Tools & Wizards About Us
koyo-coach.com screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

koyo-coach.com

行知学园 专注日本留学生升学辅导【学校官方网站】

Page Load Speed

79.5 sec in total

First Response

502 ms

Resources Loaded

78.7 sec

Page Rendered

319 ms

koyo-coach.com screenshot

About Website

Click here to check amazing Koyo Coach content. Otherwise, check out these important facts you probably never knew about koyo-coach.com

行知学园 日本升学 学部大学院升学

Visit koyo-coach.com

Key Findings

We analyzed Koyo-coach.com page load time and found that the first response time was 502 ms and then it took 79 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 74 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

koyo-coach.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.21

59/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

koyo-coach.com

502 ms

www.coach-edu.com

2776 ms

public.css

1156 ms

style.css

1180 ms

jquery-1.8.3.min.js

2009 ms

Our browser made a total of 149 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Koyo-coach.com, 96% (143 requests) were made to Coach-edu.com and 1% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Coach-edu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 475.6 kB (12%)

Content Size

4.0 MB

After Optimization

3.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Koyo-coach.com main page is 4.0 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. 55% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 177.5 kB

  • Original 193.0 kB
  • After minification 113.9 kB
  • After compression 15.5 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 79.1 kB, which is 41% 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 177.5 kB or 92% of the original size.

Image Optimization

-8%

Potential reduce by 292.6 kB

  • Original 3.6 MB
  • After minification 3.3 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. Koyo Coach images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 3.9 kB

  • Original 194.5 kB
  • After minification 194.2 kB
  • After compression 190.6 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

-13%

Potential reduce by 1.6 kB

  • Original 11.9 kB
  • After minification 11.9 kB
  • After compression 10.3 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. Koyo-coach.com needs all CSS files to be minified and compressed as it can save up to 1.6 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (8%)

Requests Now

73

After Optimization

67

  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Koyo Coach. 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 as a result speed up the page load time.

Network Requests Diagram

koyo-coach.com

koyo-coach.com

502 ms

www.coach-edu.com

www.coach-edu.com

2776 ms

public.css

public.css

1156 ms

style.css

style.css

1180 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

2009 ms

slider.js

slider.js

1229 ms

main.js

main.js

1250 ms

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2026 ms

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Accessibility Review

koyo-coach.com accessibility score

64

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

koyo-coach.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

koyo-coach.com SEO score

90

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

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Koyo-coach.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Koyo-coach.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

koyo-coach.com

Open Graph description is not detected on the main page of Koyo Coach. 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: