r-four.co.jp

Quick Summary

Online Status

Online

Server IP address resolved:YES
Http response code: 200
Response time: 1.41 sec.
Redirect Url:https://r-four.co.jp/
Last Checked: 2021-11-17

r-four.co.jp belongs to Sakura Internet Inc.

r-four.co.jp registered under .co.jp top-level domain.

The last verification results, performed on (Nov 12 22:21:22 2021 GMT) r-four.co.jp show that r-four.co.jp has an expired SSL certificate issued by Let's Encrypt (expired on Feb 10 22:21:21 2022 GMT). Click "Refresh" button for SSL Information at the Safety Information section.

The language been detected is ja.

In accordance with Google Safe Browsing and Symantec r-four.co.jp is pretty a safe domain.

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r-four.co.jp Related Information

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Http headers when vist http://r-four.co.jp

HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Wed, 17 Nov 2021 08:23:31 GMT
Content-Type: text/html; charset=iso-8859-1
Content-Length: 229
Connection: keep-alive
Location: https://r-four.co.jp/

HTTP/2 200 
server: nginx
date: Wed, 17 Nov 2021 08:23:32 GMT
content-type: text/html; charset=UTF-8
vary: Accept-Encoding
link: ; rel="https://api.w.org/"

r-four.co.jp Safety Information

Overview

Last Updated: 08/22/2021

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

Last Updated: 04/01/2020

r-four.co.jp is safe.

Norton ConnectSafe evaluates r-four.co.jp for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 08/22/2021

Not yet checked.

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 Browsing

Last Updated: 04/02/2020

r-four.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.

Site Advisor

Last Updated: 04/01/2021

r-four.co.jp is safe.

McAfee assesses r-four.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 r-four.co.jp for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 2021-11-17 16:21:00

r-four.co.jp child safety is unknown.

The WOT calculates reputation of the r-four.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the r-four.co.jp for safety features and confirms, whether r-four.co.jp is suitable for children.

SSL Information

Last Checked: 2021-11-17

Domain	www.r-four.co.jp
SSL Country	US
Issuer Organization	Let's Encrypt
Issuer	R3
Valid form	Nov 12 22:21:22 2021 GMT
Expiration	Feb 10 22:21:21 2022 GMT
Additional Domains	Additional Domains r-four.co.jp www.r-four.co.jp

r-four.co.jp Server Information

Server Location 183.181.85.33

City: Tokyo

Region: Tokyo

Country: Japan

Longitude: 139.69169616699

Latitude: 35.689506530762

r-four.co.jp Domain Name Information

WHOIS

Create Time: 2002-10-08

Exp Time: 0000-00-00

Domain 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'.                 ]
Domain Information: [ドメイン情報]
a. [ドメイン名]                 R-FOUR.CO.JP
e. [そしきめい]                 あるふぉーいんたーなしょなるかぶしきがいしゃ
f. [組織名]                     アルフォー インターナショナル株式会社
g. [Organization]               R-FOUR INTERNATIONAL COMPANY
k. [組織種別]                   株式会社
l. [Organization Type]          Corporation
m. [登録担当者]                 TK55480JP
n. [技術連絡担当者]             TK55480JP
p. [ネームサーバ]               01.dnsv.jp
p. [ネームサーバ]               02.dnsv.jp
p. [ネームサーバ]               03.dnsv.jp
p. [ネームサーバ]               04.dnsv.jp
s. [署名鍵]
[状態]                          Connected (2022/10/31)
[登録年月日]                    2002/10/08
[接続年月日]                    2002/10/08
[最終更新]                      2021/11/01 01:05:49 (JST)

DNS Records

Host	A Record	TTL
r-four.co.jp.	183.181.85.33	3600

Host	NS Record	TTL
r-four.co.jp.	03.dnsv.jp.	86400
r-four.co.jp.	04.dnsv.jp.	86400
r-four.co.jp.	01.dnsv.jp.	86400
r-four.co.jp.	02.dnsv.jp.	86400

Host	MX Record	Priority	TTL
r-four.co.jp.	m217.secure.ne.jp.	10	3600

Host	TXT Record	TTL
r-four.co.jp.	v=spf1 include:spf.secure.ne.jp +a:sv8672.xserver.jp +a:r-four.co.jp +mx ~all	3600

01.dnsv.jp.
TTL: 86400
Email address: hostmaster.dnsv.jp.
Serial: 1584949176
Refresh: 3600
Retry: 900
Expire: 604800
Minimum: 300

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