Tools & Wizards About Us
zahnarzt-schlegel.de screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

zahnarzt-schlegel.de

Zahnarztpraxis Dr. Gregor Schlegel - Köln

Page Load Speed

1.7 sec in total

First Response

276 ms

Resources Loaded

1.2 sec

Page Rendered

183 ms

zahnarzt-schlegel.de screenshot

About Website

Welcome to zahnarzt-schlegel.de homepage info - get ready to check Zahnarzt Schlegel best content for Germany right away, or after learning these important things about zahnarzt-schlegel.de

Die Zahnarztpraxis in Köln, Dr. Gregor Schlegel und Zahnarzt Julian Lohe. Ästhetik über Prophelaxe, für Angstpatienten die richtige Adresse.

Visit zahnarzt-schlegel.de

Key Findings

We analyzed Zahnarzt-schlegel.de page load time and found that the first response time was 276 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

zahnarzt-schlegel.de performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value15.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value25.3 s

0/100

25%

SI (Speed Index)

Value30.2 s

0/100

10%

TBT (Total Blocking Time)

Value11,110 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.112

86/100

15%

TTI (Time to Interactive)

Value31.5 s

0/100

10%

Network Requests Diagram

zahnarzt-schlegel.de

276 ms

www.zahnarzt-schlegel.de

291 ms

album.css

104 ms

style.css

206 ms

individuall.css

204 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 93% of them (26 requests) were addressed to the original Zahnarzt-schlegel.de, 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (404 ms) belongs to the original domain Zahnarzt-schlegel.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 30.9 kB (41%)

Content Size

75.1 kB

After Optimization

44.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zahnarzt-schlegel.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. 15% of websites need less resources to load. Images take 20.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 11.7 kB

  • Original 15.8 kB
  • After minification 12.2 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. This page needs HTML code to be minified as it can gain 3.6 kB, which is 23% 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 11.7 kB or 74% of the original size.

Image Optimization

-6%

Potential reduce by 1.2 kB

  • Original 20.3 kB
  • After minification 19.1 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. Zahnarzt Schlegel images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 1.6 kB

  • Original 19.4 kB
  • After minification 19.0 kB
  • After compression 17.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-84%

Potential reduce by 16.4 kB

  • Original 19.6 kB
  • After minification 15.6 kB
  • After compression 3.2 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. Zahnarzt-schlegel.de needs all CSS files to be minified and compressed as it can save up to 16.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (50%)

Requests Now

26

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zahnarzt Schlegel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zahnarzt-schlegel.de

zahnarzt-schlegel.de

276 ms

www.zahnarzt-schlegel.de

www.zahnarzt-schlegel.de

291 ms

album.css

album.css

104 ms

style.css

style.css

206 ms

individuall.css

individuall.css

204 ms

main.js

main.js

210 ms

ga.js

ga.js

6 ms

pagination.css

pagination.css

105 ms

__utm.gif

__utm.gif

42 ms

bg_wrap-head.gif

bg_wrap-head.gif

103 ms

logo_schlegel.gif

logo_schlegel.gif

104 ms

bg_search_input.gif

bg_search_input.gif

104 ms

bg_button-search.gif

bg_button-search.gif

104 ms

bg_tab-left_first.gif

bg_tab-left_first.gif

204 ms

bg_tab-right.gif

bg_tab-right.gif

204 ms

bg_tab-left.gif

bg_tab-left.gif

208 ms

bg_body.gif

bg_body.gif

206 ms

Praxis-Schlegel-Flur-web.jpg_1605105504.jpg

Praxis-Schlegel-Flur-web.jpg_1605105504.jpg

207 ms

bg_special-greygreen1.gif

bg_special-greygreen1.gif

204 ms

Praxis-Schlegel-Rezeption-web.jpg_920098277.jpg

Praxis-Schlegel-Rezeption-web.jpg_920098277.jpg

303 ms

bg_special-greygreen2.gif

bg_special-greygreen2.gif

303 ms

snv.gif

snv.gif

304 ms

snv_top.gif

snv_top.gif

307 ms

empty.gif

empty.gif

305 ms

snv_btm.gif

snv_btm.gif

307 ms

logo_schlegel_farblos.gif_1565640097.gif

logo_schlegel_farblos.gif_1565640097.gif

401 ms

reZERT_Aufkleber_sw.jpg_1887413032.jpg

reZERT_Aufkleber_sw.jpg_1887413032.jpg

401 ms

bg_wrap-foot.gif

bg_wrap-foot.gif

404 ms

Accessibility Review

zahnarzt-schlegel.de accessibility score

93

Accessibility Issues

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

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

zahnarzt-schlegel.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

zahnarzt-schlegel.de SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

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 Zahnarzt-schlegel.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 Zahnarzt-schlegel.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

zahnarzt-schlegel.de

Open Graph description is not detected on the main page of Zahnarzt Schlegel. 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: