Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

archivesnet.jp

リフレッシュバッテリーのバッテリー再生.JP

Page Load Speed

6.6 sec in total

First Response

877 ms

Resources Loaded

5.3 sec

Page Rendered

422 ms

archivesnet.jp screenshot

About Website

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

純正品購入の50%程度のコストで、バッテリーを復活させます!お手元のバッテリーパックをお預かり後、リフレッシュ(内部の二次電池を新品に交換)するサービスです。

Visit archivesnet.jp

Key Findings

We analyzed Archivesnet.jp page load time and found that the first response time was 877 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

archivesnet.jp performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value16.1 s

0/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.039

100/100

15%

TTI (Time to Interactive)

Value7.9 s

44/100

10%

Network Requests Diagram

archivesnet.jp

877 ms

m_sys_common.css

311 ms

import.css

313 ms

script.js

330 ms

ld.js

25 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 70% of them (67 requests) were addressed to the original Archivesnet.jp, 3% (3 requests) were made to Sync.fout.jp and 2% (2 requests) were made to T10.aqtracker.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Archivesnet.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 133.1 kB (34%)

Content Size

395.6 kB

After Optimization

262.5 kB

In fact, the total size of Archivesnet.jp main page is 395.6 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. 30% of websites need less resources to load. Images take 227.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 61.2 kB

  • Original 77.0 kB
  • After minification 71.5 kB
  • After compression 15.8 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 61.2 kB or 79% of the original size.

Image Optimization

-11%

Potential reduce by 24.0 kB

  • Original 227.2 kB
  • After minification 203.2 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, Archivesnet needs image optimization as it can save up to 24.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 6.8 kB

  • Original 41.7 kB
  • After minification 39.8 kB
  • After compression 34.9 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 6.8 kB or 16% of the original size.

CSS Optimization

-83%

Potential reduce by 41.1 kB

  • Original 49.7 kB
  • After minification 36.2 kB
  • After compression 8.6 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. Archivesnet.jp needs all CSS files to be minified and compressed as it can save up to 41.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (45%)

Requests Now

91

After Optimization

50

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Archivesnet. 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 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

archivesnet.jp accessibility score

88

Accessibility Issues

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>).

Best Practices

archivesnet.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

archivesnet.jp SEO score

100

Search Engine Optimization Advices

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

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Archivesnet.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 Archivesnet.jp main page’s claimed encoding is euc-jp. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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