Tools & Wizards About Us
oita-kotairen.jp screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

oita-kotairen.jp

【公式】大分県高等学校体育連盟

Page Load Speed

7 sec in total

First Response

1 sec

Resources Loaded

5.7 sec

Page Rendered

293 ms

oita-kotairen.jp screenshot

About Website

Welcome to oita-kotairen.jp homepage info - get ready to check Oita Kotairen best content right away, or after learning these important things about oita-kotairen.jp

大分県の高等学校の専門部（部活）大会を運営する、大分県高等学校体育連盟です。

Visit oita-kotairen.jp

Key Findings

We analyzed Oita-kotairen.jp page load time and found that the first response time was 1 sec and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

oita-kotairen.jp performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value3.1 s

92/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.065

97/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

oita-kotairen.jp

1010 ms

header.css

381 ms

menu.css

603 ms

style.css

409 ms

font.css

424 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that all of those requests were addressed to Oita-kotairen.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain Oita-kotairen.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 62.6 kB (15%)

Content Size

408.3 kB

After Optimization

345.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oita-kotairen.jp main page is 408.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. Images take 365.8 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 25.6 kB

  • Original 31.0 kB
  • After minification 25.4 kB
  • After compression 5.4 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 5.6 kB, which is 18% 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 25.6 kB or 83% of the original size.

Image Optimization

-7%

Potential reduce by 27.3 kB

  • Original 365.8 kB
  • After minification 338.5 kB

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. Oita Kotairen images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 1.1 kB

  • Original 1.5 kB
  • After minification 946 B
  • After compression 452 B

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 1.1 kB or 70% of the original size.

CSS Optimization

-87%

Potential reduce by 8.7 kB

  • Original 10.0 kB
  • After minification 8.1 kB
  • After compression 1.3 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. Oita-kotairen.jp needs all CSS files to be minified and compressed as it can save up to 8.7 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (61%)

Requests Now

41

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oita Kotairen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

oita-kotairen.jp

oita-kotairen.jp

1010 ms

header.css

header.css

381 ms

menu.css

menu.css

603 ms

style.css

style.css

409 ms

font.css

font.css

424 ms

mm_menu.js

mm_menu.js

423 ms

new_disp.cgi

new_disp.cgi

435 ms

hed_back.jpg

hed_back.jpg

390 ms

logo.jpg

logo.jpg

588 ms

contact_top.jpg

contact_top.jpg

426 ms

contact_back.jpg

contact_back.jpg

426 ms

contact_menu.jpg

contact_menu.jpg

426 ms

contact_under.jpg

contact_under.jpg

779 ms

top_img.jpg

top_img.jpg

2225 ms

news.gif

news.gif

811 ms

int_ub.gif

int_ub.gif

833 ms

pickup_back.gif

pickup_back.gif

838 ms

pickup_01.jpg

pickup_01.jpg

975 ms

pickup_02.jpg

pickup_02.jpg

1148 ms

pickup_03.jpg

pickup_03.jpg

1198 ms

title_01.gif

title_01.gif

1217 ms

title_back01.gif

title_back01.gif

1270 ms

title_back02.gif

title_back02.gif

1353 ms

bg_title_sub_b.gif

bg_title_sub_b.gif

1528 ms

bg_title_sub.gif

bg_title_sub.gif

1566 ms

bg_title_sub_e.gif

bg_title_sub_e.gif

1712 ms

ber_sub.gif

ber_sub.gif

1724 ms

ber_sub_2.gif

ber_sub_2.gif

1754 ms

mark.gif

mark.gif

2041 ms

space.gif

space.gif

2072 ms

mark_01.jpg

mark_01.jpg

2733 ms

add_b_back.jpg

add_b_back.jpg

2427 ms

topics_b.gif

topics_b.gif

2436 ms

img_kosotai_2013.jpg

img_kosotai_2013.jpg

3311 ms

title_sub_back.jpg

title_sub_back.jpg

2689 ms

title_sub01.jpg

title_sub01.jpg

2754 ms

oyakudachi.jpg

oyakudachi.jpg

3085 ms

add_title_back.gif

add_title_back.gif

3236 ms

add_dline.jpg

add_dline.jpg

3760 ms

unf_back.jpg

unf_back.jpg

3769 ms

bg6.jpg

bg6.jpg

3802 ms

int_tb.gif

int_tb.gif

4148 ms

contact_menu_r.jpg

contact_menu_r.jpg

287 ms

Accessibility Review

oita-kotairen.jp accessibility score

56

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Tables and lists

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

Impact

Issue

High

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

Best Practices

oita-kotairen.jp best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

oita-kotairen.jp SEO score

67

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

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 Oita-kotairen.jp 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 Oita-kotairen.jp 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

oita-kotairen.jp

Open Graph description is not detected on the main page of Oita Kotairen. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: