Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

vehicle123.com

車速報

Page Load Speed

15.5 sec in total

First Response

815 ms

Resources Loaded

13.3 sec

Page Rendered

1.4 sec

vehicle123.com screenshot

About Website

Click here to check amazing Vehicle 123 content for Japan. Otherwise, check out these important facts you probably never knew about vehicle123.com

車を中心に2chから最新車情報、車の雑談をまとめたブログ、車速報です。 

Visit vehicle123.com

Key Findings

We analyzed Vehicle123.com page load time and found that the first response time was 815 ms and then it took 14.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

vehicle123.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value1,570 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.654

8/100

15%

TTI (Time to Interactive)

Value32.2 s

0/100

10%

Network Requests Diagram

vehicle123.com

815 ms

template.css

320 ms

site.css

483 ms

import.js

314 ms

adsbygoogle.js

7 ms

Our browser made a total of 520 requests to load all elements on the main page. We found that 1% of them (7 requests) were addressed to the original Vehicle123.com, 19% (101 requests) were made to Cdn.b.st-hatena.com and 6% (32 requests) were made to Livedoor.blogimg.jp. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Livedoor.blogimg.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 841.5 kB (25%)

Content Size

3.4 MB

After Optimization

2.6 MB

In fact, the total size of Vehicle123.com main page is 3.4 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 275.9 kB

  • Original 311.7 kB
  • After minification 246.5 kB
  • After compression 35.8 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. This page needs HTML code to be minified as it can gain 65.1 kB, which is 21% 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 275.9 kB or 89% of the original size.

Image Optimization

-2%

Potential reduce by 35.4 kB

  • Original 2.3 MB
  • After minification 2.2 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. Vehicle 123 images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 475.6 kB

  • Original 771.0 kB
  • After minification 711.8 kB
  • After compression 295.4 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 475.6 kB or 62% of the original size.

CSS Optimization

-82%

Potential reduce by 54.6 kB

  • Original 66.5 kB
  • After minification 50.2 kB
  • After compression 11.9 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. Vehicle123.com needs all CSS files to be minified and compressed as it can save up to 54.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 341 (68%)

Requests Now

500

After Optimization

159

The browser has sent 500 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vehicle 123. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 98 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

vehicle123.com accessibility score

73

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

vehicle123.com 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

High

Page has valid source maps

SEO Factors

vehicle123.com SEO score

73

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

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 Vehicle123.com 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 Vehicle123.com 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 Vehicle 123. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: