Tools & Wizards About Us
luise-berlin.de screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

luise-berlin.de

Berlin von A-Z, Lexikon zur Stadt-Entwicklung, Chronik und Gegenwart— www.berlingeschichte.de

Page Load Speed

1.7 sec in total

First Response

320 ms

Resources Loaded

1.2 sec

Page Rendered

130 ms

luise-berlin.de screenshot

About Website

Click here to check amazing Luise Berlin content for Germany. Otherwise, check out these important facts you probably never knew about luise-berlin.de

Berlin-Lexikon: Stadtentwicklung, Personen, Schauplätze, Zeitgeschehen, Literaturkritik, historische Fakten, Erkundungen - von den Anfängen bis zur Gegenwart

Visit luise-berlin.de

Key Findings

We analyzed Luise-berlin.de page load time and found that the first response time was 320 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

luise-berlin.de performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value2.2 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.312

37/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

luise-berlin.de

320 ms

berlingeschichte.de

515 ms

Inhalt.css

94 ms

petschaft.gif

186 ms

pxl.gif

277 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 8% of them (1 request) were addressed to the original Luise-berlin.de, 92% (11 requests) were made to Berlingeschichte.de. The less responsive or slowest element that took the longest time to load (515 ms) relates to the external source Berlingeschichte.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.6 kB (69%)

Content Size

15.2 kB

After Optimization

4.7 kB

  • HTML
  • CSS

In fact, the total size of Luise-berlin.de main page is 15.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 14.9 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 10.5 kB

  • Original 14.9 kB
  • After minification 14.0 kB
  • After compression 4.4 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 10.5 kB or 70% of the original size.

CSS Optimization

-12%

Potential reduce by 33 B

  • Original 279 B
  • After minification 279 B
  • After compression 246 B

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. Luise-berlin.de needs all CSS files to be minified and compressed as it can save up to 33 B or 12% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luise Berlin. According to our analytics all requests are already optimized.

Network Requests Diagram

luise-berlin.de

luise-berlin.de

320 ms

berlingeschichte.de

berlingeschichte.de

515 ms

Inhalt.css

Inhalt.css

94 ms

petschaft.gif

petschaft.gif

186 ms

pxl.gif

pxl.gif

277 ms

a-z1300.gif

a-z1300.gif

279 ms

a-z1700.gif

a-z1700.gif

281 ms

inhalt.css

inhalt.css

190 ms

nebel_komb.gif

nebel_komb.gif

94 ms

a-z1800.gif

a-z1800.gif

129 ms

a-z1900.gif

a-z1900.gif

94 ms

a-z1920.gif

a-z1920.gif

94 ms

Accessibility Review

luise-berlin.de accessibility score

63

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

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

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

Image elements do not have [alt] attributes

Best Practices

luise-berlin.de best practices score

75

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

luise-berlin.de SEO score

67

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luise-berlin.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Luise-berlin.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

luise-berlin.de

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