Report Summary

  • 85

    Performance

    Renders faster than
    89% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

rolladen-roth.de

Rolladen Roth

Page Load Speed

3.8 sec in total

First Response

548 ms

Resources Loaded

1.9 sec

Page Rendered

1.3 sec

rolladen-roth.de screenshot

About Website

Visit rolladen-roth.de now to see the best up-to-date Rolladen Roth content for Germany and also check out these interesting facts you probably never knew about rolladen-roth.de

Ihr Fachhändler für Fenster, Türen, Tore, Rolladen, Rolläden, Garagentoren, Rolltore, Einbruchschutz,Insektenschutz, Fliegengitter, Jalousien, Sonnenschutz, Klappläden Rollgitter von Marken wie Roma, ...

Visit rolladen-roth.de

Key Findings

We analyzed Rolladen-roth.de page load time and found that the first response time was 548 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 55% of websites can load faster.

Performance Metrics

rolladen-roth.de performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

58/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value3.2 s

91/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

rolladen-roth.de

548 ms

frontend.js

179 ms

frontend.css

186 ms

default_styles.css

189 ms

maps

31 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 89% of them (32 requests) were addressed to the original Rolladen-roth.de, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Rolladen-roth.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 111.0 kB (26%)

Content Size

432.2 kB

After Optimization

321.1 kB

In fact, the total size of Rolladen-roth.de main page is 432.2 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. 25% of websites need less resources to load. Images take 330.0 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 61.1 kB

  • Original 69.9 kB
  • After minification 55.2 kB
  • After compression 8.8 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 14.7 kB, which is 21% 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 61.1 kB or 87% of the original size.

Image Optimization

-8%

Potential reduce by 27.3 kB

  • Original 330.0 kB
  • After minification 302.8 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. Rolladen Roth images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 3.2 kB

  • Original 10.2 kB
  • After minification 9.1 kB
  • After compression 7.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 3.2 kB or 31% of the original size.

CSS Optimization

-88%

Potential reduce by 19.5 kB

  • Original 22.1 kB
  • After minification 17.7 kB
  • After compression 2.6 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. Rolladen-roth.de needs all CSS files to be minified and compressed as it can save up to 19.5 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (29%)

Requests Now

34

After Optimization

24

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rolladen Roth. 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 as a result speed up the page load time.

Accessibility Review

rolladen-roth.de accessibility score

70

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

rolladen-roth.de best practices score

58

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rolladen-roth.de SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rolladen-roth.de can be misinterpreted by Google and other search engines. Our service has detected that German 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 Rolladen-roth.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Rolladen Roth. 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: