Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

pbn.jp

全国賃貸管理ビジネス協会

Page Load Speed

7.5 sec in total

First Response

399 ms

Resources Loaded

6.8 sec

Page Rendered

364 ms

pbn.jp screenshot

About Website

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

全国賃貸管理ビジネス協会、のページ。全国賃貸管理ビジネス協会は、賃貸管理業務を営む経営者のネットワークを通じて、有益な経営ノウハウや最新かつ有効な情報を公開・共有します。賃貸管理業に係わる商品・サービスを開発し提供、賃貸管理業務の研修を行い、会員企業の社員の育成を支援します。

Visit pbn.jp

Key Findings

We analyzed Pbn.jp page load time and found that the first response time was 399 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

pbn.jp performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value270 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0.935

3/100

15%

TTI (Time to Interactive)

Value16.1 s

6/100

10%

Network Requests Diagram

pbn.jp

399 ms

www.pbn.jp

986 ms

default.css

190 ms

common.css

380 ms

index.css

544 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 74% of them (73 requests) were addressed to the original Pbn.jp, 12% (12 requests) were made to Static.xx.fbcdn.net and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Pbn.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 165.5 kB (4%)

Content Size

4.7 MB

After Optimization

4.6 MB

In fact, the total size of Pbn.jp main page is 4.7 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. 65% of websites need less resources to load. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 54.3 kB

  • Original 67.5 kB
  • After minification 61.0 kB
  • After compression 13.2 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. 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 54.3 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 31.2 kB

  • Original 4.5 MB
  • After minification 4.5 MB

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. Pbn images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 76.3 kB

  • Original 147.7 kB
  • After minification 147.7 kB
  • After compression 71.4 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 76.3 kB or 52% of the original size.

CSS Optimization

-18%

Potential reduce by 3.8 kB

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 17.2 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. Pbn.jp needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (33%)

Requests Now

94

After Optimization

63

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pbn. 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 from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

pbn.jp accessibility score

85

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-hidden="true"] elements contain focusable descendents

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

pbn.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

pbn.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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pbn.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 Pbn.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 Pbn. 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: