Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

Page Load Speed

5.4 sec in total

First Response

513 ms

Resources Loaded

4.4 sec

Page Rendered

482 ms

doppelganger.jp screenshot

About Website

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

自転車ブランド「DOPPELGANGER®(ドッペルギャンガー)」のサイトですDEACH。16インチ折りたたみ自転車~700c自転車まで幅広い製品ラインナップをそろえています。

Visit doppelganger.jp

Key Findings

We analyzed Doppelganger.jp page load time and found that the first response time was 513 ms and then it took 4.9 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

doppelganger.jp performance score

0

Network Requests Diagram

doppelganger.jp

513 ms

www.doppelganger.jp

850 ms

bootstrap.min.css

323 ms

font-awesome.min.css

321 ms

animate.css

318 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 72% of them (48 requests) were addressed to the original Doppelganger.jp, 10% (7 requests) were made to Translate.googleapis.com and 4% (3 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Doppelganger.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 334.4 kB (9%)

Content Size

3.9 MB

After Optimization

3.6 MB

In fact, the total size of Doppelganger.jp main page is 3.9 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. 55% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 29.3 kB

  • Original 36.1 kB
  • After minification 27.8 kB
  • After compression 6.8 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 8.3 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 29.3 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 22.1 kB

  • Original 3.4 MB
  • After minification 3.4 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. Doppelganger images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 120.6 kB

  • Original 267.4 kB
  • After minification 267.4 kB
  • After compression 146.8 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 120.6 kB or 45% of the original size.

CSS Optimization

-83%

Potential reduce by 162.3 kB

  • Original 194.5 kB
  • After minification 182.3 kB
  • After compression 32.3 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. Doppelganger.jp needs all CSS files to be minified and compressed as it can save up to 162.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (40%)

Requests Now

62

After Optimization

37

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doppelganger. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

SEO Factors

doppelganger.jp SEO score

0

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 Doppelganger.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 Doppelganger.jp 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

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