Tools & Wizards About Us
shinku-glass.jp screenshot

Report Summary

  • 1

    Performance

    Renders faster than
    19% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

shinku-glass.jp

【公式】真空ガラス スペーシア｜窓ガラスの結露防止対策に|日本板硝子株式会社

Page Load Speed

5.5 sec in total

First Response

447 ms

Resources Loaded

4.1 sec

Page Rendered

970 ms

shinku-glass.jp screenshot

About Website

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

【真空ガラス スペーシア】の公式サイトです。スペーシアは世界ではじめて作られた真空の窓ガラスです。高断熱性能で省エネに貢献。結露防止対策・断熱・遮熱・遮音・UVカットなどお住まい・施設の窓ガラスに関するお悩みは、日本板硝子株式会社の真空ガラス「スペーシア」にお任せ下さい。

Visit shinku-glass.jp

Key Findings

We analyzed Shinku-glass.jp page load time and found that the first response time was 447 ms and then it took 5.1 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

shinku-glass.jp performance score

1

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value30.9 s

0/100

25%

SI (Speed Index)

Value22.8 s

0/100

10%

TBT (Total Blocking Time)

Value5,690 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.644

9/100

15%

TTI (Time to Interactive)

Value41.2 s

0/100

10%

Network Requests Diagram

shinku-glass.jp

447 ms

shinku-glass.jp

1270 ms

gtm.js

82 ms

css2

47 ms

index.css

1229 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 66% of them (57 requests) were addressed to the original Shinku-glass.jp, 14% (12 requests) were made to Youtube.com and 7% (6 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Shinku-glass.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (35%)

Content Size

3.0 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Shinku-glass.jp main page is 3.0 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. Only a small number of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 32.8 kB

  • Original 41.1 kB
  • After minification 40.5 kB
  • After compression 8.3 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 32.8 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 26.2 kB

  • Original 1.4 MB
  • After minification 1.4 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. Shinku Glass images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 827.7 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 429.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 827.7 kB or 66% of the original size.

CSS Optimization

-68%

Potential reduce by 177.8 kB

  • Original 262.5 kB
  • After minification 220.0 kB
  • After compression 84.8 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. Shinku-glass.jp needs all CSS files to be minified and compressed as it can save up to 177.8 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (22%)

Requests Now

76

After Optimization

59

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shinku Glass. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

shinku-glass.jp

shinku-glass.jp

447 ms

shinku-glass.jp

shinku-glass.jp

1270 ms

gtm.js

gtm.js

82 ms

css2

css2

47 ms

index.css

index.css

1229 ms

shinku_glass_logo.png

shinku_glass_logo.png

741 ms

header_nember.png

header_nember.png

746 ms

nsg_logo.png

nsg_logo.png

744 ms

mail_icon.svg

mail_icon.svg

742 ms

shop_icon.svg

shop_icon.svg

743 ms

catalog_icon.svg

catalog_icon.svg

852 ms

sp_menu_btn_icon.svg

sp_menu_btn_icon.svg

851 ms

sp_menu_search_icon.svg

sp_menu_search_icon.svg

849 ms

sp_menu_shop_icon.svg

sp_menu_shop_icon.svg

853 ms

sp_menu_catalog_icon.svg

sp_menu_catalog_icon.svg

854 ms

sp_menu_Inquiry_icon.svg

sp_menu_Inquiry_icon.svg

953 ms

sp_menu_phone_btn.png

sp_menu_phone_btn.png

953 ms

sp_menu_mail_btn.png

sp_menu_mail_btn.png

954 ms

nsg_logo--sp.png

nsg_logo--sp.png

963 ms

6Im3Xj3RZsE

6Im3Xj3RZsE

121 ms

BTMObXA4ocw

BTMObXA4ocw

456 ms

link_icon01.png

link_icon01.png

989 ms

link_icon02.png

link_icon02.png

1093 ms

link_icon04.png

link_icon04.png

1094 ms

link_icon05.png

link_icon05.png

1094 ms

about_icon.svg

about_icon.svg

1102 ms

about01.jpg

about01.jpg

1387 ms

about03.jpg

about03.jpg

1419 ms

about_icon.png

about_icon.png

1385 ms

man_icon.png

man_icon.png

1385 ms

woman_icon.png

woman_icon.png

1386 ms

lineup01.png

lineup01.png

1387 ms

lineup02.png

lineup02.png

1417 ms

lineup03.png

lineup03.png

1418 ms

lineup04.png

lineup04.png

1419 ms

lineup05.png

lineup05.png

1476 ms

lineup06.png

lineup06.png

1520 ms

www-player.css

www-player.css

14 ms

www-embed-player.js

www-embed-player.js

30 ms

base.js

base.js

53 ms

ad_status.js

ad_status.js

274 ms

Xal8RkuvyCiU6W_GOvwH_DuhE1BN-1S9Ky9af2kVVy4.js

Xal8RkuvyCiU6W_GOvwH_DuhE1BN-1S9Ky9af2kVVy4.js

207 ms

embed.js

embed.js

142 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

54 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

56 ms

question.svg

question.svg

1011 ms

answer.svg

answer.svg

1012 ms

qa_img02.png

qa_img02.png

1021 ms

bnr_madonavi.png

bnr_madonavi.png

1024 ms

bundle.js

bundle.js

1883 ms

Create

Create

169 ms

Create

Create

271 ms

id

id

161 ms

bnr_zeisei.png

bnr_zeisei.png

920 ms

bnr_reform.png

bnr_reform.png

935 ms

to_top.svg

to_top.svg

935 ms

GenerateIT

GenerateIT

27 ms

GenerateIT

GenerateIT

19 ms

link_icon.svg

link_icon.svg

444 ms

arrow.svg

arrow.svg

449 ms

arrow_s.svg

arrow_s.svg

566 ms

about_bg.jpg

about_bg.jpg

1155 ms

about05.jpg

about05.jpg

870 ms

repute__bg.jpg

repute__bg.jpg

585 ms

repute01.jpg

repute01.jpg

740 ms

repute02.jpg

repute02.jpg

711 ms

question_bg.jpg

question_bg.jpg

729 ms

link_madonavi.png

link_madonavi.png

856 ms

link_nsg.png

link_nsg.png

1015 ms

link_room.png

link_room.png

1030 ms

bnr_eco.png

bnr_eco.png

1146 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75s.ttf

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75s.ttf

128 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFPYk75s.ttf

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFPYk75s.ttf

130 ms

6Im3Xj3RZsE

6Im3Xj3RZsE

260 ms

BTMObXA4ocw

BTMObXA4ocw

162 ms

qoe

qoe

10 ms

log_event

log_event

1 ms

kv1.jpg

kv1.jpg

304 ms

kv2.jpg

kv2.jpg

303 ms

kv3.jpg

kv3.jpg

303 ms

qoe

qoe

8 ms

log_event

log_event

0 ms

ad_status.js

ad_status.js

163 ms

Create

Create

147 ms

id

id

76 ms

Create

Create

92 ms

Accessibility Review

shinku-glass.jp accessibility score

83

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.

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

shinku-glass.jp best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

shinku-glass.jp SEO score

98

Search Engine Optimization Advices

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 Shinku-glass.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 Shinku-glass.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

shinku-glass.jp

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