Tools & Wizards About Us

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

imv-usa.us

振動試験・受託振動試験・振動計測のリーディングカンパニーはIMV株式会社 - IMV株式会社

Page Load Speed

6.4 sec in total

First Response

288 ms

Resources Loaded

5.2 sec

Page Rendered

971 ms

About Website

Welcome to imv-usa.us homepage info - get ready to check Imv Usa best content right away, or after learning these important things about imv-usa.us

IMVは1957年の設立以来、振動問題のソリューションパートナーとしてさまざまな分野と携わってきました。事業を通じて世界の安全・安心に寄与し、持続可能な社会の実現に貢献します。

Visit imv-usa.us

Key Findings

We analyzed Imv-usa.us page load time and found that the first response time was 288 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

imv-usa.us performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value18.8 s

0/100

10%

TBT (Total Blocking Time)

Value2,370 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value22.1 s

1/100

10%

Network Requests Diagram

imv-usa.us

288 ms

imv-usa.us

580 ms

www.imv-usa.com

310 ms

www.imv-usa.com

578 ms

1501 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Imv-usa.us, 70% (33 requests) were made to We-are-imv.com and 9% (4 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source We-are-imv.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 716.8 kB (19%)

Content Size

3.8 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Imv-usa.us main page is 3.8 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. 45% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 99.4 kB

  • Original 112.9 kB
  • After minification 85.3 kB
  • After compression 13.5 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 27.6 kB, which is 24% 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 99.4 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 45.9 kB

  • Original 2.8 MB
  • After minification 2.8 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. Imv Usa images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 197.8 kB

  • Original 377.8 kB
  • After minification 377.8 kB
  • After compression 180.0 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 197.8 kB or 52% of the original size.

CSS Optimization

-84%

Potential reduce by 373.8 kB

  • Original 445.3 kB
  • After minification 442.5 kB
  • After compression 71.5 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. Imv-usa.us needs all CSS files to be minified and compressed as it can save up to 373.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (32%)

Requests Now

41

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Imv Usa. 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 from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

imv-usa.us accessibility score

80

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

imv-usa.us 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

imv-usa.us SEO score

93

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Imv-usa.us can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Imv-usa.us 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

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