Tools & Wizards About Us
superfly-web.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

superfly-web.com

Superfly Official Site

Page Load Speed

13.2 sec in total

First Response

569 ms

Resources Loaded

12.4 sec

Page Rendered

292 ms

superfly-web.com screenshot

About Website

Welcome to superfly-web.com homepage info - get ready to check Superfly Web best content for Japan right away, or after learning these important things about superfly-web.com

Superfly公式サイト。ニュース、ディスコグラフィー、プロフィール、ライブ情報などをご案内します。

Visit superfly-web.com

Key Findings

We analyzed Superfly-web.com page load time and found that the first response time was 569 ms and then it took 12.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

superfly-web.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.1 s

0/100

25%

SI (Speed Index)

Value35.4 s

0/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

Network Requests Diagram

superfly-web.com

569 ms

superfly-web.com

795 ms

www.superfly-web.com

1690 ms

js

69 ms

css2

42 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 83% of them (92 requests) were addressed to the original Superfly-web.com, 6% (7 requests) were made to Fonts.gstatic.com and 4% (4 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Superfly-web.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (15%)

Content Size

7.5 MB

After Optimization

6.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Superfly-web.com main page is 7.5 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. 55% of websites need less resources to load. Images take 6.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 61.1 kB

  • Original 70.1 kB
  • After minification 43.2 kB
  • After compression 9.0 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 26.9 kB, which is 38% 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 61.1 kB or 87% of the original size.

Image Optimization

-9%

Potential reduce by 618.1 kB

  • Original 6.9 MB
  • After minification 6.3 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. Superfly Web images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 46.9 kB

  • Original 75.3 kB
  • After minification 42.6 kB
  • After compression 28.4 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 46.9 kB or 62% of the original size.

CSS Optimization

-95%

Potential reduce by 435.4 kB

  • Original 458.3 kB
  • After minification 144.0 kB
  • After compression 22.9 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. Superfly-web.com needs all CSS files to be minified and compressed as it can save up to 435.4 kB or 95% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (11%)

Requests Now

101

After Optimization

90

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Superfly Web. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

superfly-web.com

superfly-web.com

569 ms

superfly-web.com

superfly-web.com

795 ms

www.superfly-web.com

www.superfly-web.com

1690 ms

js

js

69 ms

css2

css2

42 ms

main.css

main.css

1831 ms

swiper-bundle.min.css

swiper-bundle.min.css

35 ms

lity.min.css

lity.min.css

48 ms

2a413c06f5.js

2a413c06f5.js

87 ms

js

js

58 ms

analytics.js

analytics.js

15 ms

collect

collect

11 ms

collect

collect

71 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

16 ms

aemPlugin.complete.1.0.3.js

aemPlugin.complete.1.0.3.js

428 ms

main.js

main.js

626 ms

swiper-bundle.min.js

swiper-bundle.min.js

25 ms

lity.min.js

lity.min.js

19 ms

logo.svg

logo.svg

261 ms

guryuku_c.svg

guryuku_c.svg

448 ms

guryuku.svg

guryuku.svg

299 ms

bg_text.png

bg_text.png

1884 ms

kv_20231015_v2.png

kv_20231015_v2.png

1310 ms

logo.png

logo.png

630 ms

66069633963d2.png

66069633963d2.png

2470 ms

65250cec0c502.png

65250cec0c502.png

1674 ms

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654d7643c7006.jpg

768 ms

64cb66d5343fa.png

64cb66d5343fa.png

2422 ms

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1431 ms

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640949f6b5f9e.png

1610 ms

6114cc6e3eba1.jpg

6114cc6e3eba1.jpg

1745 ms

arrow.svg

arrow.svg

1865 ms

news.svg

news.svg

1931 ms

arrow.png

arrow.png

1999 ms

video.svg

video.svg

2118 ms

660f51e9bcce7.jpg

660f51e9bcce7.jpg

2356 ms

others.svg

others.svg

2190 ms

60fe21ff415cf.jpg

60fe21ff415cf.jpg

2300 ms

6494f586f03ae.jpg

6494f586f03ae.jpg

2372 ms

music.svg

music.svg

2443 ms

652b433842340.jpg

652b433842340.jpg

2581 ms

652b441392bb7.png

652b441392bb7.png

2639 ms

live.svg

live.svg

2627 ms

live_img_sp_v3.jpg

live_img_sp_v3.jpg

3410 ms

live_comingsoon.png

live_comingsoon.png

2784 ms

live_img_pc_v3.jpg

live_img_pc_v3.jpg

3776 ms

profile.svg

profile.svg

2837 ms

6501afa87189e.png

6501afa87189e.png

2929 ms

fanclub.svg

fanclub.svg

2961 ms

fc_title_img.svg

fc_title_img.svg

3051 ms

fc_login_st.svg

fc_login_st.svg

3094 ms

fc_login_st_sp.svg

fc_login_st_sp.svg

3184 ms

fc_login_l.svg

fc_login_l.svg

3219 ms

fc_login_l_sp.svg

fc_login_l_sp.svg

3239 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75s.ttf

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75s.ttf

61 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFPYk75s.ttf

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFPYk75s.ttf

137 ms

c4mP1n92AsfhuCq6tVsaoIx1LQICk0boNoq0SjlDfnzKo-bF3mdQkZYA8Q.ttf

c4mP1n92AsfhuCq6tVsaoIx1LQICk0boNoq0SjlDfnzKo-bF3mdQkZYA8Q.ttf

99 ms

c4mP1n92AsfhuCq6tVsaoIx1LQICk0boNoq0SjlDfnzKo-bF3mdQdpEA8Q.ttf

c4mP1n92AsfhuCq6tVsaoIx1LQICk0boNoq0SjlDfnzKo-bF3mdQdpEA8Q.ttf

100 ms

zOL64pLDlL1D99S8g8PtiKchm-A.ttf

zOL64pLDlL1D99S8g8PtiKchm-A.ttf

96 ms

92zPtBhPNqw79Ij1E865zBUv7myRJQVG.ttf

92zPtBhPNqw79Ij1E865zBUv7myRJQVG.ttf

99 ms

92zPtBhPNqw79Ij1E865zBUv7myjJQVG.ttf

92zPtBhPNqw79Ij1E865zBUv7myjJQVG.ttf

117 ms

fc_more.svg

fc_more.svg

3093 ms

fc_more_sp.svg

fc_more_sp.svg

3141 ms

fc_join_sp.svg

fc_join_sp.svg

3029 ms

fc_join.svg

fc_join.svg

2965 ms

goods.svg

goods.svg

2838 ms

654d76b2585bb.jpg

654d76b2585bb.jpg

2414 ms

6417f1cfc0364.jpg

6417f1cfc0364.jpg

2265 ms

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2230 ms

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2405 ms

60e567198d392.jpg

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2126 ms

60e566ba8fdc3.jpg

60e566ba8fdc3.jpg

2085 ms

of_sp.svg

of_sp.svg

2321 ms

footer_g.svg

footer_g.svg

2313 ms

footer_of.svg

footer_of.svg

2117 ms

footer_mb.svg

footer_mb.svg

2030 ms

news.svg

news.svg

2018 ms

media.svg

media.svg

2038 ms

videos.svg

videos.svg

2017 ms

discography.svg

discography.svg

2033 ms

live.svg

live.svg

2038 ms

profile.svg

profile.svg

2013 ms

fanclub.svg

fanclub.svg

2034 ms

goods.svg

goods.svg

2015 ms

mailnews.svg

mailnews.svg

2014 ms

mailmagazine_btn_pc.png

mailmagazine_btn_pc.png

2021 ms

mailmagazine_btn_sp.png

mailmagazine_btn_sp.png

1925 ms

diaryarchives.svg

diaryarchives.svg

1896 ms

44carat.svg

44carat.svg

1830 ms

contact.svg

contact.svg

1900 ms

applemusic.svg

applemusic.svg

1839 ms

copyright.svg

copyright.svg

1820 ms

guryuku_color.svg

guryuku_color.svg

1785 ms

logo_b.png

logo_b.png

1768 ms

news.svg

news.svg

1705 ms

media.svg

media.svg

1766 ms

videos.svg

videos.svg

1742 ms

discography.svg

discography.svg

1733 ms

live.svg

live.svg

1748 ms

profile.svg

profile.svg

1651 ms

fanclub.svg

fanclub.svg

1665 ms

goods.svg

goods.svg

1683 ms

mailnews.svg

mailnews.svg

1747 ms

diary_archives.svg

diary_archives.svg

1656 ms

44carat.svg

44carat.svg

1646 ms

contact.svg

contact.svg

1641 ms

global.svg

global.svg

1577 ms

thumb_20231015.jpg

thumb_20231015.jpg

3580 ms

guryuku_white.svg

guryuku_white.svg

1581 ms

totop.svg

totop.svg

1571 ms

totop_sp.svg

totop_sp.svg

1531 ms

Accessibility Review

superfly-web.com accessibility score

81

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

superfly-web.com 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

High

Page has valid source maps

SEO Factors

superfly-web.com SEO score

77

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Superfly-web.com 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 Superfly-web.com 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

superfly-web.com

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