Tools & Wizards About Us
chukopc.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

chukopc.com

中古パソコン.com【DELL・HP中古パソコン専門店 中古パソコンドットコム】

Page Load Speed

5 sec in total

First Response

528 ms

Resources Loaded

4 sec

Page Rendered

528 ms

chukopc.com screenshot

About Website

Visit chukopc.com now to see the best up-to-date Chukopc content for Japan and also check out these interesting facts you probably never knew about chukopc.com

中古パソコン.com（中古パソコンドットコム）は、DELL・HPの中古パソコン（デスクトップパソコン・ノートパソコン）販売の専門店です。

Visit chukopc.com

Key Findings

We analyzed Chukopc.com page load time and found that the first response time was 528 ms and then it took 4.5 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

chukopc.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

3/100

25%

SI (Speed Index)

Value5.4 s

55/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.163

72/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

chukopc.com

528 ms

chukopc.com

740 ms

jquery-2.2.4.min.js

33 ms

bootstrap.min.css

47 ms

font-awesome.min.css

66 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 63% of them (32 requests) were addressed to the original Chukopc.com, 22% (11 requests) were made to Cdnjs.cloudflare.com and 10% (5 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Chukopc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 414.9 kB (7%)

Content Size

6.0 MB

After Optimization

5.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chukopc.com main page is 6.0 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. 45% of websites need less resources to load. Images take 5.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 37.0 kB

  • Original 43.5 kB
  • After minification 33.4 kB
  • After compression 6.4 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 10.0 kB, which is 23% 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 37.0 kB or 85% of the original size.

Image Optimization

-6%

Potential reduce by 375.1 kB

  • Original 5.9 MB
  • After minification 5.6 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. Chukopc images are well optimized though.

JavaScript Optimization

-37%

Potential reduce by 1.3 kB

  • Original 3.5 kB
  • After minification 3.2 kB
  • After compression 2.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.3 kB or 37% of the original size.

CSS Optimization

-27%

Potential reduce by 1.5 kB

  • Original 5.4 kB
  • After minification 5.4 kB
  • After compression 3.9 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. Chukopc.com needs all CSS files to be minified and compressed as it can save up to 1.5 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (32%)

Requests Now

47

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chukopc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chukopc.com

chukopc.com

528 ms

chukopc.com

chukopc.com

740 ms

jquery-2.2.4.min.js

jquery-2.2.4.min.js

33 ms

bootstrap.min.css

bootstrap.min.css

47 ms

font-awesome.min.css

font-awesome.min.css

66 ms

bootstrap.min.js

bootstrap.min.js

71 ms

jquery.footerFixed-modified.js

jquery.footerFixed-modified.js

178 ms

lightbox.min.css

lightbox.min.css

44 ms

lightbox.min.js

lightbox.min.js

59 ms

slick.min.css

slick.min.css

63 ms

slick-theme.min.css

slick-theme.min.css

69 ms

slick.min.js

slick.min.js

65 ms

slidebars.min.css

slidebars.min.css

70 ms

slidebars.min.js

slidebars.min.js

74 ms

jquery.matchHeight-min.js

jquery.matchHeight-min.js

353 ms

main.css

main.css

532 ms

bootstrap-print.css

bootstrap-print.css

541 ms

main.js

main.js

539 ms

js

js

73 ms

202405campaign.png

202405campaign.png

1581 ms

logo.svg

logo.svg

178 ms

dell-note.png

dell-note.png

532 ms

dell-desk.png

dell-desk.png

565 ms

dell-work.png

dell-work.png

533 ms

dell-moni.png

dell-moni.png

589 ms

hp-note.png

hp-note.png

531 ms

hp-desk.png

hp-desk.png

707 ms

hp-work.png

hp-work.png

709 ms

hp-moni.png

hp-moni.png

892 ms

dell-recommend-note.png

dell-recommend-note.png

1072 ms

dell-recommend-desk.png

dell-recommend-desk.png

1273 ms

hp-recommend-note.png

hp-recommend-note.png

1133 ms

hp-recommend-desk.png

hp-recommend-desk.png

1063 ms

4BI254696_1.jpg

4BI254696_1.jpg

1242 ms

4BO255453_1.jpg

4BO255453_1.jpg

2133 ms

5AI252607_1.jpg

5AI252607_1.jpg

1598 ms

4AO255736_1.jpg

4AO255736_1.jpg

1606 ms

1BO256052_1.jpg

1BO256052_1.jpg

2038 ms

4BT255322_1.jpg

4BT255322_1.jpg

1595 ms

5AO255122_1.jpg

5AO255122_1.jpg

1810 ms

4AT255836_1.jpg

4AT255836_1.jpg

1787 ms

4CO254894_1.jpg

4CO254894_1.jpg

1957 ms

4CO252222_1.jpg

4CO252222_1.jpg

1799 ms

4CO215502_1.jpg

4CO215502_1.jpg

1968 ms

4CO228476_1.jpg

4CO228476_1.jpg

1981 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

15 ms

prev.png

prev.png

20 ms

next.png

next.png

12 ms

loading.gif

loading.gif

17 ms

close.png

close.png

22 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

11 ms

Accessibility Review

chukopc.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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

chukopc.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

chukopc.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

    JA

  • Language Claimed

    JA

  • Encoding

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chukopc.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 Chukopc.com main page’s claimed encoding is euc-jp. 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

chukopc.com

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