Tools & Wizards About Us

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

japan-sports.jp

サイクルウェア|スポーツウェア通販サイトjapan-sports(ジャパンスポーツ) - Powered by LebiShop

Page Load Speed

4.9 sec in total

First Response

1.5 sec

Resources Loaded

3 sec

Page Rendered

299 ms

About Website

Visit japan-sports.jp now to see the best up-to-date Japan Sports content for Japan and also check out these interesting facts you probably never knew about japan-sports.jp

スポーツウェア専門の通販ショップです。サイクルウェア、自転車ウェア、アウトドア用品、水着等、海外並行輸入品のインターネット販売ショップ。 - Powered by LebiShop

Visit japan-sports.jp

Key Findings

We analyzed Japan-sports.jp page load time and found that the first response time was 1.5 sec and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

japan-sports.jp performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

10/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value290 ms

80/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value7.5 s

47/100

10%

Network Requests Diagram

japan-sports.jp

1534 ms

jquery-3.1.0.min.js

225 ms

jquery-ui.min.js

381 ms

datepicker-zh-CN.js

153 ms

msclass.js

217 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 99% of them (70 requests) were addressed to the original Japan-sports.jp, 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Japan-sports.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 132.0 kB (12%)

Content Size

1.1 MB

After Optimization

977.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Japan-sports.jp main page is 1.1 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. 50% of websites need less resources to load. Images take 865.2 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 60.0 kB

  • Original 69.1 kB
  • After minification 62.7 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 60.0 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 26.3 kB

  • Original 865.2 kB
  • After minification 838.9 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. Japan Sports images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 35.6 kB

  • Original 138.6 kB
  • After minification 138.6 kB
  • After compression 103.0 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 35.6 kB or 26% of the original size.

CSS Optimization

-27%

Potential reduce by 10.0 kB

  • Original 37.0 kB
  • After minification 37.0 kB
  • After compression 27.0 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. Japan-sports.jp needs all CSS files to be minified and compressed as it can save up to 10.0 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (11%)

Requests Now

70

After Optimization

62

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Japan Sports. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

japan-sports.jp accessibility score

53

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

japan-sports.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

japan-sports.jp SEO score

54

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    UT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Japan-sports.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed language. Our system also found out that Japan-sports.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 Japan Sports. 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: