Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 98% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    86% of websites

  • 100

    SEO

    Google-friendlier than
    96% of websites

rockbuero.org

Rockbüro Herne e.V.

Page Load Speed

5.2 sec in total

First Response

964 ms

Resources Loaded

4 sec

Page Rendered

256 ms

rockbuero.org screenshot

About Website

Click here to check amazing Rockbuero content. Otherwise, check out these important facts you probably never knew about rockbuero.org

Seit 2010 aktiv in Jugend- und Musikkultur. Konzerte, Workshop, Orga.

Visit rockbuero.org

Key Findings

We analyzed Rockbuero.org page load time and found that the first response time was 964 ms and then it took 4.2 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

rockbuero.org performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value4.5 s

83/100

10%

Network Requests Diagram

www.rockbuero.org

964 ms

style.css

192 ms

styles.css

238 ms

jquery.js

496 ms

jquery-migrate.min.js

221 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 95% of them (42 requests) were addressed to the original Rockbuero.org, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (964 ms) belongs to the original domain Rockbuero.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 210.3 kB (22%)

Content Size

965.0 kB

After Optimization

754.8 kB

In fact, the total size of Rockbuero.org main page is 965.0 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. 40% of websites need less resources to load. Images take 664.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 21.1 kB

  • Original 26.9 kB
  • After minification 25.9 kB
  • After compression 5.9 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. 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 21.1 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 17.5 kB

  • Original 664.8 kB
  • After minification 647.3 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. Rockbuero images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 136.7 kB

  • Original 227.3 kB
  • After minification 223.0 kB
  • After compression 90.6 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 136.7 kB or 60% of the original size.

CSS Optimization

-76%

Potential reduce by 35.1 kB

  • Original 46.0 kB
  • After minification 41.4 kB
  • After compression 10.9 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. Rockbuero.org needs all CSS files to be minified and compressed as it can save up to 35.1 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (51%)

Requests Now

43

After Optimization

21

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rockbuero. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rockbuero.org accessibility score

100

Accessibility Issues

Best Practices

rockbuero.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

rockbuero.org SEO score

100

Search Engine Optimization Advices

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 Rockbuero.org 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 Rockbuero.org 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

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