Tools & Wizards About Us
keio-gr.com screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

keio-gr.com

京王ゴルフ練習場

Page Load Speed

3.1 sec in total

First Response

706 ms

Resources Loaded

2.2 sec

Page Rendered

192 ms

keio-gr.com screenshot

About Website

Visit keio-gr.com now to see the best up-to-date Keio Gr content and also check out these interesting facts you probably never knew about keio-gr.com

東京都多摩市・八王子市・神奈川県川崎市麻生区にあるゴルフ練習場。PGA・LPGA公認ティーチングプロによる、個々のレベルに合わせたゴルフスクールを行っておりますので、初めての方もお気軽にお問合せください。

Visit keio-gr.com

Key Findings

We analyzed Keio-gr.com page load time and found that the first response time was 706 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

keio-gr.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value25.7 s

0/100

25%

SI (Speed Index)

Value12.5 s

3/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

keio-gr.com

706 ms

basic.css

304 ms

CSScriptLib.js

336 ms

gttitle.gif

154 ms

gttileline.gif

161 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that all of those requests were addressed to Keio-gr.com and no external sources were called. The less responsive or slowest element that took the longest time to load (965 ms) belongs to the original domain Keio-gr.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.7 kB (43%)

Content Size

36.8 kB

After Optimization

21.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Keio-gr.com main page is 36.8 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. 15% of websites need less resources to load. Images take 18.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 12.8 kB

  • Original 16.1 kB
  • After minification 14.7 kB
  • After compression 3.3 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 12.8 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 1.2 kB

  • Original 18.3 kB
  • After minification 17.1 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. Keio Gr images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 305 B

  • Original 536 B
  • After minification 403 B
  • After compression 231 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 305 B or 57% of the original size.

CSS Optimization

-73%

Potential reduce by 1.4 kB

  • Original 1.9 kB
  • After minification 1.6 kB
  • After compression 519 B

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. Keio-gr.com needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (22%)

Requests Now

45

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keio Gr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

keio-gr.com

keio-gr.com

706 ms

basic.css

basic.css

304 ms

CSScriptLib.js

CSScriptLib.js

336 ms

gttitle.gif

gttitle.gif

154 ms

gttileline.gif

gttileline.gif

161 ms

gtbotan1.gif

gtbotan1.gif

174 ms

all_kankaku.gif

all_kankaku.gif

306 ms

gtbotan2.gif

gtbotan2.gif

320 ms

gtbotan6.gif

gtbotan6.gif

322 ms

gtbotan3.gif

gtbotan3.gif

323 ms

gtbotan4.gif

gtbotan4.gif

341 ms

gtbotan5.gif

gtbotan5.gif

341 ms

privacy01.gif

privacy01.gif

456 ms

gttopics.gif

gttopics.gif

479 ms

bana_shida.gif

bana_shida.gif

482 ms

df_bana.jpg

df_bana.jpg

482 ms

b_point.jpg

b_point.jpg

489 ms

bana_syoshin.gif

bana_syoshin.gif

503 ms

tp_b_ladysday.gif

tp_b_ladysday.gif

605 ms

tp_b_golmagi01.gif

tp_b_golmagi01.gif

639 ms

tp_b_renewalopen01.gif

tp_b_renewalopen01.gif

645 ms

wa_b_renwe01.gif

wa_b_renwe01.gif

644 ms

bana_yakanfree.gif

bana_yakanfree.gif

648 ms

mailmagazine_bana.gif

mailmagazine_bana.gif

669 ms

keiogrp_app_bana.gif

keiogrp_app_bana.gif

757 ms

gttopic_new.jpg

gttopic_new.jpg

798 ms

gtrine_shita.gif

gtrine_shita.gif

805 ms

gtsakura.gif

gtsakura.gif

804 ms

gtgoten.gif

gtgoten.gif

805 ms

gtwakaba.gif

gtwakaba.gif

836 ms

gtsakura_koment.gif

gtsakura_koment.gif

909 ms

gtgoten_koment.gif

gtgoten_koment.gif

956 ms

gtwakaba_koment.gif

gtwakaba_koment.gif

965 ms

get_flash_player.gif

get_flash_player.gif

965 ms

gttopics_keio.gif

gttopics_keio.gif

965 ms

index.html

index.html

935 ms

gtgoten_r.gif

gtgoten_r.gif

154 ms

gtwakaba_r.gif

gtwakaba_r.gif

160 ms

gtsakura_r.gif

gtsakura_r.gif

161 ms

gtbotan1_r.gif

gtbotan1_r.gif

163 ms

gtbotan2_r.gif

gtbotan2_r.gif

163 ms

gtbotan6_r.gif

gtbotan6_r.gif

170 ms

gtbotan3_r.gif

gtbotan3_r.gif

301 ms

gtbotan4_r.gif

gtbotan4_r.gif

319 ms

gtbotan5_r.gif

gtbotan5_r.gif

320 ms

privacy02.gif

privacy02.gif

320 ms

Accessibility Review

keio-gr.com accessibility score

80

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

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

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

keio-gr.com best practices score

67

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

Browser errors were logged to the console

SEO Factors

keio-gr.com SEO score

92

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

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 Keio-gr.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 Keio-gr.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

keio-gr.com

Open Graph description is not detected on the main page of Keio Gr. 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: