Tools & Wizards About Us

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

seilnacht.com

SEILNACHT - Naturwissenschaften unterrichten

Page Load Speed

1.6 sec in total

First Response

330 ms

Resources Loaded

1.1 sec

Page Rendered

107 ms

About Website

Click here to check amazing SEILNACHT content for Germany. Otherwise, check out these important facts you probably never knew about seilnacht.com

Naturwissenschaften verstehen - Unterricht vorbereiten und kreativ gestalten

Visit seilnacht.com

Key Findings

We analyzed Seilnacht.com page load time and found that the first response time was 330 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

seilnacht.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.3 s

100/100

25%

SI (Speed Index)

Value1.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

seilnacht.com

330 ms

seilnacht.com

374 ms

desshop4.gif

89 ms

des12a.JPG

176 ms

des03c.JPG

268 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that all of those requests were addressed to Seilnacht.com and no external sources were called. The less responsive or slowest element that took the longest time to load (439 ms) belongs to the original domain Seilnacht.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.0 kB (9%)

Content Size

116.3 kB

After Optimization

105.3 kB

  • HTML
  • Images

In fact, the total size of Seilnacht.com main page is 116.3 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. 15% of websites need less resources to load. Images take 107.8 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 6.5 kB

  • Original 8.5 kB
  • After minification 8.2 kB
  • After compression 2.1 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 6.5 kB or 76% of the original size.

Image Optimization

-4%

Potential reduce by 4.6 kB

  • Original 107.8 kB
  • After minification 103.2 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. SEILNACHT images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

19

After Optimization

19

  • Images

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

Network Requests Diagram

Accessibility Review

seilnacht.com accessibility score

100

Accessibility Issues

Best Practices

seilnacht.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

seilnacht.com 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 Seilnacht.com 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 Seilnacht.com 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 SEILNACHT. 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: