Report Summary

  • 49

    Performance

    Renders faster than
    68% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

u-form.net

給湯器のトラブルや買い替え・取替・交換工事を即時対応! | 給湯器はU-form【ゆ・フォーム】

Page Load Speed

10.2 sec in total

First Response

568 ms

Resources Loaded

9.1 sec

Page Rendered

520 ms

u-form.net screenshot

About Website

Welcome to u-form.net homepage info - get ready to check U Form best content for Japan right away, or after learning these important things about u-form.net

給湯器、エコジョーズ、ビルトインコンロなどの買い替えやトラブル対処法紹介。給湯器の買い替えやトラブルはU-form【ゆ・フォーム】

Visit u-form.net

Key Findings

We analyzed U-form.net page load time and found that the first response time was 568 ms and then it took 9.6 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

u-form.net performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.155

74/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

u-form.net

568 ms

www.u-form.net

1406 ms

font-awesome.min.css

52 ms

uform_top.css

864 ms

reveal.css

356 ms

Our browser made a total of 172 requests to load all elements on the main page. We found that 97% of them (166 requests) were addressed to the original U-form.net, 1% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain U-form.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 200.1 kB (4%)

Content Size

4.7 MB

After Optimization

4.5 MB

In fact, the total size of U-form.net main page is 4.7 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. 65% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 32.3 kB

  • Original 42.5 kB
  • After minification 41.1 kB
  • After compression 10.3 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 32.3 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 55.0 kB

  • Original 4.4 MB
  • After minification 4.4 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. U Form images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 37.3 kB

  • Original 97.8 kB
  • After minification 80.9 kB
  • After compression 60.4 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 37.3 kB or 38% of the original size.

CSS Optimization

-82%

Potential reduce by 75.5 kB

  • Original 92.3 kB
  • After minification 81.2 kB
  • After compression 16.8 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. U-form.net needs all CSS files to be minified and compressed as it can save up to 75.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (18%)

Requests Now

169

After Optimization

138

The browser has sent 169 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U Form. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

u-form.net accessibility score

95

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

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

[id] attributes on active, focusable elements are not unique

Best Practices

u-form.net 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

u-form.net SEO score

91

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 doesn't use 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 U-form.net 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 U-form.net 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 U Form. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: