Tools & Wizards About Us
football-lab.jp screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

football-lab.jp

Football LAB | データによってサッカーはもっと輝く

Page Load Speed

6.5 sec in total

First Response

319 ms

Resources Loaded

5.6 sec

Page Rendered

594 ms

football-lab.jp screenshot

About Website

Welcome to football-lab.jp homepage info - get ready to check Football LAB best content for Japan right away, or after learning these important things about football-lab.jp

フットボールラボ(Football LAB)はサッカーをデータで分析し、新しいサッカーの観戦方法を伝えるサッカー情報サイトです。選手のプレーを評価するチャンスビルディングポイントやプレースタイル指標、チームの戦術を評価するチームスタイル指標といった独自のデータを開発しています。データを活用してサッカーに新しい視点を提供するとともに、レポートやコラムを通してJリーグの試合を分析・解説します。

Visit football-lab.jp

Key Findings

We analyzed Football-lab.jp page load time and found that the first response time was 319 ms and then it took 6.2 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

football-lab.jp performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.096

90/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

football-lab.jp

319 ms

www.football-lab.jp

1668 ms

normalize.min.css

432 ms

styles.css

434 ms

layouts.css

733 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 86% of them (115 requests) were addressed to the original Football-lab.jp, 2% (3 requests) were made to Fonts.googleapis.com and 2% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Football-lab.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 596.4 kB (18%)

Content Size

3.3 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Football-lab.jp main page is 3.3 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. 70% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 172.7 kB

  • Original 229.3 kB
  • After minification 223.6 kB
  • After compression 56.5 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. 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 172.7 kB or 75% of the original size.

Image Optimization

-10%

Potential reduce by 284.0 kB

  • Original 2.8 MB
  • After minification 2.5 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. Football LAB images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 70.7 kB

  • Original 180.4 kB
  • After minification 180.4 kB
  • After compression 109.8 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 70.7 kB or 39% of the original size.

CSS Optimization

-82%

Potential reduce by 69.1 kB

  • Original 84.5 kB
  • After minification 68.5 kB
  • After compression 15.4 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. Football-lab.jp needs all CSS files to be minified and compressed as it can save up to 69.1 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (12%)

Requests Now

129

After Optimization

113

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Football LAB. 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 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

football-lab.jp

football-lab.jp

319 ms

www.football-lab.jp

www.football-lab.jp

1668 ms

normalize.min.css

normalize.min.css

432 ms

styles.css

styles.css

434 ms

layouts.css

layouts.css

733 ms

jquery1.7.2.js

jquery1.7.2.js

781 ms

jquery.plugin.js

jquery.plugin.js

492 ms

js

js

117 ms

brand

brand

27 ms

widgets.js

widgets.js

91 ms

brandjs.js

brandjs.js

18 ms

adsbygoogle.js

adsbygoogle.js

95 ms

css

css

33 ms

css

css

51 ms

css

css

56 ms

search.gif

search.gif

252 ms

SAPP_sdw.png

SAPP_sdw.png

158 ms

KASM_sdw.png

KASM_sdw.png

249 ms

URAW_sdw.png

URAW_sdw.png

157 ms

KASW_sdw.png

KASW_sdw.png

247 ms

FCTK_sdw.png

FCTK_sdw.png

156 ms

TK-V_sdw.png

TK-V_sdw.png

292 ms

MCD_sdw.png

MCD_sdw.png

295 ms

KA-F_sdw.png

KA-F_sdw.png

297 ms

Y-FM_sdw.png

Y-FM_sdw.png

314 ms

SHON_sdw.png

SHON_sdw.png

336 ms

NIIG_sdw.png

NIIG_sdw.png

367 ms

IWAT_sdw.png

IWAT_sdw.png

431 ms

NAGO_sdw.png

NAGO_sdw.png

435 ms

KYOT_sdw.png

KYOT_sdw.png

444 ms

G-OS_sdw.png

G-OS_sdw.png

470 ms

C-OS_sdw.png

C-OS_sdw.png

492 ms

KOBE_sdw.png

KOBE_sdw.png

499 ms

HIRO_sdw.png

HIRO_sdw.png

574 ms

FUKU_sdw.png

FUKU_sdw.png

579 ms

TOSU_sdw.png

TOSU_sdw.png

590 ms

SEND_sdw.png

SEND_sdw.png

626 ms

AKI_sdw.png

AKI_sdw.png

657 ms

YAMA_sdw.png

YAMA_sdw.png

664 ms

IFC_sdw.png

IFC_sdw.png

718 ms

MITO_sdw.png

MITO_sdw.png

723 ms

TOCH_sdw.png

TOCH_sdw.png

736 ms

GNM_sdw.png

GNM_sdw.png

782 ms

CHIB_sdw.png

CHIB_sdw.png

821 ms

Y-FC_sdw.png

Y-FC_sdw.png

830 ms

KOFU_sdw.png

KOFU_sdw.png

861 ms

SHIM_sdw.png

SHIM_sdw.png

867 ms

FUJI_sdw.png

FUJI_sdw.png

883 ms

OKAY_sdw.png

OKAY_sdw.png

938 ms

R-YA_sdw.png

R-YA_sdw.png

986 ms

TOKU_sdw.png

TOKU_sdw.png

997 ms

like.php

like.php

256 ms

font

font

118 ms

branding.png

branding.png

20 ms

normalize.min.css

normalize.min.css

852 ms

styles.css

styles.css

882 ms

layouts.css

layouts.css

933 ms

EHIM_sdw.png

EHIM_sdw.png

851 ms

NGSK_sdw.png

NGSK_sdw.png

908 ms

font

font

69 ms

font

font

49 ms

KUMA_sdw.png

KUMA_sdw.png

918 ms

sdk.js

sdk.js

63 ms

BWlY0LfmaxR.js

BWlY0LfmaxR.js

46 ms

FEppCFCt76d.png

FEppCFCt76d.png

44 ms

2024

2024

932 ms

OITA_sdw.png

OITA_sdw.png

864 ms

KUFC_sdw.png

KUFC_sdw.png

957 ms

HACH_sdw.png

HACH_sdw.png

1007 ms

sdk.js

sdk.js

15 ms

27 ms

IWTE_sdw.png

IWTE_sdw.png

937 ms

FKSM_sdw.png

FKSM_sdw.png

963 ms

OMIY_sdw.png

OMIY_sdw.png

895 ms

YSCC_sdw.png

YSCC_sdw.png

890 ms

SAGM_sdw.png

SAGM_sdw.png

968 ms

MATS_sdw.png

MATS_sdw.png

977 ms

NAGA_sdw.png

NAGA_sdw.png

993 ms

TOYA_sdw.png

TOYA_sdw.png

969 ms

KANA_sdw.png

KANA_sdw.png

899 ms

NUMA_sdw.png

NUMA_sdw.png

920 ms

GIFU_sdw.png

GIFU_sdw.png

977 ms

F-OS_sdw.png

F-OS_sdw.png

967 ms

NARA_sdw.png

NARA_sdw.png

955 ms

TOTR_sdw.png

TOTR_sdw.png

955 ms

SANU_sdw.png

SANU_sdw.png

933 ms

IMAB_sdw.png

IMAB_sdw.png

943 ms

KIKY_sdw.png

KIKY_sdw.png

987 ms

MYZK_sdw.png

MYZK_sdw.png

955 ms

RYUK_sdw.png

RYUK_sdw.png

934 ms

Bk8mCh5JhU1DJVlXw4XTs2fq2qRSs9K9eORKBcpv.png

Bk8mCh5JhU1DJVlXw4XTs2fq2qRSs9K9eORKBcpv.png

1227 ms

icon_new_tab.png

icon_new_tab.png

955 ms

VXmJTKOZBB289X699yeogKuzWlOisH9hVbBjGy3Q.png

VXmJTKOZBB289X699yeogKuzWlOisH9hVbBjGy3Q.png

1307 ms

0numPDAmtCRmV75JDka5YsElhPBPYMfJx64jBOwb.png

0numPDAmtCRmV75JDka5YsElhPBPYMfJx64jBOwb.png

1153 ms

240327_129.png

240327_129.png

1230 ms

55_keyplay_2_2.png

55_keyplay_2_2.png

919 ms

54_avepos_1_1.png

54_avepos_1_1.png

1159 ms

banner1.png

banner1.png

1018 ms

banner2.png

banner2.png

1129 ms

banner3.png

banner3.png

1243 ms

KA-F_l.png

KA-F_l.png

1053 ms

HIRO_l.png

HIRO_l.png

1167 ms

player_1600257.jpg

player_1600257.jpg

1150 ms

player_1624314.jpg

player_1624314.jpg

1121 ms

player_1627458.jpg

player_1627458.jpg

1123 ms

player_1000053.jpg

player_1000053.jpg

1100 ms

player_1500538.jpg

player_1500538.jpg

1160 ms

player_1400253.jpg

player_1400253.jpg

1170 ms

SHIM_l.png

SHIM_l.png

1159 ms

CHIB_l.png

CHIB_l.png

1185 ms

player_1624388.jpg

player_1624388.jpg

1178 ms

player_1100154.jpg

player_1100154.jpg

1091 ms

player_1632749.jpg

player_1632749.jpg

1160 ms

player_1635508.jpg

player_1635508.jpg

1160 ms

player_1632199.jpg

player_1632199.jpg

1185 ms

player_1604772.jpg

player_1604772.jpg

1165 ms

FKSM_l.png

FKSM_l.png

1167 ms

KANA_l.png

KANA_l.png

1110 ms

player_1501214.jpg

player_1501214.jpg

1159 ms

player_1500484.jpg

player_1500484.jpg

1160 ms

player_1639107.jpg

player_1639107.jpg

1178 ms

player_1618636.jpg

player_1618636.jpg

1174 ms

player_1624364.jpg

player_1624364.jpg

1159 ms

player_1603776.jpg

player_1603776.jpg

1120 ms

GRW1N9aBz3FvaPNVOYP5iHxuucP8JqfuT3IvtUEv.png

GRW1N9aBz3FvaPNVOYP5iHxuucP8JqfuT3IvtUEv.png

1160 ms

JSTATs.png

JSTATs.png

1159 ms

image_top.png

image_top.png

1129 ms

icon_tag.png

icon_tag.png

1083 ms

j1mono1.png

j1mono1.png

946 ms

j2mono1.png

j2mono1.png

959 ms

j3mono1.png

j3mono1.png

983 ms

bt_to_top.png

bt_to_top.png

903 ms

j1clr1.png

j1clr1.png

923 ms

Accessibility Review

football-lab.jp accessibility score

83

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

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

football-lab.jp 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

football-lab.jp SEO score

91

Search Engine Optimization Advices

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

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 Football-lab.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 Football-lab.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

football-lab.jp

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