Ryuumu.co.jp ホームページ制作 京都のホームページ作成会社リュウム.

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Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 11/03/2026

Ryuumu.co.jp is hosted by KIR KAGOYA JAPAN Inc., JP. Check out other websites hosted by KIR KAGOYA JAPAN Inc., JP.

See the list of other websites hosted by KIR KAGOYA JAPAN Inc., JP.

Ryuumu.co.jp is registered with the .JP top-level domain. Explore additional websites within the .JP zone.

A recent examination on (September 01, 2024), indicates that ryuumu.co.jp has an expired SSL certificate issued by Let's Encrypt (expired on November 12, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.

According to Google Safe Browsing and Symantec ryuumu.co.jp appears to be a safe domain.

Based on Google's Mobile-Friendly test, ryuumu.co.jp is optimized for mobile and tablet devices, although the web page loading speed could be improved.

Overview
Last Updated: 11/03/2026
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
Last Updated: 03/27/2026
ryuumu.co.jp is safe.
Norton ConnectSafe evaluates ryuumu.co.jp for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 11/03/2026
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 Browsing
Last Updated: 01/09/2019
ryuumu.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: 02/26/2021
ryuumu.co.jp is safe.
McAfee assesses ryuumu.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 ryuumu.co.jp for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 11/03/2026
ryuumu.co.jp child safety is unknown.
The WOT calculates reputation of the ryuumu.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the ryuumu.co.jp for safety features and confirms, whether ryuumu.co.jp is suitable for children.

Ryuumu.co.jp | SSL Certificate Information
Domainryuumu.co.jp
Issuer OrganizationLet's Encrypt
IssuerR11
AlgorithmRSA-SHA256
Valid form08/14/2024
Expiration11/12/2024
SignedCertificate is not self signed
Additional Domains ryuumu.co.jp
Server Location

Ryuumu.co.jp ASN Information

ASN ID: 24282
ASN Title: KIR KAGOYA JAPAN Inc., JP

Last Update: 05/09/2026

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS23552 - AS24575'

as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
source: APNIC

role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC

% Information related to 'AS24248 - AS24297'

as-block: AS24248 - AS24297
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp. To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2009-11-19T01:11:45Z
source: APNIC

role: Japan Network Information Center
address: Urbannet-Kanda Bldg 4F
address: 3-6-2 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047,Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2012-08-28T07:58:02Z
source: APNIC

% Information related to 'AS24282'

aut-num: AS24282
as-name: KIR
descr: KAGOYA JAPAN Inc.
import:
export:
country: JP
admin-c: JP00094535
tech-c: JP00094535
last-modified: 2013-09-06T20:22:49Z
source: JPNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)

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] RYUUMU.CO.JP
e. [そしきめい] りりゅうむかぶしきがいしゃ
f. [組織名] リュウム株式会社
g. [Organization] Ryuumu
k. [組織種別] 株式会社
l. [Organization Type] Corporation
m. [登録担当者] ST5225JP
n. [技術連絡担当者] SK1294JP
p. [ネームサーバ] ns0.kagoya.net
p. [ネームサーバ] ns1.kagoya.net
s. [署名鍵]
[状態] Connected (2022/08/31)
[登録年月日] 2002/08/30
[接続年月日] 2002/08/30
[最終更新] 2021/09/01 01:07:30 (JST)


DNS Records
HostA RecordTTL
ryuumu.co.jp125.206.117.813600
HostMX RecordPriorityTTL
ryuumu.co.jpryuumu.co.jp1003600
HostNS RecordTTL
ryuumu.co.jpns.namedserver.net86400
ryuumu.co.jpns2.namedserver.net86400
HostTXT RecordTTL

ns.namedserver.net
TTL: 3600
Email address: root.namedserver.net
Serial: 2294881371
Refresh: 10800
Retry: 1800
Expire: 259200
Minimum: 1800

Last tested: 06/02/2018

Desktop
Desktop Speed
14%

Desktop Resource Breakdown
Total Resources137
Number of Hosts3
Static Resources133
JavaScript Resources2
CSS Resources11

Last tested: 06/02/2018

Mobile
Mobile Usability
100%
Mobile Speed
58%

Mobile Resource Breakdown
Total Resources25
Number of Hosts3
Static Resources22
JavaScript Resources2
CSS Resources2
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