Tools & Wizards About Us
tyvek.co.jp screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

tyvek.co.jp

旭・デュポン　フラッシュスパン　プロダクツ　ホームページ

Page Load Speed

3.2 sec in total

First Response

582 ms

Resources Loaded

2.5 sec

Page Rendered

151 ms

tyvek.co.jp screenshot

About Website

Welcome to tyvek.co.jp homepage info - get ready to check Tyvek best content for Japan right away, or after learning these important things about tyvek.co.jp

旭・デュポン フラッシュスパン プロダクツは、医療・建築資材・グラフィック・防護服などの、様々な用途に使用される「タイベック®」を取り扱っています。

Visit tyvek.co.jp

Key Findings

We analyzed Tyvek.co.jp page load time and found that the first response time was 582 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

tyvek.co.jp performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.086

93/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

tyvek.co.jp

582 ms

gtm.js

62 ms

style.css

497 ms

index.min.css

502 ms

jquery.js

688 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 85% of them (51 requests) were addressed to the original Tyvek.co.jp, 7% (4 requests) were made to Google.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Tyvek.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 251.7 kB (20%)

Content Size

1.3 MB

After Optimization

998.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tyvek.co.jp main page is 1.3 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. 50% of websites need less resources to load. Images take 835.5 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 25.8 kB

  • Original 34.9 kB
  • After minification 31.4 kB
  • After compression 9.1 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 25.8 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 30.2 kB

  • Original 835.5 kB
  • After minification 805.3 kB

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. Tyvek images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 135.7 kB

  • Original 302.5 kB
  • After minification 272.6 kB
  • After compression 166.9 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 135.7 kB or 45% of the original size.

CSS Optimization

-78%

Potential reduce by 60.0 kB

  • Original 77.2 kB
  • After minification 65.8 kB
  • After compression 17.2 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. Tyvek.co.jp needs all CSS files to be minified and compressed as it can save up to 60.0 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (33%)

Requests Now

57

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tyvek. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tyvek.co.jp

tyvek.co.jp

582 ms

gtm.js

gtm.js

62 ms

style.css

style.css

497 ms

index.min.css

index.min.css

502 ms

jquery.js

jquery.js

688 ms

jquery.jscrollpane.min.js

jquery.jscrollpane.min.js

347 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

697 ms

run.js

run.js

348 ms

jQueryAutoHeight.js

jQueryAutoHeight.js

520 ms

jquery.fs.boxer.min.js

jquery.fs.boxer.min.js

697 ms

jquery.mousewheel.js

jquery.mousewheel.js

663 ms

logo_2019.png

logo_2019.png

172 ms

arrow-small-icon.png

arrow-small-icon.png

177 ms

line-head-navigation.gif

line-head-navigation.gif

177 ms

top-navigation.png

top-navigation.png

172 ms

top-navigation_to-typar.png

top-navigation_to-typar.png

177 ms

mv01_pager.jpg

mv01_pager.jpg

519 ms

mv02_pager.jpg

mv02_pager.jpg

504 ms

mv03_pager.jpg

mv03_pager.jpg

673 ms

mv04_pager.jpg

mv04_pager.jpg

694 ms

product01.jpg

product01.jpg

349 ms

product03.jpg

product03.jpg

349 ms

product04_1.png

product04_1.png

521 ms

product10_1.jpg

product10_1.jpg

522 ms

product02.jpg

product02.jpg

671 ms

product06.jpg

product06.jpg

691 ms

product12.png

product12.png

694 ms

product13.png

product13.png

697 ms

product09.png

product09.png

838 ms

product11_2.jpg

product11_2.jpg

840 ms

product14.png

product14.png

863 ms

line-dot-glay.gif

line-dot-glay.gif

866 ms

side_bnr01.jpg

side_bnr01.jpg

866 ms

side_bnr02.jpg

side_bnr02.jpg

868 ms

side_bnr03.jpg

side_bnr03.jpg

1005 ms

btn-page_top.png

btn-page_top.png

1006 ms

info-tel.png

info-tel.png

1035 ms

YouTube.png

YouTube.png

1038 ms

btn-contact.png

btn-contact.png

1038 ms

btn-request.png

btn-request.png

1040 ms

footer-product01.jpg

footer-product01.jpg

1172 ms

footer-product03.jpg

footer-product03.jpg

1173 ms

footer-product07.png

footer-product07.png

1208 ms

footer-product09.jpg

footer-product09.jpg

1209 ms

footer-product02.png

footer-product02.png

1211 ms

footer-product05.png

footer-product05.png

1213 ms

ga.js

ga.js

31 ms

cse.js

cse.js

16 ms

footer-product04.jpg

footer-product04.jpg

1259 ms

__utm.gif

__utm.gif

12 ms

cse.js

cse.js

65 ms

collect

collect

24 ms

cse_element__ja.js

cse_element__ja.js

21 ms

default+ja.css

default+ja.css

43 ms

default.css

default.css

45 ms

footer-product06.jpg

footer-product06.jpg

1174 ms

sprite-icons-s148f865243.png

sprite-icons-s148f865243.png

1214 ms

bx_loader.gif

bx_loader.gif

1210 ms

arrow-large-btn-prev.png

arrow-large-btn-prev.png

1212 ms

arrow-large-btn-next.png

arrow-large-btn-next.png

1214 ms

Accessibility Review

tyvek.co.jp accessibility score

79

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

Image elements do not have [alt] attributes

Best Practices

tyvek.co.jp 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

tyvek.co.jp SEO score

75

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

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 Tyvek.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 Tyvek.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

tyvek.co.jp

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