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naka-kogyo.co.jp: ナカ工業株式会社|建材製品の開発・製造・販売・施工

ようこそ、ナカ工業のホームページへ。建材製品の開発・製造・販売・施工を行っています。手すりから避難器具まで、安心・安全な建物づくりを支えます。

Page load speed analysis

  • 49/100

    Normal result
  • 4

    Successful tests
  • 4

    Failed tests
  • First response

    893 ms

  • Resources loaded

    6 sec

  • Page rendered

    299 ms

  • Total page load time

    7.1 sec

Welcome to naka-kogyo.co.jp homepage info - get ready to check Naka Kogyo best content for Japan right away, or after learning these important things about naka-kogyo.co.jp

We analyzed Naka-kogyo.co.jp page load time and found that the first response time was 893 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Page optimization

  • HTML 17.8 kB
    Images 1.8 MB
    Javascripts 262.3 kB
    CSS 37.3 kB

    In fact, the total size of Naka-kogyo.co.jp main page is 2.1 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. 30% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

    • Original 17.8 kB
    • After minification 15.8 kB
    • After compression 5.0 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. This page needs HTML code to be minified as it can gain 1.9 kB, which is 11% 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 12.8 kB or 72% of the original size.

    • Original 1.8 MB
    • After optimization 1.8 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. Naka Kogyo images are well optimized though.

    • Original 262.3 kB
    • After minification 233.6 kB
    • After compression 58.5 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 203.8 kB or 78% of the original size.

    • Original 37.3 kB
    • After minification 23.5 kB
    • After compression 6.5 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. Naka-kogyo.co.jp needs all CSS files to be minified and compressed as it can save up to 30.8 kB or 83% of the original size.

Network requests diagram

  • naka-kogyo.co.jp
  • boilerplate.css
  • r_common.css
  • r_top.css
  • r_flexslider.css
  • jquery-1.7.1.min.js
  • jquery.page-scroll.js
  • jquery.cookie.js
  • jquery.fontsize.js
  • jquery.mobile-menu.js
  • e_book.js
  • jquery.flexslider.js
  • dc.js
  • logo.gif
  • slider_11-5.jpg
  • slider_10.jpg
  • slider_08.jpg
  • slider_07.jpg
  • slider_01.jpg
  • slider_03.jpg
  • pht_007.jpg
  • pht_055.jpg
  • pht_021.jpg
  • pht_045.jpg
  • pht_062.jpg
  • pht_076.jpg
  • top_fire.jpg
  • pht_119.jpg
  • pht_087.jpg
  • pht_089.jpg
  • top_house.jpg
  • pdf-trans.png
  • top_banner_shop2.png
  • top_info_shop.png
  • top_banner_column2.png
  • top_info_column.png
  • top_banner_techno2.png
  • top_info_techno.png
  • pagetop_off.png
  • search.png
  • facebook1.png
  • twitter1.png
  • youtube1.png
  • __utm.gif
  • slider_control.png

Our browser made a total of 45 requests to load all elements on the main page. We found that 96% of them (43 requests) were addressed to the original Naka-kogyo.co.jp, 4% (2 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Naka-kogyo.co.jp.

Additional info on naka-kogyo.co.jp

Requests

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Naka Kogyo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

8

Javascripts

32

Images

4

CSS

44

All

Possible request optimization

1

Javascripts

32

Images

1

CSS

10

Optimized

34

All

Normal result

IP address

Naka-kogyo.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

naka-kogyo.co.jp

rams-marks.jp

coco-family.com

fullback.biz

oxotck.sakura.ne.jp

59.106.19.205

DNS records

Type Host Target/ip TTL Other
A

naka-kogyo.co.jp

157.112.190.212 600
NS

naka-kogyo.co.jp

ns.technowave.ne.jp 600
NS

naka-kogyo.co.jp

name.technowave.ad.jp 600
SOA

naka-kogyo.co.jp

600 Mname: name.technowave.ad.jp
Rname: bind-admin.technowave.ad.jp
Serial: 2018091000
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum-ttl: 900
MX

naka-kogyo.co.jp

nakakogyo-co-jp01b.mail.protection.outlook.com 600 Pri: 0

Language and encoding

Poor result

Language

JA ja language flag

Detected

N/A  language flag

Claimed

Encoding

SHIFT_JIS

Claimed

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

HTTPS certificate

SSL Certificate

Naka-kogyo.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.

Poor result

Visitor World Map

Country of origin for 100% of all visits is Japan. It’s good for Naka-kogyo.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 Naka Kogyo. 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:

naka-kogyo.co.jp

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