Access academy.rapidminer.com. Machine Learning and RapidMiner Tutorials

name

value

score

weighting

FCP (First Contentful Paint)

Value10.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.2 s

0/100

25%

SI (Speed Index)

Value12.6 s

3/100

10%

TBT (Total Blocking Time)

Value4,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.266

46/100

15%

TTI (Time to Interactive)

Value23.3 s

1/100

10%

academy.rapidminer.com

68 ms

academy.rapidminer.com

541 ms

9720-535d0c7b0755e5ad9b6e.css

58 ms

5338-0eeea631725a64929638.css

44 ms

7432113e-52bb-430c-aae0-4373e26552c1--6fc23251ec--v2.css

370 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 16% of them (3 requests) were addressed to the original Academy.rapidminer.com, 42% (8 requests) were made to D36ai2hkxl16us.cloudfront.net and 11% (2 requests) were made to App.usercentrics.eu. The less responsive or slowest element that took the longest time to load (541 ms) belongs to the original domain Academy.rapidminer.com.

Content Size

549.3 kB

After Optimization

501.2 kB

In fact, the total size of Academy.rapidminer.com main page is 549.3 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. 65% of websites need less resources to load. Javascripts take 478.4 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 48.1 kB

Original 70.9 kB
After minification 70.4 kB
After compression 22.8 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 48.1 kB or 68% of the original size.

JavaScript Optimization

-0%

Potential reduce by 18 B

Original 478.4 kB
After minification 478.4 kB
After compression 478.4 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.

Requests Now

After Optimization

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Academy Rapid Miner. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 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

[aria-*] attributes do not match their roles

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

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

EN
Language Claimed

EN
Encoding

UTF-8

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

Open Graph description is not detected on the main page of Academy Rapid Miner. 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: