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doktor.ch screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

doktor.ch

Aerzte-Verzeichnis Schweiz

Page Load Speed

1.9 sec in total

First Response

373 ms

Resources Loaded

1.3 sec

Page Rendered

162 ms

doktor.ch screenshot

About Website

Click here to check amazing Doktor content for Switzerland. Otherwise, check out these important facts you probably never knew about doktor.ch

Aerzteverzeichnis Schweiz

Visit doktor.ch

Key Findings

We analyzed Doktor.ch page load time and found that the first response time was 373 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

doktor.ch performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 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)

Value1.7 s

100/100

10%

Network Requests Diagram

doktor.ch

373 ms

doktor.ch

389 ms

home.css

94 ms

schriften.css

187 ms

doktor.svg

278 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Doktor.ch and no external sources were called. The less responsive or slowest element that took the longest time to load (389 ms) belongs to the original domain Doktor.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 48.7 kB (37%)

Content Size

131.4 kB

After Optimization

82.7 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Doktor.ch main page is 131.4 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 75.0 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 45.1 kB

  • Original 50.5 kB
  • After minification 36.7 kB
  • After compression 5.4 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. This page needs HTML code to be minified as it can gain 13.8 kB, which is 27% 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 45.1 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 567 B

  • Original 75.0 kB
  • After minification 74.4 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. Doktor images are well optimized though.

CSS Optimization

-50%

Potential reduce by 3.0 kB

  • Original 5.9 kB
  • After minification 5.9 kB
  • After compression 3.0 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. Doktor.ch needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 50% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (50%)

Requests Now

12

After Optimization

6

  • Images
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doktor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

doktor.ch

doktor.ch

373 ms

doktor.ch

doktor.ch

389 ms

home.css

home.css

94 ms

schriften.css

schriften.css

187 ms

doktor.svg

doktor.svg

278 ms

leer.gif

leer.gif

281 ms

schweiz-doktor.png

schweiz-doktor.png

383 ms

hintergrund-doktor-linie6666.gif

hintergrund-doktor-linie6666.gif

96 ms

liste-doktor-oben.gif

liste-doktor-oben.gif

97 ms

menu-suche.gif

menu-suche.gif

175 ms

menu.gif

menu.gif

176 ms

liste-doktor-1.gif

liste-doktor-1.gif

189 ms

leer-linie-18px.gif

leer-linie-18px.gif

190 ms

doktor-aerzte-nach-ort-bild.jpg

doktor-aerzte-nach-ort-bild.jpg

362 ms

Accessibility Review

doktor.ch accessibility score

68

Accessibility Issues

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

High

Links do not have a discernible name

Best Practices

doktor.ch 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

doktor.ch SEO score

92

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Doktor.ch 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 Doktor.ch 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

doktor.ch

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