Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

rockinvasion.de

British Hardrock & Heavy Metal Geschichte

Page Load Speed

5 sec in total

First Response

350 ms

Resources Loaded

4.4 sec

Page Rendered

181 ms

rockinvasion.de screenshot

About Website

Visit rockinvasion.de now to see the best up-to-date Rockinvasion content and also check out these interesting facts you probably never knew about rockinvasion.de

UK Rockinvasion - British Heavy Metal & Hard Rock und The New Wave of British Heavy Metal von Led Zeppelin, Pink Floyd, Black Sabbath und Deep Purple bis hin zu Def Leppard, Motörhead und Judas Priest

Visit rockinvasion.de

Key Findings

We analyzed Rockinvasion.de page load time and found that the first response time was 350 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

rockinvasion.de performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.094

91/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

rockinvasion.de

350 ms

EMPRockinvasion

946 ms

scheduler.js

40 ms

www-core-vflL2i7T6.css

66 ms

www-pageframe-vflf2xejO.css

77 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Rockinvasion.de, 35% (9 requests) were made to S.ytimg.com and 15% (4 requests) were made to S2.googleusercontent.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source S2.googleusercontent.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 771.6 kB (79%)

Content Size

976.5 kB

After Optimization

204.9 kB

In fact, the total size of Rockinvasion.de main page is 976.5 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. CSS take 443.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 325.7 kB

  • Original 369.9 kB
  • After minification 344.9 kB
  • After compression 44.2 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 325.7 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 161 B

  • Original 30.3 kB
  • After minification 30.1 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. Rockinvasion images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 72.5 kB

  • Original 132.6 kB
  • After minification 132.6 kB
  • After compression 60.1 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 72.5 kB or 55% of the original size.

CSS Optimization

-84%

Potential reduce by 373.3 kB

  • Original 443.8 kB
  • After minification 443.4 kB
  • After compression 70.5 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. Rockinvasion.de needs all CSS files to be minified and compressed as it can save up to 373.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (64%)

Requests Now

22

After Optimization

8

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rockinvasion. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rockinvasion.de accessibility score

62

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

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

rockinvasion.de best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

rockinvasion.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rockinvasion.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Rockinvasion.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 data is detected on the main page of Rockinvasion. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: