Tools & Wizards About Us
kkohki.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

kkohki.com

国際光器

Page Load Speed

7.1 sec in total

First Response

558 ms

Resources Loaded

5.6 sec

Page Rendered

852 ms

kkohki.com screenshot

About Website

Visit kkohki.com now to see the best up-to-date Kkohki content for Japan and also check out these interesting facts you probably never knew about kkohki.com

天体望遠鏡・天体観測のことなら京都、国際光器にお相談下さい。1987年より望遠鏡や天文グッズを日本全国の天文ファンの方々に愛を込めて提供している会社です。

Visit kkohki.com

Key Findings

We analyzed Kkohki.com page load time and found that the first response time was 558 ms and then it took 6.5 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

kkohki.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value17.6 s

0/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

Network Requests Diagram

kkohki.com

558 ms

kkohki.com

895 ms

default.css

171 ms

common.css

510 ms

lightbox.css

509 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 57% of them (33 requests) were addressed to the original Kkohki.com, 36% (21 requests) were made to System6-site-one.ssl-link.jp and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source System6-site-one.ssl-link.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 428.3 kB (17%)

Content Size

2.5 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kkohki.com main page is 2.5 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. 35% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 17.5 kB

  • Original 24.0 kB
  • After minification 22.6 kB
  • After compression 6.5 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 17.5 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 686 B

  • Original 2.0 MB
  • After minification 2.0 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. Kkohki images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 95.7 kB

  • Original 144.7 kB
  • After minification 140.0 kB
  • After compression 49.0 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 95.7 kB or 66% of the original size.

CSS Optimization

-86%

Potential reduce by 314.4 kB

  • Original 364.4 kB
  • After minification 338.9 kB
  • After compression 50.0 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. Kkohki.com needs all CSS files to be minified and compressed as it can save up to 314.4 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (40%)

Requests Now

55

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kkohki. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kkohki.com

kkohki.com

558 ms

kkohki.com

kkohki.com

895 ms

default.css

default.css

171 ms

common.css

common.css

510 ms

lightbox.css

lightbox.css

509 ms

bootstrap.min.css

bootstrap.min.css

1352 ms

font-awesome.min.css

font-awesome.min.css

1016 ms

hover-min.css

hover-min.css

1191 ms

css2

css2

28 ms

index.css

index.css

728 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

1349 ms

over.js

over.js

679 ms

pageTop.js

pageTop.js

848 ms

sptel.js

sptel.js

910 ms

slip.js

slip.js

1019 ms

jquery.matchHeight.js

jquery.matchHeight.js

1092 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

1184 ms

jquery.mousewheel.js

jquery.mousewheel.js

1187 ms

jquery.jscrollpane.min.js

jquery.jscrollpane.min.js

1273 ms

5fae17e2369a71_l.jpg

5fae17e2369a71_l.jpg

1746 ms

embed

embed

278 ms

5fae17e2884fa1_l.jpg

5fae17e2884fa1_l.jpg

2012 ms

5fae17e2d2ad81_l.jpg

5fae17e2d2ad81_l.jpg

2318 ms

5fae09575fb9a2_s.jpg

5fae09575fb9a2_s.jpg

1059 ms

5fae0991785e63_s.jpg

5fae0991785e63_s.jpg

881 ms

5fae08eb819d41_s.jpg

5fae08eb819d41_s.jpg

880 ms

5fae0e7b941121_m.jpg

5fae0e7b941121_m.jpg

1247 ms

5fae0ea087f332_m.jpg

5fae0ea087f332_m.jpg

1428 ms

5fae0fbc3822d1_m.jpg

5fae0fbc3822d1_m.jpg

1605 ms

5fae0fdbbe8652_m.jpg

5fae0fdbbe8652_m.jpg

1613 ms

5fae289e49a871_l.jpg

5fae289e49a871_l.jpg

2160 ms

5fae28c2874f02_l.jpg

5fae28c2874f02_l.jpg

2153 ms

5fc8c145de0cf25_m.jpg

5fc8c145de0cf25_m.jpg

1797 ms

5fc8ac76c0da918_m.jpg

5fc8ac76c0da918_m.jpg

1833 ms

5fc8abb6a188b17_m.jpg

5fc8abb6a188b17_m.jpg

1981 ms

5fc8a8397ad1812_m.jpg

5fc8a8397ad1812_m.jpg

2174 ms

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5fc83032e1c503_m.jpg

2164 ms

5fc82c027198e1_s.jpg

5fc82c027198e1_s.jpg

2183 ms

5fae21fda76411_m.jpg

5fae21fda76411_m.jpg

2518 ms

5fae13021e0ac1_m.jpg

5fae13021e0ac1_m.jpg

2525 ms

5fae13023b39c1_m.jpg

5fae13023b39c1_m.jpg

2714 ms

fixed_bg.jpg

fixed_bg.jpg

1191 ms

close.png

close.png

176 ms

loading.gif

loading.gif

185 ms

prev.png

prev.png

177 ms

next.png

next.png

175 ms

h_logo.svg

h_logo.svg

172 ms

h_cart_icon.svg

h_cart_icon.svg

341 ms

h_mail_icon.svg

h_mail_icon.svg

343 ms

cover_logo.svg

cover_logo.svg

343 ms

top_bg01.jpg

top_bg01.jpg

1064 ms

pagetop_off.png

pagetop_off.png

367 ms

f_logo.svg

f_logo.svg

509 ms

f_onlineshop_logo.svg

f_onlineshop_logo.svg

510 ms

f_tel_icon.svg

f_tel_icon.svg

515 ms

f_mail_icon.svg

f_mail_icon.svg

549 ms

BCasqZ8XsOrx4mcOk6MtWaA.ttf

BCasqZ8XsOrx4mcOk6MtWaA.ttf

25 ms

js

js

53 ms

Accessibility Review

kkohki.com accessibility score

86

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

Links do not have a discernible name

Best Practices

kkohki.com best practices score

83

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

SEO Factors

kkohki.com SEO score

82

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

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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 Kkohki.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 Kkohki.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

kkohki.com

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