Access keller-kalmbach.de. Keller & Kalmbach | C-Teile-Management & Onlineshop

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value990 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.247

50/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

keller-kalmbach.de

269 ms

keller-kalmbach.de

544 ms

app.js

629 ms

kuk_responsive.css

497 ms

addons_responsive.css

284 ms

Our browser made a total of 100 requests to load all elements on the main page. We found that 93% of them (93 requests) were addressed to the original Keller-kalmbach.de, 6% (6 requests) were made to Cloud.ccm19.de and 1% (1 request) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (807 ms) belongs to the original domain Keller-kalmbach.de.

Content Size

568.6 kB

After Optimization

337.6 kB

In fact, the total size of Keller-kalmbach.de main page is 568.6 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. 30% of websites need less resources to load. Images take 295.5 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 230.7 kB

Original 259.3 kB
After minification 161.7 kB
After compression 28.6 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 97.6 kB, which is 38% 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 230.7 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 371 B

Original 295.5 kB
After minification 295.1 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. Keller Kalmbach images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 5 B

Original 2.2 kB
After minification 2.2 kB
After compression 2.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

Original 11.6 kB
After minification 11.6 kB
After compression 11.6 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. Keller-kalmbach.de has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keller Kalmbach. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA IDs are not unique

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Keller-kalmbach.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 Keller-kalmbach.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

keller-kalmbach.de

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Keller & Kalmbach | C-Teile-Management & Onlineshop

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

keller-kalmbach.de

keller-kalmbach.de

app.js

kuk_responsive.css

addons_responsive.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

keller-kalmbach.de

keller-kalmbach.de

app.js

kuk_responsive.css

addons_responsive.css

all.css

generatedVariables.js

all_responsive.js

addons_responsive.js

webApplicationInjector.js

app.css

module.js

widget

keller-kalmbach-op.png

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