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jandt.or.jp screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

jandt.or.jp

一般社団法人 日本非破壊検査工業会

Page Load Speed

6.4 sec in total

First Response

825 ms

Resources Loaded

5.4 sec

Page Rendered

218 ms

jandt.or.jp screenshot

About Website

Click here to check amazing Jandt content for Japan. Otherwise, check out these important facts you probably never knew about jandt.or.jp

非破壊検査業と非破壊検査機器・材料の製造販売業の両者を包括する経済産業省の 認可を受けた業界団体です.

Visit jandt.or.jp

Key Findings

We analyzed Jandt.or.jp page load time and found that the first response time was 825 ms and then it took 5.6 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

jandt.or.jp performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

93/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

jandt.or.jp

825 ms

defalt.css

335 ms

layout.css

517 ms

jquery-1.11.3.min.js

1218 ms

heightLine.js

395 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that all of those requests were addressed to Jandt.or.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Jandt.or.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 199.3 kB (26%)

Content Size

772.2 kB

After Optimization

573.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jandt.or.jp main page is 772.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 590.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 18.3 kB

  • Original 23.1 kB
  • After minification 21.6 kB
  • After compression 4.8 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. 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 18.3 kB or 79% of the original size.

Image Optimization

-11%

Potential reduce by 65.2 kB

  • Original 590.2 kB
  • After minification 525.0 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. Obviously, Jandt needs image optimization as it can save up to 65.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 92.0 kB

  • Original 131.2 kB
  • After minification 122.4 kB
  • After compression 39.3 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 92.0 kB or 70% of the original size.

CSS Optimization

-86%

Potential reduce by 23.8 kB

  • Original 27.8 kB
  • After minification 20.2 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. Jandt.or.jp needs all CSS files to be minified and compressed as it can save up to 23.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (18%)

Requests Now

33

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jandt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jandt.or.jp

jandt.or.jp

825 ms

defalt.css

defalt.css

335 ms

layout.css

layout.css

517 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

1218 ms

heightLine.js

heightLine.js

395 ms

footerfixed.js

footerfixed.js

412 ms

scroll.js

scroll.js

407 ms

floatmenu.js

floatmenu.js

494 ms

panelgallery.js

panelgallery.js

788 ms

menuTop.js

menuTop.js

427 ms

ndtlogo.png

ndtlogo.png

1376 ms

nav1.png

nav1.png

174 ms

nav2.png

nav2.png

207 ms

nav3.png

nav3.png

200 ms

nav4.png

nav4.png

206 ms

nav5.png

nav5.png

165 ms

nav6.png

nav6.png

328 ms

nav7.png

nav7.png

344 ms

slide01.jpg

slide01.jpg

2819 ms

slide02.jpg

slide02.jpg

2459 ms

slide03.jpg

slide03.jpg

2277 ms

slide04.jpg

slide04.jpg

2050 ms

slide05.jpg

slide05.jpg

1933 ms

icon_shikaku.png

icon_shikaku.png

1546 ms

icon_oshirase.png

icon_oshirase.png

1741 ms

icon_koshu.png

icon_koshu.png

1938 ms

icon_kaiin.png

icon_kaiin.png

2082 ms

loading.gif

loading.gif

2089 ms

banner_hakko.png

banner_hakko.png

2833 ms

banner_seisansei.png

banner_seisansei.png

3406 ms

sideBtn_kaigi.png

sideBtn_kaigi.png

2285 ms

sideBtn_members.png

sideBtn_members.png

2610 ms

sideBtn_contact.png

sideBtn_contact.png

2487 ms

circlearrow.png

circlearrow.png

2589 ms

smallarrow.png

smallarrow.png

2684 ms

Accessibility Review

jandt.or.jp accessibility score

74

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

High

Links do not have a discernible name

Best Practices

jandt.or.jp best practices score

67

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

Browser errors were logged to the console

SEO Factors

jandt.or.jp SEO score

89

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

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 Jandt.or.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 Jandt.or.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

jandt.or.jp

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