Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

jenskock.de

Jens Kock

Page Load Speed

7 sec in total

First Response

1.6 sec

Resources Loaded

5.2 sec

Page Rendered

200 ms

jenskock.de screenshot

About Website

Click here to check amazing Jens Kock content. Otherwise, check out these important facts you probably never knew about jenskock.de

Jens Kock’s blog about development and technical consulting insights.

Visit jenskock.de

Key Findings

We analyzed Jenskock.de page load time and found that the first response time was 1.6 sec and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

jenskock.de performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.8 s

100/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.197

62/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

www.jenskock.de

1553 ms

style.css

207 ms

jetpack.css

335 ms

styles.css

224 ms

plusone.js

108 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 79% of them (49 requests) were addressed to the original Jenskock.de, 5% (3 requests) were made to S.gravatar.com and 3% (2 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Jenskock.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 414.6 kB (58%)

Content Size

718.8 kB

After Optimization

304.2 kB

In fact, the total size of Jenskock.de main page is 718.8 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. 35% of websites need less resources to load. Javascripts take 422.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 31.8 kB

  • Original 40.7 kB
  • After minification 39.4 kB
  • After compression 9.0 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 31.8 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 105.6 kB
  • After minification 105.6 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. Jens Kock images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 280.6 kB

  • Original 422.8 kB
  • After minification 393.3 kB
  • After compression 142.2 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 280.6 kB or 66% of the original size.

CSS Optimization

-68%

Potential reduce by 102.2 kB

  • Original 149.7 kB
  • After minification 138.5 kB
  • After compression 47.4 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. Jenskock.de needs all CSS files to be minified and compressed as it can save up to 102.2 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 55 (90%)

Requests Now

61

After Optimization

6

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jens Kock. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jenskock.de accessibility score

63

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

<frame> or <iframe> elements do not have a title

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

jenskock.de 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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

jenskock.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

Page is blocked from indexing

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 doesn't use 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 Jenskock.de 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 Jenskock.de 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 data is detected on the main page of Jens Kock. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: