Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

sneakerwars.jp

スニーカーウォーズ - 世界中のスニーカー発売情報&リーク画像を掲載!

Page Load Speed

6.1 sec in total

First Response

1.2 sec

Resources Loaded

4.4 sec

Page Rendered

465 ms

sneakerwars.jp screenshot

About Website

Welcome to sneakerwars.jp homepage info - get ready to check Sneakerwars best content for Japan right away, or after learning these important things about sneakerwars.jp

スニーカー情報をスクラップしているブログ!最新のスニーカーをはじめ、海外で噂やリークされている未発売モデル、海外限定、レアものなどを中心に情報収集中!

Visit sneakerwars.jp

Key Findings

We analyzed Sneakerwars.jp page load time and found that the first response time was 1.2 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

sneakerwars.jp performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value1,350 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.567

12/100

15%

TTI (Time to Interactive)

Value17.7 s

4/100

10%

Network Requests Diagram

sneakerwars.jp

1201 ms

jquery.min.js

77 ms

jquery-ui.min.js

59 ms

main.js

755 ms

main.css

810 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 63% of them (72 requests) were addressed to the original Sneakerwars.jp, 9% (10 requests) were made to Static.xx.fbcdn.net and 6% (7 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Sneakerwars.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 163.1 kB (17%)

Content Size

936.0 kB

After Optimization

772.9 kB

In fact, the total size of Sneakerwars.jp main page is 936.0 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. 60% of websites need less resources to load. Images take 674.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 61.9 kB

  • Original 76.3 kB
  • After minification 73.6 kB
  • After compression 14.4 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 61.9 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 24.6 kB

  • Original 674.6 kB
  • After minification 649.9 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. Sneakerwars images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 45.9 kB

  • Original 148.5 kB
  • After minification 139.9 kB
  • After compression 102.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 45.9 kB or 31% of the original size.

CSS Optimization

-84%

Potential reduce by 30.7 kB

  • Original 36.8 kB
  • After minification 27.2 kB
  • After compression 6.1 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. Sneakerwars.jp needs all CSS files to be minified and compressed as it can save up to 30.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (32%)

Requests Now

113

After Optimization

77

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sneakerwars. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sneakerwars.jp accessibility score

54

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA IDs are not unique

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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>).

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

sneakerwars.jp best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sneakerwars.jp SEO score

85

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sneakerwars.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Sneakerwars.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 Sneakerwars. 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: