Report Summary

  • 47

    Performance

    Renders faster than
    66% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

fh-koeln.de

Startseite - TH Köln

Page Load Speed

4.8 sec in total

First Response

593 ms

Resources Loaded

3.8 sec

Page Rendered

381 ms

fh-koeln.de screenshot

About Website

Welcome to fh-koeln.de homepage info - get ready to check Fh Koeln best content for Germany right away, or after learning these important things about fh-koeln.de

Die TH Köln zählt zu den innovativsten Hochschulen für Angewandte Wissenschaften. Sie bietet ein inspirierendes Lern-, Arbeits- und Forschungsumfeld in den Sozial-, Kultur-, Gesellschafts-, Ingenieur-...

Visit fh-koeln.de

Key Findings

We analyzed Fh-koeln.de page load time and found that the first response time was 593 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

fh-koeln.de performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.131

81/100

15%

TTI (Time to Interactive)

Value8.9 s

35/100

10%

Network Requests Diagram

th-koeln.de

593 ms

www.th-koeln.de

878 ms

e.js

538 ms

rwf5hsu.js

83 ms

css-min.1695641029.css

340 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Fh-koeln.de, 13% (9 requests) were made to Use.typekit.net and 1% (1 request) were made to Static.etracker.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Th-koeln.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 120.5 kB (9%)

Content Size

1.3 MB

After Optimization

1.2 MB

In fact, the total size of Fh-koeln.de main page is 1.3 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. 40% of websites need less resources to load. Images take 922.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 102.2 kB

  • Original 119.6 kB
  • After minification 81.0 kB
  • After compression 17.3 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 38.5 kB, which is 32% 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 102.2 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 17.6 kB

  • Original 922.2 kB
  • After minification 904.6 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. Fh Koeln images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 609 B

  • Original 274.2 kB
  • After minification 274.2 kB
  • After compression 273.6 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 53 B

  • Original 33.2 kB
  • After minification 33.2 kB
  • After compression 33.2 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. Fh-koeln.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (42%)

Requests Now

60

After Optimization

35

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fh Koeln. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

fh-koeln.de accessibility score

89

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

Links do not have a discernible name

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

fh-koeln.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Page has valid source maps

SEO Factors

fh-koeln.de SEO score

83

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fh-koeln.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 Fh-koeln.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 Fh Koeln. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: