N-kokudo.co.jp 日本国土開発

日本国土開発は、長年培ってきた技術を活かして持続可能なくらし・エネルギー・ビジネスを実現する、国土のソリューションカンパニーです。

N-kokudo.co.jp Overview

N-kokudo.co.jp belongs to AMAZON-02 - Amazon.com, Inc., US. Check the list of other websites hosted by AMAZON-02 - Amazon.com, Inc., US.

In terms of rank-to-traffic ratio, n-kokudo.co.jp has 1,526 unique users per day, viewing 3,082 pages. The rank based value of n-kokudo.co.jp is 2,333 USD. Every user makes 2.16 pageviews on average.

N-kokudo.co.jp boasts a link base consisting of 229 referring domains and 262 external backlinks, as revealed by the data obtained from web network scanning.

N-kokudo.co.jp top-level domain belongs to .JP domain zone. Check other webpages in .JP zone.

According the last verification test in May 24, 2021, n-kokudo.co.jp has an expired SSL certificate issued by GlobalSign nv-sa (expired on October 19, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by GlobalSign nv-sa.

Based on data from Google Safe Browsing and Symantec n-kokudo.co.jp is a fairly safe domain.

According the Mobile-Friendly test by Google n-kokudo.co.jp is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

N-kokudo.co.jp Website Safety

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Overview
Last Updated: 01/31/2026
Unknown status.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton connect safe logo
Norton Connect Safe
Last Updated: 03/31/2025
n-kokudo.co.jp is safe.
Norton ConnectSafe evaluates n-kokudo.co.jp for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 01/31/2026
Unknown status.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
Google safe brwosing logo
Google Safe Browsing
Last Updated: 01/09/2019
n-kokudo.co.jp is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee logo
Site Advisor
Last Updated: 03/10/2021
n-kokudo.co.jp is safe.
McAfee assesses n-kokudo.co.jp for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze n-kokudo.co.jp for mature or inappropriate content, only security checks are evaluated.
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Web of Trust
Last Updated: 01/31/2026
n-kokudo.co.jp child safety is unknown.
The WOT calculates reputation of the n-kokudo.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the n-kokudo.co.jp for safety features and confirms, whether n-kokudo.co.jp is suitable for children.

SSL Information
Domainwww.n-kokudo.co.jp
Issuer OrganizationGlobalSign nv-sa
IssuerGlobalSign GCC R3 DV TLS CA 2020
AlgorithmRSA-SHA256
Valid form09/17/2020
Expiration10/19/2021
SignedCertificate is not self signed
Additional Domains www.n-kokudo.co.jp
n-kokudo.co.jp

N-kokudo.co.jp Rank History

N-kokudo.co.jp Hosting Information

Server Location

ASN Information

ASN ID: 16509

ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 09/16/2025

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

N-kokudo.co.jp Domain Registration and Settings

WHOIS

[ JPRS database provides information on network administration. Its use is ]
[ restricted to network administration purposes. For further information, ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e' ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'. ]
[ ]
[ Notice -------------------------------------------------------------------- ]
[ JPRS will add the [Lock Status] element to the response format of JP domain ]
[ name on November 12, 2023. ]
[ For further information, please see the following webpage. ]
[ https://jprs.jp/whatsnew/notice/2023/231112.html (only in Japanese) ]
[ --------------------------------------------------------------------------- ]
Domain Information: [ドメイン情報]
a. [ドメイン名] N-KOKUDO.CO.JP
e. [そしきめい] にほんこくどかいはつかぶしきがいしゃ
f. [組織名] 日本国土開発株式会社
g. [Organization] JDC CORPORATION
k. [組織種別] 株式会社
l. [Organization Type] Corporation
m. [登録担当者] KT58850JP
n. [技術連絡担当者] KT58850JP
p. [ネームサーバ] ns-1082.awsdns-07.org
p. [ネームサーバ] ns-153.awsdns-19.com
p. [ネームサーバ] ns-1984.awsdns-56.co.uk
p. [ネームサーバ] ns-794.awsdns-35.net
s. [署名鍵]
[状態] Connected (2023/12/31)
[登録年月日] 1997/12/04
[接続年月日] 1997/12/09
[最終更新] 2023/09/11 14:37:34 (JST)


DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL

N-kokudo.co.jp HTML Check

N-kokudo.co.jp Desktop Performance

Last tested: 08/29/2018

Speedometer image
Desktop Speed
30%

Desktop Resource Breakdown
Total Resources63
Number of Hosts4
Static Resources54
JavaScript Resources10
CSS Resources8

N-kokudo.co.jp Mobile Insights

Last tested: 08/29/2018

Speedometer image
Mobile Usability
99%
Speedometer image
Mobile Speed
23%

Mobile Resource Breakdown
Total Resources68
Number of Hosts4
Static Resources58
JavaScript Resources10
CSS Resources8

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