Access kaizen-bjj.be. Kaizen BJJ

kaizen-bjj.be screenshot

33

Performance

Renders faster than
53% of other websites
94

Accessibility

Visual factors better than
that of 83% of websites
67

Best Practices

More advanced features
available than in
24% of websites
92

SEO

Google-friendlier than
74% of websites

First Response

377 ms

Resources Loaded

4.5 sec

Page Rendered

804 ms

kaizen-bjj.be screenshot

About Website

Visit kaizen-bjj.be now to see the best up-to-date Kaizen BJJ content and also check out these interesting facts you probably never knew about kaizen-bjj.be

We are committed to teaching Brazilian jiu-jitsu as a way to develop and improve physical, mental, and social skills of our students

Visit kaizen-bjj.be

Key Findings

We analyzed Kaizen-bjj.be page load time and found that the first response time was 377 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

26/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value1,190 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

kaizen-bjj.be

377 ms

gtm.js

101 ms

bootstrap.min.css

77 ms

landing-page.css

185 ms

font-awesome.min.css

92 ms

Our browser made a total of 236 requests to load all elements on the main page. We found that 89% of them (211 requests) were addressed to the original Kaizen-bjj.be, 4% (9 requests) were made to Cdnjs.cloudflare.com and 3% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (861 ms) belongs to the original domain Kaizen-bjj.be.

Content Size

2.1 MB

After Optimization

1.9 MB

In fact, the total size of Kaizen-bjj.be main page is 2.1 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. 65% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 108.8 kB

Original 118.7 kB
After minification 75.1 kB
After compression 9.8 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. This page needs HTML code to be minified as it can gain 43.5 kB, which is 37% 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 108.8 kB or 92% of the original size.

Image Optimization

-1%

Potential reduce by 19.7 kB

Original 1.9 MB
After minification 1.8 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. Kaizen BJJ images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.2 kB

Original 84.6 kB
After minification 84.6 kB
After compression 83.3 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

-21%

Potential reduce by 955 B

Original 4.5 kB
After minification 4.5 kB
After compression 3.6 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. Kaizen-bjj.be needs all CSS files to be minified and compressed as it can save up to 955 B or 21% of the original size.

Requests Now

227

After Optimization

209

The browser has sent 227 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kaizen BJJ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

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

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Document doesn't have a valid hreflang

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

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 Kaizen-bjj.be 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 Kaizen-bjj.be 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

kaizen-bjj.be

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