Tools & Wizards About Us
ch.harmanaudio.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

ch.harmanaudio.com

Homepage– Harmanaudio

Page Load Speed

1.2 sec in total

First Response

9 ms

Resources Loaded

1.1 sec

Page Rendered

78 ms

ch.harmanaudio.com screenshot

About Website

Visit ch.harmanaudio.com now to see the best up-to-date Ch Harmanaudio content for United States and also check out these interesting facts you probably never knew about ch.harmanaudio.com

JBL Brand

Visit ch.harmanaudio.com

Key Findings

We analyzed Ch.harmanaudio.com page load time and found that the first response time was 9 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

ch.harmanaudio.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value2,630 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.063

97/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

Network Requests Diagram

ch.harmanaudio.com

9 ms

DDUser-Challenge

340 ms

c2.js

14 ms

308 ms

index.css

17 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 22% of them (2 requests) were addressed to the original Ch.harmanaudio.com, 56% (5 requests) were made to Static.captcha-delivery.com and 11% (1 request) were made to Ct.captcha-delivery.com. The less responsive or slowest element that took the longest time to load (340 ms) belongs to the original domain Ch.harmanaudio.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.3 kB (42%)

Content Size

22.3 kB

After Optimization

13.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ch.harmanaudio.com main page is 22.3 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. Only 10% of websites need less resources to load. Images take 11.1 kB which makes up the majority of the site volume.

HTML Optimization

-41%

Potential reduce by 510 B

  • Original 1.2 kB
  • After minification 1.2 kB
  • After compression 733 B

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 510 B or 41% of the original size.

Image Optimization

-21%

Potential reduce by 2.4 kB

  • Original 11.1 kB
  • After minification 8.7 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. Obviously, Ch Harmanaudio needs image optimization as it can save up to 2.4 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 5.8 kB

  • Original 8.2 kB
  • After minification 8.2 kB
  • After compression 2.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 5.8 kB or 71% of the original size.

CSS Optimization

-33%

Potential reduce by 564 B

  • Original 1.7 kB
  • After minification 1.6 kB
  • After compression 1.1 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. Ch.harmanaudio.com needs all CSS files to be minified and compressed as it can save up to 564 B or 33% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ch Harmanaudio. According to our analytics all requests are already optimized.

Network Requests Diagram

ch.harmanaudio.com

ch.harmanaudio.com

9 ms

DDUser-Challenge

DDUser-Challenge

340 ms

c2.js

c2.js

14 ms

308 ms

index.css

index.css

17 ms

font-face.css

font-face.css

18 ms

logo.png

logo.png

310 ms

loading_spinner.gif

loading_spinner.gif

17 ms

roboto.woff

roboto.woff

3 ms

Accessibility Review

ch.harmanaudio.com accessibility score

93

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Best Practices

ch.harmanaudio.com best practices score

75

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

Displays images with incorrect aspect ratio

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

ch.harmanaudio.com SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ch.harmanaudio.com 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 Ch.harmanaudio.com main page’s claimed encoding is . 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

ch.harmanaudio.com

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