Access dental-online-college.com. Dental Online College - Ihre professionelle Online-Lernplattform für Zahnmedizin

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value12.7 s

3/100

10%

TBT (Total Blocking Time)

Value1,550 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

dental-online-college.com

336 ms

www.dental-online-college.com

6168 ms

webfont.css

198 ms

5fd8fbf389-01b26587c64029c5aa05243eab922dc6.css

299 ms

merged-5f42f5635faf3b285447068a60ecb0f4-de5077de8fa186150f04280a8f6b745d.css

528 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 90% of them (55 requests) were addressed to the original Dental-online-college.com, 3% (2 requests) were made to App.usercentrics.eu and 3% (2 requests) were made to Matomo.mgo-fachverlage.de. The less responsive or slowest element that took the longest time to load (6.2 sec) belongs to the original domain Dental-online-college.com.

Content Size

1.0 MB

After Optimization

790.2 kB

In fact, the total size of Dental-online-college.com main page is 1.0 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. 60% of websites need less resources to load. Images take 580.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 141.7 kB

Original 163.2 kB
After minification 122.7 kB
After compression 21.5 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 40.5 kB, which is 25% 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 141.7 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 23.4 kB

Original 580.6 kB
After minification 557.2 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. Dental Online College images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 44.9 kB

Original 256.4 kB
After minification 256.4 kB
After compression 211.5 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 44.9 kB or 18% of the original size.

Requests Now

After Optimization

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dental Online College. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[role]s are not contained by their required parent element

High

ARIA IDs are not unique

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.

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Page is blocked from indexing

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/).

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 Dental-online-college.com 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 Dental-online-college.com 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

dental-online-college.com

Open Graph data is detected on the main page of Dental Online College. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Dental Online College - Ihre professionelle Online-Lernplattform für Zahnmedizin - Dental Online College

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

dental-online-college.com

www.dental-online-college.com

webfont.css

5fd8fbf389-01b26587c64029c5aa05243eab922dc6.css

merged-5f42f5635faf3b285447068a60ecb0f4-de5077de8fa186150f04280a8f6b745d.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

dental-online-college.com

www.dental-online-college.com

webfont.css

5fd8fbf389-01b26587c64029c5aa05243eab922dc6.css

merged-5f42f5635faf3b285447068a60ecb0f4-de5077de8fa186150f04280a8f6b745d.css

merged-3836a5760ff58101057e0318148da516-35f7fb8e89d3dafa588576faa5e889ec.js

loader.js

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merged-9d17ac30d5eb99820a17c4e2833c4754-9368a7ff55b3c1491f1d3c0ffcfcdfca.js

matomo.js

webfontloader.js

logo-doc.svg

csm_Zahn%C3%A4rztin_vor_Laptop_Fortbildung_V2_96935b42b4.jpeg

csm_Rathe_Video_3fe2213bef.png

cma_2.svg

csm_Alterszahnmedizin_Polypharmazie_e2d5ea1dc4.jpg

csm_Alterszahnmedizin_Abrechnung_42053e3f68.jpg

csm_DOC_Schmalz_Teil2_a69000274a.png

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csm_Schwendicke_01_2_d3c5122a42.jpg

csm_Harder_Mehl_02_28c0cf2725.jpg

csm_Teaserbild_DDZ_T1_84900e44df.jpg

csm_Parodontale_Regeneration_1_2e04436d12.jpg

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csm_tr%C3%B6ltzsch_farbe_e77f414f1c.jpg

csm_Sunstar_a799fcb36f.jpg

csm_Wolfgang_Richter_Permadental_a5c442bdd5.jpg

csm_Schmidlin_Farbe_8cf68d668c.jpg

csm_Fandijeski_5c4f077ffe.png

csm_Gordon-van-der-Avoort-e1683206841743_bd06cc8a17.jpg

csm_Van_der_Stelt-229x300_17ba92c00c.jpg

csm_2012.12.20-13-12-52_fc025a57b7.jpg

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logo-doc-negativ.svg

sepa_icon.png

bundle.js

437793505

AdobeStock_305797864_mod.jpg

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hero-bg.jpg

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