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amboss.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

amboss.com

AMBOSS: medical knowledge platform for doctors and students

Page Load Speed

1.6 sec in total

First Response

8 ms

Resources Loaded

943 ms

Page Rendered

687 ms

amboss.com screenshot

About Website

Welcome to amboss.com homepage info - get ready to check AMBOSS best content for United States right away, or after learning these important things about amboss.com

AMBOSS: The digital medical resource that supports physicians in the hospital and students in the classroom. Ideal clinical companion & exam prep tool.

Visit amboss.com

Key Findings

We analyzed Amboss.com page load time and found that the first response time was 8 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

amboss.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value38.2 s

0/100

10%

TBT (Total Blocking Time)

Value72,690 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value97.4 s

0/100

10%

Network Requests Diagram

amboss.com

8 ms

www.amboss.com

303 ms

us

30 ms

amboss-new-manus.3785917c8.css

43 ms

webfont.js

31 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Amboss.com, 39% (25 requests) were made to Cdn.prod.website-files.com and 30% (19 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (303 ms) belongs to the original domain Amboss.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 111.7 kB (16%)

Content Size

700.6 kB

After Optimization

588.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Amboss.com main page is 700.6 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. 70% of websites need less resources to load. Images take 360.8 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 49.1 kB

  • Original 60.6 kB
  • After minification 60.5 kB
  • After compression 11.4 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. 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 49.1 kB or 81% of the original size.

Image Optimization

-14%

Potential reduce by 51.5 kB

  • Original 360.8 kB
  • After minification 309.3 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. Obviously, AMBOSS needs image optimization as it can save up to 51.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 8.6 kB

  • Original 232.7 kB
  • After minification 232.2 kB
  • After compression 224.1 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

-5%

Potential reduce by 2.5 kB

  • Original 46.5 kB
  • After minification 46.5 kB
  • After compression 44.1 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. Amboss.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (44%)

Requests Now

32

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of AMBOSS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

amboss.com

amboss.com

8 ms

www.amboss.com

www.amboss.com

303 ms

us

us

30 ms

amboss-new-manus.3785917c8.css

amboss-new-manus.3785917c8.css

43 ms

webfont.js

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31 ms

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54 ms

snippet.js

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55 ms

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42 ms

jquery-3.5.1.min.dc5e7f18c8.js

jquery-3.5.1.min.dc5e7f18c8.js

28 ms

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amboss-new-manus.f9c325605.js

97 ms

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css

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3 ms

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Accessibility Review

amboss.com accessibility score

85

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

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

amboss.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

amboss.com SEO score

97

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Amboss.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Amboss.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

amboss.com

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