Tools & Wizards About Us
jprs.co.jp screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

jprs.co.jp

株式会社日本レジストリサービス（JPRS）

Page Load Speed

4.7 sec in total

First Response

860 ms

Resources Loaded

3.6 sec

Page Rendered

194 ms

jprs.co.jp screenshot

About Website

Click here to check amazing JPRS content for Japan. Otherwise, check out these important facts you probably never knew about jprs.co.jp

株式会社日本レジストリサービス(JPRS)は、ドメイン名の登録管理業務とドメインネームシステムの運用を行っています。このサイトでは、JPRSの企業情報、プレスリリース、掲載記事などをご覧頂けます

Visit jprs.co.jp

Key Findings

We analyzed Jprs.co.jp page load time and found that the first response time was 860 ms and then it took 3.8 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

jprs.co.jp performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value4.7 s

80/100

10%

Network Requests Diagram

jprs.co.jp

860 ms

import.css

336 ms

activenavi.js

503 ms

jquery-1.11.3.min.js

840 ms

jquery.cookie.js

341 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 90% of them (36 requests) were addressed to the original Jprs.co.jp, 5% (2 requests) were made to Fonts.googleapis.com and 3% (1 request) were made to Cs.nakanohito.jp. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Jprs.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 178.1 kB (34%)

Content Size

517.9 kB

After Optimization

339.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jprs.co.jp main page is 517.9 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. 20% of websites need less resources to load. Images take 268.1 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 16.7 kB

  • Original 21.9 kB
  • After minification 18.1 kB
  • After compression 5.2 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 3.8 kB, which is 17% 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 16.7 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 2.3 kB

  • Original 268.1 kB
  • After minification 265.8 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. JPRS images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 74.8 kB

  • Original 128.8 kB
  • After minification 125.4 kB
  • After compression 54.0 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 74.8 kB or 58% of the original size.

CSS Optimization

-85%

Potential reduce by 84.3 kB

  • Original 99.1 kB
  • After minification 65.3 kB
  • After compression 14.9 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. Jprs.co.jp needs all CSS files to be minified and compressed as it can save up to 84.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (37%)

Requests Now

38

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JPRS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jprs.co.jp

jprs.co.jp

860 ms

import.css

import.css

336 ms

activenavi.js

activenavi.js

503 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

840 ms

jquery.cookie.js

jquery.cookie.js

341 ms

common.js

common.js

506 ms

switch.js

switch.js

505 ms

jquery.heightLine.js

jquery.heightLine.js

503 ms

tab.js

tab.js

506 ms

normalize.css

normalize.css

342 ms

master.css

master.css

668 ms

block.css

block.css

666 ms

sp_master.css

sp_master.css

673 ms

sp_block.css

sp_block.css

670 ms

css

css

34 ms

css

css

50 ms

logo_sp.gif

logo_sp.gif

173 ms

ico_loope.png

ico_loope.png

169 ms

btn_head.gif

btn_head.gif

170 ms

logo.gif

logo.gif

169 ms

ico_side_service.png

ico_side_service.png

169 ms

jprs20th.png

jprs20th.png

167 ms

main_txt.png

main_txt.png

329 ms

ico_top_company.gif

ico_top_company.gif

334 ms

ico_top_international.gif

ico_top_international.gif

335 ms

ico_top_organization.gif

ico_top_organization.gif

333 ms

ico_top_article.gif

ico_top_article.gif

334 ms

ico_top_publish.gif

ico_top_publish.gif

335 ms

jprs_siteseal_140x59_OV.png

jprs_siteseal_140x59_OV.png

500 ms

bi.js

bi.js

825 ms

bg.png

bg.png

485 ms

arw.png

arw.png

485 ms

arw_l.png

arw_l.png

483 ms

main_specialimg.jpg

main_specialimg.jpg

1135 ms

rss.png

rss.png

473 ms

ico_twitter.png

ico_twitter.png

633 ms

ico_facebook.png

ico_facebook.png

639 ms

arw_invert.gif

arw_invert.gif

635 ms

arw_top.png

arw_top.png

637 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

21 ms

Accessibility Review

jprs.co.jp accessibility score

100

Accessibility Issues

Best Practices

jprs.co.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

SEO Factors

jprs.co.jp SEO score

92

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

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 Jprs.co.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 Jprs.co.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

jprs.co.jp

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