Access uta-net.com. 歌詞検索サービス　歌ネット

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value7.7 s

25/100

10%

TBT (Total Blocking Time)

Value1,000 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

uta-net.com

561 ms

www.uta-net.com

745 ms

block.css

440 ms

jquery.min.js

56 ms

common.js

420 ms

Our browser made a total of 121 requests to load all elements on the main page. We found that 64% of them (78 requests) were addressed to the original Uta-net.com, 4% (5 requests) were made to Servedby.openxmarket.jp and 4% (5 requests) were made to Jp-u.openx.net. The less responsive or slowest element that took the longest time to load (3.4 sec) relates to the external source Spnet2-1.i-mobile.co.jp.

Content Size

3.8 MB

After Optimization

3.0 MB

In fact, the total size of Uta-net.com 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 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 37.2 kB

Original 49.5 kB
After minification 45.5 kB
After compression 12.3 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 37.2 kB or 75% of the original size.

Image Optimization

-1%

Potential reduce by 37.0 kB

Original 2.7 MB
After minification 2.6 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. Uta Net images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 548.6 kB

Original 881.4 kB
After minification 863.2 kB
After compression 332.8 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 548.6 kB or 62% of the original size.

CSS Optimization

-82%

Potential reduce by 128.7 kB

Original 156.3 kB
After minification 126.7 kB
After compression 27.6 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. Uta-net.com needs all CSS files to be minified and compressed as it can save up to 128.7 kB or 82% of the original size.

Requests Now

116

After Optimization

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uta Net. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

JA
Language Claimed

N/A
Encoding

SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Uta-net.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Uta-net.com main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

uta-net.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

歌詞検索サービス 歌ネット

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

uta-net.com

www.uta-net.com

block.css

jquery.min.js

common.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

uta-net.com

www.uta-net.com

block.css

jquery.min.js

common.js

navimenu.js

swfwrite.js

thickbox_usr.js

thickbox.css

movie.js

header_style.css

top.css

cmn.js

swfobject.js

watafure_pick.js

imp

show_ads.js

__utm.js

urchin.js

imp

ga.js

__utm.gif

style.css

add_style.css

side_ranking.css

header_top_bg.jpg

icon_facebook.png

icon_twitter.png

icon_google.png

icon_mixi.png

uta_net_logo.png

1604_cover1.jpg

search_title.png

button_search_help.gif

search_submit.png

button_myuta_logout.gif

sankaku_w.gif

more_link.png

1603_jam9pc.jpg

interview.png

18645.jpg

18249.jpg

1604_kurokinagisa.jpg

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