Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

copro-e.co.jp

株式会社コプロ・エンジニアード

Page Load Speed

7.5 sec in total

First Response

1.8 sec

Resources Loaded

5.6 sec

Page Rendered

227 ms

copro-e.co.jp screenshot

About Website

Visit copro-e.co.jp now to see the best up-to-date Copro E content for Japan and also check out these interesting facts you probably never knew about copro-e.co.jp

建設コンサルタント株式会社コプロ・エンジニアードの公式サイトです。株式会社コプロ・エンジニアードは日本全国で人材を派遣している企業です。設計、施工管理におけるアウトソーシング事業やプラントの設計、調達、試運転、建設工事、メンテナンスにおけるアウトソーシング事業を行っています。

Visit copro-e.co.jp

Key Findings

We analyzed Copro-e.co.jp page load time and found that the first response time was 1.8 sec and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

copro-e.co.jp performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

2/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.669

8/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

copro-e.co.jp

1753 ms

app.css

2280 ms

font-awesome.min.css

1291 ms

common.css

1481 ms

index.css

1261 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 90% of them (43 requests) were addressed to the original Copro-e.co.jp, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Seal.verisign.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Copro-e.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 367.9 kB (16%)

Content Size

2.3 MB

After Optimization

1.9 MB

In fact, the total size of Copro-e.co.jp main page is 2.3 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. 25% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 21.1 kB

  • Original 26.4 kB
  • After minification 21.4 kB
  • After compression 5.3 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 5.0 kB, which is 19% 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 21.1 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 40.1 kB

  • Original 1.9 MB
  • After minification 1.8 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. Copro E images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 33.8 kB

  • Original 62.2 kB
  • After minification 61.3 kB
  • After compression 28.4 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 33.8 kB or 54% of the original size.

CSS Optimization

-90%

Potential reduce by 272.8 kB

  • Original 302.1 kB
  • After minification 236.5 kB
  • After compression 29.2 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. Copro-e.co.jp needs all CSS files to be minified and compressed as it can save up to 272.8 kB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (21%)

Requests Now

47

After Optimization

37

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Copro E. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

copro-e.co.jp accessibility score

100

Accessibility Issues

Best Practices

copro-e.co.jp best practices score

83

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

Page has valid source maps

SEO Factors

copro-e.co.jp SEO score

92

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

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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Copro-e.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 Copro-e.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 description is not detected on the main page of Copro E. 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: