Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

vitabrid.co.jp

ビタブリッドジャパン公式サイト

Page Load Speed

8.4 sec in total

First Response

587 ms

Resources Loaded

7.4 sec

Page Rendered

423 ms

vitabrid.co.jp screenshot

About Website

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

ビタブリッドジャパンがお届けする公式サイト。私どもは、未来の定番となりうるようなテクノロジーを用い、“明日の可能性を広げる”製品やサービスを開発・お届けし、社会に貢献して参りたいと考えております。

Visit vitabrid.co.jp

Key Findings

We analyzed Vitabrid.co.jp page load time and found that the first response time was 587 ms and then it took 7.8 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

vitabrid.co.jp performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value30.2 s

0/100

25%

SI (Speed Index)

Value19.9 s

0/100

10%

TBT (Total Blocking Time)

Value5,400 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.094

91/100

15%

TTI (Time to Interactive)

Value30.2 s

0/100

10%

Network Requests Diagram

vitabrid.co.jp

587 ms

common.css

331 ms

_style.css

343 ms

jquery-1.9.1.min.js

856 ms

defalt.js

353 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 38% of them (45 requests) were addressed to the original Vitabrid.co.jp, 7% (8 requests) were made to Rs.adapf.com and 6% (7 requests) were made to Pixel.mathtag.com. The less responsive or slowest element that took the longest time to load (3.4 sec) relates to the external source Ua.nakanohito.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 564.2 kB (54%)

Content Size

1.0 MB

After Optimization

472.4 kB

In fact, the total size of Vitabrid.co.jp main page is 1.0 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. 35% of websites need less resources to load. Javascripts take 564.1 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 17.4 kB

  • Original 24.6 kB
  • After minification 22.8 kB
  • After compression 7.2 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 17.4 kB or 71% of the original size.

Image Optimization

-0%

Potential reduce by 540 B

  • Original 187.1 kB
  • After minification 186.5 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. Vitabrid images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 330.6 kB

  • Original 564.1 kB
  • After minification 560.6 kB
  • After compression 233.5 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 330.6 kB or 59% of the original size.

CSS Optimization

-83%

Potential reduce by 215.7 kB

  • Original 260.9 kB
  • After minification 257.0 kB
  • After compression 45.3 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. Vitabrid.co.jp needs all CSS files to be minified and compressed as it can save up to 215.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 69 (64%)

Requests Now

107

After Optimization

38

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vitabrid. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

vitabrid.co.jp accessibility score

63

Accessibility Issues

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

vitabrid.co.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

vitabrid.co.jp SEO score

82

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

High

Tap targets are not sized appropriately

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 Vitabrid.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 Vitabrid.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

Open Graph data is detected on the main page of Vitabrid. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: