg

1003 ms

csm_IS_hlines_9f5c98efb9.jpg

csm_IS_hlines_9f5c98efb9.jpg

916 ms

csm_TS_solutions_XL_571d224bd8.jpg

csm_TS_solutions_XL_571d224bd8.jpg

836 ms

2024-05-08_Newsblog_5_PROBLEME_vermeiden__1080x1080px_.jpg

2024-05-08_Newsblog_5_PROBLEME_vermeiden__1080x1080px_.jpg

1134 ms

csm_Stilvolle_Inneneinrichtung_einer_Hochzeitsfeier_1__d82a127572.jpg

csm_Stilvolle_Inneneinrichtung_einer_Hochzeitsfeier_1__d82a127572.jpg

1352 ms

csm_Roeder_Pagoden_Freiflaeche_b396874a0a.jpg

csm_Roeder_Pagoden_Freiflaeche_b396874a0a.jpg

1354 ms

csm_20230509_EN_Campaign_Stories_Beverage_2023_a609466480.jpg

csm_20230509_EN_Campaign_Stories_Beverage_2023_a609466480.jpg

1352 ms

csm_20230509_EN_Campaign_Stories_Career_5637cfabad.jpg

csm_20230509_EN_Campaign_Stories_Career_5637cfabad.jpg

1352 ms

csm_20230509_EN_FAQs_Tent_Solutions_42acfe822a.jpg

csm_20230509_EN_FAQs_Tent_Solutions_42acfe822a.jpg

1361 ms

nunito-sans-v6-latin-regular.woff

nunito-sans-v6-latin-regular.woff

1259 ms

nunito-sans-v6-latin-700.woff

nunito-sans-v6-latin-700.woff

1260 ms

nunito-sans-v6-latin-800.woff

nunito-sans-v6-latin-800.woff

1260 ms

HelveticaNeueLTPro-BdEx.woff

HelveticaNeueLTPro-BdEx.woff

1261 ms

mfn-icons.woff

mfn-icons.woff

1261 ms

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

1 ms

www-player.css

www-player.css

9 ms

www-embed-player.js

www-embed-player.js

36 ms

base.js

base.js

77 ms

vTEfc-jlr9e_tfMt-BR8Zcc1_6XGLRk25TFtjqWuknE.js

vTEfc-jlr9e_tfMt-BR8Zcc1_6XGLRk25TFtjqWuknE.js

227 ms

embed.js

embed.js

180 ms

Create

Create

355 ms

Create

Create

356 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

342 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

345 ms

matomo.php

matomo.php

329 ms

Accessibility Review

r-zs.de accessibility score

84

Accessibility Issues

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

r-zs.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

r-zs.de SEO score

85

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

Document doesn't have a valid hreflang

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 doesn't use 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 R-zs.de 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 R-zs.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.

Social Sharing Optimization

r-zs.de

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