Tools & Wizards About Us

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

kochi-bosai.com

Kochi Bosai | Kochi Bosai is a portal site which introduces products and technologies certified as Kochi Prefecture Disaster Prevention Related Produc...

Page Load Speed

7.8 sec in total

First Response

835 ms

Resources Loaded

6.3 sec

Page Rendered

686 ms

About Website

Visit kochi-bosai.com now to see the best up-to-date Kochi Bosai content and also check out these interesting facts you probably never knew about kochi-bosai.com

Kochi Bosai is a portal site which introduces products and technologies certified as Kochi Prefecture Disaster Prevention Related Products.

Visit kochi-bosai.com

Key Findings

We analyzed Kochi-bosai.com page load time and found that the first response time was 835 ms and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

kochi-bosai.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value8.1 s

20/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.076

95/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

kochi-bosai.com

835 ms

kochi-bosai.com

774 ms

jquery.min.js

377 ms

common_E.css

557 ms

top.css

563 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 99% of them (100 requests) were addressed to the original Kochi-bosai.com, 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Kochi-bosai.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 980.9 kB (14%)

Content Size

6.8 MB

After Optimization

5.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kochi-bosai.com main page is 6.8 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. 60% of websites need less resources to load. Images take 6.7 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 29.9 kB

  • Original 37.2 kB
  • After minification 32.4 kB
  • After compression 7.3 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 4.8 kB, 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 29.9 kB or 80% of the original size.

Image Optimization

-14%

Potential reduce by 946.4 kB

  • Original 6.7 MB
  • After minification 5.7 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. Obviously, Kochi Bosai needs image optimization as it can save up to 946.4 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 2.1 kB

  • Original 62.2 kB
  • After minification 62.1 kB
  • After compression 60.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-22%

Potential reduce by 2.5 kB

  • Original 11.3 kB
  • After minification 11.3 kB
  • After compression 8.8 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. Kochi-bosai.com needs all CSS files to be minified and compressed as it can save up to 2.5 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (20%)

Requests Now

97

After Optimization

78

  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kochi Bosai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kochi-bosai.com accessibility score

69

Accessibility Issues

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

kochi-bosai.com best practices score

50

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

kochi-bosai.com SEO score

83

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kochi-bosai.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Japanese language. Our system also found out that Kochi-bosai.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 description is not detected on the main page of Kochi Bosai. 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: