Report Summary

  • 83

    Performance

    Renders faster than
    88% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

kotakitaplus.jp

ログイン:顧多来多

Page Load Speed

3.6 sec in total

First Response

777 ms

Resources Loaded

2.7 sec

Page Rendered

102 ms

kotakitaplus.jp screenshot

About Website

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

Visit kotakitaplus.jp

Key Findings

We analyzed Kotakitaplus.jp page load time and found that the first response time was 777 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

kotakitaplus.jp performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.3 s

94/100

10%

Network Requests Diagram

kotakitaplus.jp

777 ms

jquery-1.7.2.min.js

1208 ms

jquery-ui-1.8.20.custom.min.js

1679 ms

adjust.css

548 ms

jquery-ui-1.8.20.custom.css

942 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that all of those requests were addressed to Kotakitaplus.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Kotakitaplus.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 259.4 kB (69%)

Content Size

378.4 kB

After Optimization

119.0 kB

In fact, the total size of Kotakitaplus.jp main page is 378.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 301.6 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 3.7 kB

  • Original 6.0 kB
  • After minification 5.2 kB
  • After compression 2.3 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 779 B, which is 13% 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 3.7 kB or 62% of the original size.

Image Optimization

-6%

Potential reduce by 1.6 kB

  • Original 24.8 kB
  • After minification 23.2 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. Kotakitaplus images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 215.8 kB

  • Original 301.6 kB
  • After minification 301.6 kB
  • After compression 85.8 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 215.8 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 38.3 kB

  • Original 46.0 kB
  • After minification 38.4 kB
  • After compression 7.7 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. Kotakitaplus.jp needs all CSS files to be minified and compressed as it can save up to 38.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (27%)

Requests Now

11

After Optimization

8

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kotakitaplus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

kotakitaplus.jp accessibility score

73

Accessibility Issues

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

Form elements do not have associated labels

Best Practices

kotakitaplus.jp best practices score

67

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

kotakitaplus.jp SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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 Kotakitaplus.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 Kotakitaplus.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 Kotakitaplus. 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: