Tools & Wizards About Us
af-school.net screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

af-school.net

af-school.net - This website is for sale! - af school Resources and Information.

Page Load Speed

2.9 sec in total

First Response

513 ms

Resources Loaded

2.3 sec

Page Rendered

138 ms

af-school.net screenshot

About Website

Click here to check amazing Af School content for Japan. Otherwise, check out these important facts you probably never knew about af-school.net

This website is for sale! af-school.net is your first and best source for all of the information you’re looking for. From general topics to more of what you would expect to find here, af-school.net ha...

Visit af-school.net

Key Findings

We analyzed Af-school.net page load time and found that the first response time was 513 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

af-school.net performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value2,980 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.214

58/100

15%

TTI (Time to Interactive)

Value6.5 s

59/100

10%

Network Requests Diagram

af-school.net

513 ms

static.css

297 ms

imgover.js

296 ms

getScript

1226 ms

login.gif

149 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 91% of them (20 requests) were addressed to the original Af-school.net, 9% (2 requests) were made to Trusted-web-seal.cybertrust.ne.jp. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Trusted-web-seal.cybertrust.ne.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.8 kB (50%)

Content Size

57.0 kB

After Optimization

28.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Af-school.net main page is 57.0 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. Only 10% of websites need less resources to load. Images take 30.3 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 10.8 kB

  • Original 16.0 kB
  • After minification 14.2 kB
  • After compression 5.3 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 1.8 kB, which is 11% 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 10.8 kB or 67% of the original size.

Image Optimization

-30%

Potential reduce by 9.0 kB

  • Original 30.3 kB
  • After minification 21.2 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, Af School needs image optimization as it can save up to 9.0 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-60%

Potential reduce by 524 B

  • Original 870 B
  • After minification 732 B
  • After compression 346 B

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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 524 B or 60% of the original size.

CSS Optimization

-86%

Potential reduce by 8.5 kB

  • Original 9.9 kB
  • After minification 6.8 kB
  • After compression 1.4 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. Af-school.net needs all CSS files to be minified and compressed as it can save up to 8.5 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

20

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Af School. According to our analytics all requests are already optimized.

Network Requests Diagram

af-school.net

af-school.net

513 ms

static.css

static.css

297 ms

imgover.js

imgover.js

296 ms

getScript

getScript

1226 ms

login.gif

login.gif

149 ms

pass.gif

pass.gif

298 ms

af_logo.gif

af_logo.gif

297 ms

topimg_l.gif

topimg_l.gif

295 ms

topimg_af.png

topimg_af.png

297 ms

topimg_cl.png

topimg_cl.png

298 ms

line.gif

line.gif

442 ms

w_title.gif

w_title.gif

589 ms

w_01.gif

w_01.gif

589 ms

w_02.gif

w_02.gif

592 ms

w_03.gif

w_03.gif

592 ms

touroku.gif

touroku.gif

593 ms

blog.gif

blog.gif

732 ms

qr.gif

qr.gif

881 ms

getSeal

getSeal

223 ms

topimg_af_o.png

topimg_af_o.png

150 ms

topimg_cl_o.png

topimg_cl_o.png

150 ms

touroku_o.gif

touroku_o.gif

295 ms

Accessibility Review

af-school.net accessibility score

63

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

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

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

af-school.net 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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

af-school.net SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Af-school.net can be misinterpreted by Google and other search engines. Our service has detected that English 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 Af-school.net 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

af-school.net

Open Graph description is not detected on the main page of Af School. 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: