Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

ska.org

Shotokan Karate of America – The original nonprofit organization teaching traditional karate in America since 1956

Page Load Speed

1.7 sec in total

First Response

547 ms

Resources Loaded

834 ms

Page Rendered

309 ms

ska.org screenshot

About Website

Visit ska.org now to see the best up-to-date Ska content for United States and also check out these interesting facts you probably never knew about ska.org

SKA National is a nonprofit organization that has been teaching traditional karate-do in the United States since 1956. SKA was founded by Tsutomu Ohshima who is also recognized as the founder of many ...

Visit ska.org

Key Findings

We analyzed Ska.org page load time and found that the first response time was 547 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

ska.org performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value850 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.294

41/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

ska.org

547 ms

js

17 ms

flashblock.css

16 ms

player.css

32 ms

style.css

29 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 83% of them (50 requests) were addressed to the original Ska.org, 5% (3 requests) were made to Googletagmanager.com and 5% (3 requests) were made to Static.addtoany.com. The less responsive or slowest element that took the longest time to load (547 ms) belongs to the original domain Ska.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 74.0 kB (6%)

Content Size

1.3 MB

After Optimization

1.2 MB

In fact, the total size of Ska.org main page is 1.3 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. 50% of websites need less resources to load. Images take 834.9 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 44.5 kB

  • Original 57.9 kB
  • After minification 57.4 kB
  • After compression 13.4 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 44.5 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 23.1 kB

  • Original 834.9 kB
  • After minification 811.9 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. Ska images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.8 kB

  • Original 356.4 kB
  • After minification 356.4 kB
  • After compression 353.6 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

-12%

Potential reduce by 3.7 kB

  • Original 31.0 kB
  • After minification 31.0 kB
  • After compression 27.3 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. Ska.org needs all CSS files to be minified and compressed as it can save up to 3.7 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (70%)

Requests Now

57

After Optimization

17

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ska. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ska.org accessibility score

87

Accessibility Issues

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.

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

ska.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

ska.org SEO score

78

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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 Ska.org 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 Ska.org 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 Ska. 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: