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zensui.co.jp: ゼンスイ株式会社

ゼンスイ株式会社は魚類用クーラーのメーカーとしてお客様のニーズにお応えし満足して頂けるよう進化し続けます。

Page load speed analysis

  • 54/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    1.8 sec

  • Resources loaded

    7.3 sec

  • Page rendered

    356 ms

  • Total page load time

    9.5 sec

Visit zensui.co.jp now to see the best up-to-date Zensui content for Japan and also check out these interesting facts you probably never knew about zensui.co.jp

We analyzed Zensui.co.jp page load time and found that the first response time was 1.8 sec and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Page optimization

  • HTML 15.8 kB
    Images 2.5 MB
    Javascripts 315.1 kB
    CSS 35.2 kB

    In fact, the total size of Zensui.co.jp main page is 2.9 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 2.5 MB which makes up the majority of the site volume.

    • Original 15.8 kB
    • After minification 15.5 kB
    • After compression 3.4 kB

    HTML optimization

    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 12.4 kB or 79% of the original size.

    • Original 2.5 MB

    Image optimization

    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. Zensui images are well optimized though.

    • Original 315.1 kB
    • After minification 308.4 kB
    • After compression 104.9 kB

    JavaScript optimization

    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 210.2 kB or 67% of the original size.

    • Original 35.2 kB
    • After minification 26.2 kB
    • After compression 4.9 kB

    CSS optimization

    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. Zensui.co.jp needs all CSS files to be minified and compressed as it can save up to 30.2 kB or 86% of the original size.

Network requests diagram

  • www.zensui.co.jp
  • style.css
  • jquery.min.js
  • common.js
  • jquery_scrolltopcontrol.js
  • lightbox-2.6.min.js
  • lightbox.css
  • jquery-1.6.2.min.js
  • jquery.easing.1.3.js
  • jquery.bxSlider.min.js
  • searchforms.css
  • styles.css
  • jquery.js
  • jquery-migrate.min.js
  • core.min.js
  • widget.min.js
  • position.min.js
  • menu.min.js
  • autocomplete.min.js
  • mouse.min.js
  • sortable.min.js
  • jquery.form.min.js
  • scripts.js
  • bg.jpg
  • close.png
  • loading.gif
  • prev.png
  • next.png
  • bg_top.jpg
  • head_logo_off.jpg
  • head_contact_off.jpg
  • head_g_navi_1_off.jpg
  • head_g_navi_2_off.jpg
  • head_g_navi_3_off.jpg
  • head_g_navi_4_off.jpg
  • head_g_navi_5_off.jpg
  • slide1.jpg
  • slide2.jpg
  • slide3.jpg
  • slide4.jpg
  • slide5.jpg
  • slide6.jpg
  • top_info_1.jpg
  • top_1.jpg
  • top_2.jpg
  • top_3.jpg
  • top_4.jpg
  • top_5.jpg
  • top_6.jpg
  • top_7.jpg
  • top_8.jpg
  • top_9.jpg
  • top_footer_6.jpg
  • top_footer_7.jpg
  • top_footer_3.jpg
  • top_footer_8.jpg
  • footer_pagetop_off.jpg
  • footer_logo.jpg
  • footer_bg.jpg
  • footer_wapper_bg.jpg
  • footer_g_navi_bg.jpg

Our browser made a total of 61 requests to load all elements on the main page. We found that 98% of them (60 requests) were addressed to the original Zensui.co.jp, 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Zensui.co.jp.

Additional info on zensui.co.jp

Requests

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zensui. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

18

Javascripts

38

Images

4

CSS

60

All

Possible request optimization

1

Javascripts

38

Images

1

CSS

20

Optimized

40

All

Normal result

IP address

Zensui.co.jp uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

zensui.co.jp

wahahahompo.co.jp

pepetashiro.com

ktr1.com

diginfo.tv

211.13.196.163

DNS records

Type Host Target/ip TTL Other
A

zensui.co.jp

211.13.196.163 3599
NS

zensui.co.jp

ns2.namedserver.net 21599
NS

zensui.co.jp

ns.namedserver.net 21599
SOA

zensui.co.jp

3599 Mname: ns.namedserver.net
Rname: root.namedserver.net
Serial: 2271048474
Refresh: 10800
Retry: 1800
Expire: 259200
Minimum-ttl: 1800
MX

zensui.co.jp

mx.zensui.co.jp 3599 Pri: 100

Language and encoding

Good result

Language

JA ja language flag

Detected

JA ja language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zensui.co.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 Zensui.co.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.

HTTPS certificate

SSL Certificate

Zensui.co.jp has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 100% of all visits is Japan. It’s good for Zensui.co.jp that their server is also located in Japan, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

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

zensui.co.jp

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