Tools & Wizards About Us
d-switch.jp screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

d-switch.jp

栃木県宇都宮市の店舗デザイン・建築設計事務所DESIGN OFFICE SWITCH（デザインオフィススイッチ）

Page Load Speed

9.5 sec in total

First Response

2 sec

Resources Loaded

7.1 sec

Page Rendered

448 ms

d-switch.jp screenshot

About Website

Welcome to d-switch.jp homepage info - get ready to check D SWITCH best content right away, or after learning these important things about d-switch.jp

店舗デザインをトータルサポート。栃木県宇都宮市の建築設計事務所デザインオフィススイッチです。カフェ・レストラン・バー・美容室・物販店などの店舗を中心に、住宅・事務所・家具・看板のデザインなど幅広く手掛けています。物件探しや事業計画の策定、銀行融資のアドバイスなどの相談にも対応可能です。

Visit d-switch.jp

Key Findings

We analyzed D-switch.jp page load time and found that the first response time was 2 sec and then it took 7.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

d-switch.jp performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.9 s

43/100

10%

Network Requests Diagram

www.d-switch.jp

1970 ms

common.css

562 ms

swiper.min.css

28 ms

top.css

590 ms

js

66 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 71% of them (30 requests) were addressed to the original D-switch.jp, 12% (5 requests) were made to Cdnjs.cloudflare.com and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain D-switch.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 251.7 kB (6%)

Content Size

4.0 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of D-switch.jp main page is 4.0 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. 35% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 37.6 kB

  • Original 47.1 kB
  • After minification 40.1 kB
  • After compression 9.6 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 7.0 kB, which is 15% 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 37.6 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 212.9 kB

  • Original 3.9 MB
  • After minification 3.7 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. D SWITCH images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 600 B

  • Original 34.2 kB
  • After minification 34.2 kB
  • After compression 33.6 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

-3%

Potential reduce by 637 B

  • Original 21.7 kB
  • After minification 21.7 kB
  • After compression 21.1 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. D-switch.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (34%)

Requests Now

38

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D SWITCH. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.d-switch.jp

www.d-switch.jp

1970 ms

common.css

common.css

562 ms

swiper.min.css

swiper.min.css

28 ms

top.css

top.css

590 ms

js

js

66 ms

style.min.css

style.min.css

788 ms

ofi.min.js

ofi.min.js

300 ms

gsap.min.js

gsap.min.js

12 ms

ScrollTrigger.min.js

ScrollTrigger.min.js

21 ms

CSSRulePlugin.min.js

CSSRulePlugin.min.js

22 ms

desvg.min.js

desvg.min.js

25 ms

swiper.min.js

swiper.min.js

21 ms

jquery.min.js

jquery.min.js

20 ms

top.js

top.js

356 ms

common.js

common.js

394 ms

css2

css2

28 ms

header_logo.svg

header_logo.svg

338 ms

scroll_arrow.svg

scroll_arrow.svg

344 ms

1-5.jpg

1-5.jpg

1961 ms

1-1.jpg

1-1.jpg

1176 ms

4-5.jpg

4-5.jpg

1375 ms

1-6.jpg

1-6.jpg

2139 ms

1-2.jpg

1-2.jpg

2162 ms

1-3.jpg

1-3.jpg

1650 ms

contact_img01.jpg

contact_img01.jpg

2162 ms

footer_logo.svg

footer_logo.svg

1573 ms

footer_logo_sp.svg

footer_logo_sp.svg

1772 ms

blob.svg

blob.svg

1636 ms

concept_img01.png

concept_img01.png

2359 ms

works_bg.jpg

works_bg.jpg

2568 ms

staff_img01.jpg

staff_img01.jpg

1958 ms

arrow_white.svg

arrow_white.svg

2168 ms

staff_img02.jpg

staff_img02.jpg

2354 ms

staff_img03.jpg

staff_img03.jpg

2424 ms

staff_img04.jpg

staff_img04.jpg

2162 ms

staff_img05.jpg

staff_img05.jpg

2362 ms

company_img01.jpg

company_img01.jpg

2856 ms

company_img02.jpg

company_img02.jpg

2947 ms

scroll_arrow.svg

scroll_arrow.svg

2556 ms

S6uyw4BMUTPHvxk.ttf

S6uyw4BMUTPHvxk.ttf

19 ms

S6u9w4BMUTPHh7USew8.ttf

S6u9w4BMUTPHh7USew8.ttf

37 ms

S6u9w4BMUTPHh6UVew8.ttf

S6u9w4BMUTPHh6UVew8.ttf

47 ms

Accessibility Review

d-switch.jp accessibility score

94

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

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

d-switch.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

d-switch.jp SEO score

91

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

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 D-switch.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 D-switch.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

d-switch.jp

Open Graph data is detected on the main page of D SWITCH. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: