Tools & Wizards About Us
scol.de screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

scol.de

Page Load Speed

4.7 sec in total

First Response

267 ms

Resources Loaded

4.4 sec

Page Rendered

54 ms

scol.de screenshot

About Website

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

Visit scol.de

Key Findings

We analyzed Scol.de page load time and found that the first response time was 267 ms and then it took 4.4 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

scol.de performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value14.1 s

0/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value380 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

scol.de

267 ms

skireisen.com

516 ms

www.skireisen.com

1630 ms

theme.css

1247 ms

app.css

465 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 11% of them (1 request) were addressed to the original Scol.de, 89% (8 requests) were made to Skireisen.com. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Skireisen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (78%)

Content Size

1.9 MB

After Optimization

422.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Scol.de main page is 1.9 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. Only 10% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 275.0 kB

  • Original 322.2 kB
  • After minification 322.1 kB
  • After compression 47.2 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 275.0 kB or 85% of the original size.

JavaScript Optimization

-74%

Potential reduce by 817.9 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 294.7 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 817.9 kB or 74% of the original size.

CSS Optimization

-83%

Potential reduce by 396.2 kB

  • Original 477.0 kB
  • After minification 476.3 kB
  • After compression 80.8 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. Scol.de needs all CSS files to be minified and compressed as it can save up to 396.2 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • JavaScript
  • CSS

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

Network Requests Diagram

scol.de

scol.de

267 ms

skireisen.com

skireisen.com

516 ms

www.skireisen.com

www.skireisen.com

1630 ms

theme.css

theme.css

1247 ms

app.css

app.css

465 ms

cookie.min.css

cookie.min.css

327 ms

cookie.min.js

cookie.min.js

329 ms

cookie-do.js

cookie-do.js

333 ms

app.js

app.js

2554 ms

Accessibility Review

scol.de accessibility score

92

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

scol.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

scol.de SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scol.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is German. Our system also found out that Scol.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

scol.de

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