Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

wowkankokugo.jp

韓国語・ハングル情報ならWOW韓国語

Page Load Speed

5.3 sec in total

First Response

975 ms

Resources Loaded

4.1 sec

Page Rendered

292 ms

wowkankokugo.jp screenshot

About Website

Welcome to wowkankokugo.jp homepage info - get ready to check Wowkankokugo best content right away, or after learning these important things about wowkankokugo.jp

韓国語・ハングル情報を配信するWOW韓国語サイトです。

Visit wowkankokugo.jp

Key Findings

We analyzed Wowkankokugo.jp page load time and found that the first response time was 975 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

wowkankokugo.jp performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value2,110 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.282

43/100

15%

TTI (Time to Interactive)

Value16.1 s

6/100

10%

Network Requests Diagram

wowkankokugo.jp

975 ms

www.wowkankokugo.jp

1538 ms

common.css

372 ms

jquery.min.js

33 ms

index.css

711 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 41% of them (44 requests) were addressed to the original Wowkankokugo.jp, 6% (6 requests) were made to Pagead2.googlesyndication.com and 6% (6 requests) were made to Ecx.images-amazon.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Wowkankokugo.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 604.0 kB (48%)

Content Size

1.3 MB

After Optimization

650.7 kB

In fact, the total size of Wowkankokugo.jp 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 479.1 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 38.4 kB

  • Original 47.3 kB
  • After minification 42.6 kB
  • After compression 9.0 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 38.4 kB or 81% of the original size.

Image Optimization

-9%

Potential reduce by 42.4 kB

  • Original 465.7 kB
  • After minification 423.3 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. Wowkankokugo images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 305.4 kB

  • Original 479.1 kB
  • After minification 478.8 kB
  • After compression 173.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 305.4 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 217.9 kB

  • Original 262.7 kB
  • After minification 260.4 kB
  • After compression 44.8 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. Wowkankokugo.jp needs all CSS files to be minified and compressed as it can save up to 217.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (35%)

Requests Now

100

After Optimization

65

The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wowkankokugo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

wowkankokugo.jp accessibility score

72

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Best Practices

wowkankokugo.jp best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

wowkankokugo.jp SEO score

69

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wowkankokugo.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Wowkankokugo.jp 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 Wowkankokugo. 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: