Report Summary

  • 40

    Performance

    Renders faster than
    60% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

nachhilfenet.de

Nachhilfe & Privatunterricht - Finde den perfekten Lehrer | Superprof

Page Load Speed

2.7 sec in total

First Response

311 ms

Resources Loaded

2.1 sec

Page Rendered

269 ms

nachhilfenet.de screenshot

About Website

Click here to check amazing Nachhilfe Net content for Germany. Otherwise, check out these important facts you probably never knew about nachhilfenet.de

Die Plattform für Nachhilfe & Privatunterricht vor Ort oder online. Finde aus über 600.000 Anzeigen Deinen Lehrer für Nachhilfe, Sprachkurse, Musikunterricht uvm.

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Key Findings

We analyzed Nachhilfenet.de page load time and found that the first response time was 311 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

nachhilfenet.de performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value860 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

nachhilfenet.de

311 ms

www.nachhilfenet.de

531 ms

custom-bootstrap.css

397 ms

style.css

308 ms

default.css

209 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 76% of them (22 requests) were addressed to the original Nachhilfenet.de, 17% (5 requests) were made to Fonts.gstatic.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (700 ms) belongs to the original domain Nachhilfenet.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 577.6 kB (50%)

Content Size

1.1 MB

After Optimization

571.3 kB

In fact, the total size of Nachhilfenet.de main page is 1.1 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. 45% of websites need less resources to load. Javascripts take 493.2 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 20.1 kB

  • Original 24.9 kB
  • After minification 15.9 kB
  • After compression 4.9 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 9.0 kB, which is 36% 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 20.1 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 2.7 kB

  • Original 404.3 kB
  • After minification 401.7 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. Nachhilfe Net images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 366.8 kB

  • Original 493.2 kB
  • After minification 405.9 kB
  • After compression 126.4 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 366.8 kB or 74% of the original size.

CSS Optimization

-83%

Potential reduce by 188.1 kB

  • Original 226.4 kB
  • After minification 190.3 kB
  • After compression 38.3 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. Nachhilfenet.de needs all CSS files to be minified and compressed as it can save up to 188.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (59%)

Requests Now

22

After Optimization

9

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nachhilfe Net. 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 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nachhilfenet.de accessibility score

72

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Buttons do not have an accessible name

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

Heading elements are not in a sequentially-descending order

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

nachhilfenet.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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

nachhilfenet.de SEO score

98

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nachhilfenet.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 Nachhilfenet.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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