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road.or.jp screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

road.or.jp

公益社団法人　日本道路協会　Japan Road Association

Page Load Speed

5.3 sec in total

First Response

613 ms

Resources Loaded

4.4 sec

Page Rendered

282 ms

road.or.jp screenshot

About Website

Welcome to road.or.jp homepage info - get ready to check Road best content for India right away, or after learning these important things about road.or.jp

Visit road.or.jp

Key Findings

We analyzed Road.or.jp page load time and found that the first response time was 613 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

road.or.jp performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.132

81/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

road.or.jp

613 ms

style.css

364 ms

jquery.ah-placeholder.js

361 ms

flexslider.css

372 ms

jquery.min.js

33 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 94% of them (34 requests) were addressed to the original Road.or.jp, 3% (1 request) were made to Ajax.googleapis.com and 3% (1 request) were made to F-counter.net. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Road.or.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 189.4 kB (26%)

Content Size

726.6 kB

After Optimization

537.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Road.or.jp main page is 726.6 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. 25% of websites need less resources to load. Images take 593.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 21.3 kB

  • Original 26.4 kB
  • After minification 18.2 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 8.2 kB, which is 31% 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 21.3 kB or 80% of the original size.

Image Optimization

-13%

Potential reduce by 76.8 kB

  • Original 593.2 kB
  • After minification 516.4 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. Obviously, Road needs image optimization as it can save up to 76.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-86%

Potential reduce by 50.8 kB

  • Original 58.7 kB
  • After minification 33.1 kB
  • After compression 8.0 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 50.8 kB or 86% of the original size.

CSS Optimization

-84%

Potential reduce by 40.6 kB

  • Original 48.3 kB
  • After minification 41.3 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. Road.or.jp needs all CSS files to be minified and compressed as it can save up to 40.6 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

35

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Road. According to our analytics all requests are already optimized.

Network Requests Diagram

road.or.jp

road.or.jp

613 ms

style.css

style.css

364 ms

jquery.ah-placeholder.js

jquery.ah-placeholder.js

361 ms

flexslider.css

flexslider.css

372 ms

jquery.min.js

jquery.min.js

33 ms

jquery.flexslider.js

jquery.flexslider.js

389 ms

1180 ms

top_bg.jpg

top_bg.jpg

495 ms

logo.png

logo.png

520 ms

privacy_policy.png

privacy_policy.png

373 ms

download.png

download.png

380 ms

sitemap.png

sitemap.png

381 ms

english.png

english.png

389 ms

btn_toiawase.png

btn_toiawase.png

740 ms

globalnavi_bg.png

globalnavi_bg.png

747 ms

globalnavi.png

globalnavi.png

1306 ms

top_picture_1400.jpg

top_picture_1400.jpg

1660 ms

top_picture_1401.jpg

top_picture_1401.jpg

1437 ms

top_picture_1402.jpg

top_picture_1402.jpg

1677 ms

top_picture_1403.jpg

top_picture_1403.jpg

1781 ms

top_picture_1404.jpg

top_picture_1404.jpg

1888 ms

news.png

news.png

1699 ms

btn_past_news.jpg

btn_past_news.jpg

1795 ms

ttl_livecamera.jpg

ttl_livecamera.jpg

2048 ms

btn_livecamera.png

btn_livecamera.png

2050 ms

member.png

member.png

2128 ms

login.png

login.png

2138 ms

index.png

index.png

2184 ms

detail01.png

detail01.png

2295 ms

publication.png

publication.png

2423 ms

detail02.png

detail02.png

2435 ms

event.png

event.png

2494 ms

detail03.png

detail03.png

2498 ms

earthquake.png

earthquake.png

2513 ms

map.png

map.png

3377 ms

bg_footer.png

bg_footer.png

2737 ms

Accessibility Review

road.or.jp accessibility score

75

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.

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

road.or.jp best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

road.or.jp SEO score

50

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Road.or.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 Road.or.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

road.or.jp

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