Access online-nachhilfe.net. Online-Nachhilfe Mathe Englisch Deutsch Chemie Physik Latein Französisch Nachhilfelehrer Abitur Stud...

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.0 s

100/100

25%

SI (Speed Index)

Value1.1 s

100/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

online-nachhilfe.net

770 ms

leer.gif

186 ms

schule.jpg

279 ms

nachhilfe.jpg

279 ms

mathelernen.jpg

279 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 95% of them (19 requests) were addressed to the original Online-nachhilfe.net, 5% (1 request) were made to Etracker.de. The less responsive or slowest element that took the longest time to load (770 ms) belongs to the original domain Online-nachhilfe.net.

Content Size

153.7 kB

After Optimization

105.8 kB

In fact, the total size of Online-nachhilfe.net main page is 153.7 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. Only 10% of websites need less resources to load. Images take 102.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 41.4 kB

Original 51.4 kB
After minification 44.6 kB
After compression 9.9 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 6.8 kB, which is 13% 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 41.4 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 6.5 kB

Original 102.3 kB
After minification 95.9 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. Online Nachhilfe images are well optimized though.

Requests Now

After Optimization

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Online Nachhilfe. According to our analytics all requests are already optimized.

Accessibility Issues

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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Search Engine Optimization Advices

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 Online-nachhilfe.net 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 Online-nachhilfe.net 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 Online Nachhilfe. 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: