Report Summary

  • 77

    Performance

    Renders faster than
    85% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

richter-kafitz.de

Kunstauktionen im Auktionshaus Richter & Kafitz Gemäldeauktionen

Page Load Speed

1.9 sec in total

First Response

333 ms

Resources Loaded

1.3 sec

Page Rendered

221 ms

richter-kafitz.de screenshot

About Website

Visit richter-kafitz.de now to see the best up-to-date Richter Kafitz content for Germany and also check out these interesting facts you probably never knew about richter-kafitz.de

Beachtenswerte Kunstauktionen im Auktionshaus Dr. Richter und Dr. Kafitz. Spezialisiert auf die Bewertung und Versteigerung von Gemälden stehen bei unseren bekannten Kunstauktionen europäische Gemälde...

Visit richter-kafitz.de

Key Findings

We analyzed Richter-kafitz.de page load time and found that the first response time was 333 ms and then it took 1.5 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

richter-kafitz.de performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.7 s

90/100

10%

Network Requests Diagram

www.richter-kafitz.de

333 ms

stylesheet_5d370599a3.1377510373.css

97 ms

screen_2011072101.1457088187.css

192 ms

jquery-1.8.3.min.js

5 ms

jquery-ui.min.js

8 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that 69% of them (9 requests) were addressed to the original Richter-kafitz.de, 15% (2 requests) were made to Code.jquery.com and 15% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (333 ms) belongs to the original domain Richter-kafitz.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.0 kB (37%)

Content Size

75.1 kB

After Optimization

47.1 kB

In fact, the total size of Richter-kafitz.de main page is 75.1 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. 20% of websites need less resources to load. Images take 35.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 13.1 kB

  • Original 17.2 kB
  • After minification 16.2 kB
  • After compression 4.1 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 13.1 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 218 B

  • Original 35.0 kB
  • After minification 34.8 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. Richter Kafitz images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 971 B

  • Original 6.8 kB
  • After minification 6.8 kB
  • After compression 5.9 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 971 B or 14% of the original size.

CSS Optimization

-86%

Potential reduce by 13.7 kB

  • Original 16.0 kB
  • After minification 11.1 kB
  • After compression 2.3 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. Richter-kafitz.de needs all CSS files to be minified and compressed as it can save up to 13.7 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Richter Kafitz. According to our analytics all requests are already optimized.

Accessibility Review

richter-kafitz.de accessibility score

93

Accessibility Issues

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

richter-kafitz.de best practices score

67

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

richter-kafitz.de SEO score

77

Search Engine Optimization Advices

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 Richter-kafitz.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 Richter-kafitz.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 description is not detected on the main page of Richter Kafitz. 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: