Tools & Wizards About Us
rmg.cn screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

rmg.cn

Gasmessung, Gasanalyse und Messtechnik | RMG Messtechnik GmbH

Page Load Speed

3 sec in total

First Response

242 ms

Resources Loaded

2.4 sec

Page Rendered

321 ms

rmg.cn screenshot

About Website

Visit rmg.cn now to see the best up-to-date RMG content and also check out these interesting facts you probably never knew about rmg.cn

Wir sind Hersteller von Geräten zur exakten Gasmessung und Gasanalyse. Setzen Sie auf über 120 Jahre Erfahrung der RMG und das beste Preis-Leistungs-Verhältnis.

Visit rmg.cn

Key Findings

We analyzed Rmg.cn page load time and found that the first response time was 242 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

rmg.cn performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.6 s

57/100

10%

Network Requests Diagram

rmg.cn

242 ms

290 ms

de

475 ms

c-de31541.js

630 ms

jszip.min.js

373 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Rmg.cn, 73% (22 requests) were made to Static.rmg.com and 23% (7 requests) were made to Rmg.com. The less responsive or slowest element that took the longest time to load (630 ms) relates to the external source Rmg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 883.7 kB (31%)

Content Size

2.8 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rmg.cn main page is 2.8 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. 70% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 537.4 kB

  • Original 641.1 kB
  • After minification 640.8 kB
  • After compression 103.7 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 537.4 kB or 84% of the original size.

Image Optimization

-18%

Potential reduce by 346.1 kB

  • Original 1.9 MB
  • After minification 1.6 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. Obviously, RMG needs image optimization as it can save up to 346.1 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 211 B

  • Original 296.6 kB
  • After minification 296.5 kB
  • After compression 296.4 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.

Requests Breakdown

Number of requests can be reduced by 5 (19%)

Requests Now

26

After Optimization

21

  • Images
  • JavaScript

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RMG. 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.

Network Requests Diagram

rmg.cn

rmg.cn

242 ms

290 ms

de

de

475 ms

c-de31541.js

c-de31541.js

630 ms

jszip.min.js

jszip.min.js

373 ms

jszip-utils.min.js

jszip-utils.min.js

14 ms

FileSaver.min.js

FileSaver.min.js

15 ms

Blob.min.js

Blob.min.js

293 ms

ef3c676c9811b281ddb2dc21fbcd3e0b.js

ef3c676c9811b281ddb2dc21fbcd3e0b.js

24 ms

5e1095b56f9aa5593415cc59cdb3813c.png

5e1095b56f9aa5593415cc59cdb3813c.png

98 ms

flags_extended.svg

flags_extended.svg

105 ms

3929850e11207781db0df5eb37d6bbe3.png

3929850e11207781db0df5eb37d6bbe3.png

104 ms

003f271a233fa57416357b15a4f9e00a.jpg

003f271a233fa57416357b15a4f9e00a.jpg

154 ms

fec2677cc72543c3e915484b2f0da0f7.jpg

fec2677cc72543c3e915484b2f0da0f7.jpg

184 ms

e1d34c15856cff6cc1d98f4f42ef7c44.png

e1d34c15856cff6cc1d98f4f42ef7c44.png

237 ms

3760d2dc0dc7454de7c23f283f6f523a.webp

3760d2dc0dc7454de7c23f283f6f523a.webp

274 ms

267b8e0fbe275aa156e564f53e83a0ec.png

267b8e0fbe275aa156e564f53e83a0ec.png

131 ms

b065177a3a5cb3e694be84d140787994.webp

b065177a3a5cb3e694be84d140787994.webp

132 ms

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551b21b35a820c78c23660df4c85111a.png

208 ms

93e65a6e8dd7f6a161fe4836a36dbd06.png

93e65a6e8dd7f6a161fe4836a36dbd06.png

132 ms

dfc603216df6b5799486cb83bb774a96.webp

dfc603216df6b5799486cb83bb774a96.webp

133 ms

2fb694aa5abccc8b7ea39773fd4a7240.png

2fb694aa5abccc8b7ea39773fd4a7240.png

134 ms

bb5ab5e691100e86df78293c998bb4b8.webp

bb5ab5e691100e86df78293c998bb4b8.webp

138 ms

ecbc19842f5555e617104ada7d6024bb.png

ecbc19842f5555e617104ada7d6024bb.png

139 ms

ae773a89064a148c0c36252b084b674a.png

ae773a89064a148c0c36252b084b674a.png

143 ms

bcc6e453e637bd4786ccbe1ac22699ab.jpg

bcc6e453e637bd4786ccbe1ac22699ab.jpg

147 ms

a4061cacbbea9f61ce139d581ecf6694.jpg

a4061cacbbea9f61ce139d581ecf6694.jpg

151 ms

4c0728b4b2597072dcca3eccb1d4e26a.jpg

4c0728b4b2597072dcca3eccb1d4e26a.jpg

155 ms

208836b4f6218f0c3758cc7c864e677b.jpg

208836b4f6218f0c3758cc7c864e677b.jpg

283 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

95 ms

Accessibility Review

rmg.cn accessibility score

81

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

rmg.cn 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

rmg.cn SEO score

92

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

Image elements do not have [alt] attributes

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rmg.cn can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Rmg.cn 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

rmg.cn

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