Access collonil.com. Schuhpflege & hochwertige Lederpflege Produkte seit 1909

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value9.5 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value1,810 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value22.1 s

1/100

10%

www.collonil.com

603 ms

jquery.min.js

56 ms

bootstrap.min.css

47 ms

bootstrap-theme.min.css

46 ms

bootstrap.min.js

35 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 80% of them (64 requests) were addressed to the original Collonil.com, 8% (6 requests) were made to Fast.fonts.net and 5% (4 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (738 ms) belongs to the original domain Collonil.com.

Content Size

1.7 MB

After Optimization

1.0 MB

In fact, the total size of Collonil.com main page is 1.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Images take 885.0 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 52.5 kB

Original 62.0 kB
After minification 46.7 kB
After compression 9.5 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 15.3 kB, which is 25% 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 52.5 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 32.2 kB

Original 885.0 kB
After minification 852.7 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. Collonil images are well optimized though.

JavaScript Optimization

-78%

Potential reduce by 376.4 kB

Original 479.6 kB
After minification 348.2 kB
After compression 103.3 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 376.4 kB or 78% of the original size.

CSS Optimization

-85%

Potential reduce by 232.4 kB

Original 271.9 kB
After minification 242.7 kB
After compression 39.5 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. Collonil.com needs all CSS files to be minified and compressed as it can save up to 232.4 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Collonil. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 9 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

button, link, and menuitem elements do not have accessible names.

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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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

Language and Encoding

Language Detected

DE
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Collonil.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 Collonil.com 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

collonil.com

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

Schuhpflege & hochwertige Lederpflege Produkte seit 1909 | Collonil

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

www.collonil.com

jquery.min.js

bootstrap.min.css

bootstrap-theme.min.css

bootstrap.min.js

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

www.collonil.com

jquery.min.js

bootstrap.min.css

bootstrap-theme.min.css

bootstrap.min.js

colors.css

styles.css

widgets.css

flexslider.css

prototype.js

ccard.js

validation.js

builder.js

effects.js

dragdrop.js

controls.js

slider.js

js.js

form.js

menu.js

translate.js

cookies.js

collonil.js

jquery.flexslider.js

stylesheet.css

dc.js

fbds.js

f4463ff9-e4cf-4542-9930-2ecb32e6f0e2.css

print.css

__utm.gif

leatherBackground.jpg

leatherHeader.jpg

collonilLogo.png

Germany.png

sld_carbon_complete_de.jpg

sld_ausputzer-16-de.jpg

slider_nano-complete_de.jpg

col_carbon-compete-blister-1024.png

carbon-pro-2_1024.png

912-space_1024.jpg

795_creme-luxe.jpg

waterstop_classic_creme_1.png

159-nubuk_velours_1024.jpg