Tools & Wizards About Us
drgruenhagen.de screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

drgruenhagen.de

Zahnarzt dr.med.dent. Christian R. Grünhagen in 45147 Essen

Page Load Speed

4 sec in total

First Response

330 ms

Resources Loaded

3.4 sec

Page Rendered

310 ms

drgruenhagen.de screenshot

About Website

Click here to check amazing Dr Gruenhagen content. Otherwise, check out these important facts you probably never knew about drgruenhagen.de

Zahnarzt dr.med.dent. Christian R. Grünhagen, Hufelandstr. 68, 45147 Essen Zahnarztpraxis Dr. Christian Grünhagen und Team - angstfreier und entspannter Zahnarztbesuch in harmonischer, freundlicher At...

Visit drgruenhagen.de

Key Findings

We analyzed Drgruenhagen.de page load time and found that the first response time was 330 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

drgruenhagen.de performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

Network Requests Diagram

drgruenhagen.de

330 ms

www.drgruenhagen.de

302 ms

www.drgruenhagen.de

452 ms

style.min.css

101 ms

style2.min.css

200 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 92% of them (34 requests) were addressed to the original Drgruenhagen.de, 5% (2 requests) were made to Api.dga-post.de and 3% (1 request) were made to Doctolib.de. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Api.dga-post.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 60.9 kB (4%)

Content Size

1.6 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Drgruenhagen.de main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 26.0 kB

  • Original 33.5 kB
  • After minification 28.1 kB
  • After compression 7.6 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 5.4 kB, which is 16% 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 26.0 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 34.0 kB

  • Original 1.5 MB
  • After minification 1.4 MB

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. Dr Gruenhagen images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 115.9 kB
  • After minification 115.9 kB
  • After compression 115.9 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

-7%

Potential reduce by 918 B

  • Original 13.6 kB
  • After minification 13.6 kB
  • After compression 12.7 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. Drgruenhagen.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 3 (9%)

Requests Now

33

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dr Gruenhagen. 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

drgruenhagen.de

drgruenhagen.de

330 ms

www.drgruenhagen.de

www.drgruenhagen.de

302 ms

www.drgruenhagen.de

www.drgruenhagen.de

452 ms

style.min.css

style.min.css

101 ms

style2.min.css

style2.min.css

200 ms

main.css

main.css

299 ms

logo-neu.png

logo-neu.png

494 ms

captcha.php

captcha.php

596 ms

doctolib-white-transparent.png

doctolib-white-transparent.png

558 ms

main.min.js

main.min.js

896 ms

header-12.jpg

header-12.jpg

1085 ms

header-11.jpg

header-11.jpg

1146 ms

header-10.jpg

header-10.jpg

994 ms

header-4.jpg

header-4.jpg

1235 ms

header-6.jpg

header-6.jpg

1190 ms

header-8.jpg

header-8.jpg

1280 ms

start.jpg

start.jpg

1245 ms

01.jpg

01.jpg

1386 ms

02.jpg

02.jpg

1531 ms

03.jpg

03.jpg

1539 ms

04.jpg

04.jpg

1475 ms

05.jpg

05.jpg

1582 ms

06.jpg

06.jpg

1575 ms

parodontologie.svg

parodontologie.svg

1596 ms

prophylaxe.svg

prophylaxe.svg

1630 ms

zahnersatz.svg

zahnersatz.svg

1641 ms

laserbehandlung.svg

laserbehandlung.svg

1675 ms

implantate.svg

implantate.svg

1679 ms

zahnaesthetik.svg

zahnaesthetik.svg

1695 ms

cmd.svg

cmd.svg

1697 ms

css.css.php

css.css.php

1976 ms

karte.jpg

karte.jpg

197 ms

close.png

close.png

99 ms

loading.gif

loading.gif

99 ms

prev.png

prev.png

100 ms

next.png

next.png

100 ms

abel-v8-latin-regular.woff

abel-v8-latin-regular.woff

99 ms

Accessibility Review

drgruenhagen.de accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields do not have accessible names

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

drgruenhagen.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

drgruenhagen.de SEO score

89

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

High

Tap targets are not sized appropriately

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 Drgruenhagen.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 Drgruenhagen.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

drgruenhagen.de

Open Graph description is not detected on the main page of Dr Gruenhagen. 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: