Yokowo.co.jp 株式会社 ヨコオ

ヨコオは「進化する意思」と「確かな技術」で最高品質の製品をご提供するプロフェッショナル集団です。アンテナ、ファインコネクタ、マイクロウェーブ、先端デバイススペシャリストのヨコオは、プロダクトイノベーション、プロセスイノベーション、パーソナルイノベ-ションを推進することで、高度情報化社会で必要とされる...

Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.50 sec.
Last Checked: 02/02/2026

Yokowo.co.jp is hosted by CPI-NET KDDI Web Communications Inc., JP. Check out other websites hosted by CPI-NET KDDI Web Communications Inc., JP.

See the list of other websites hosted by CPI-NET KDDI Web Communications Inc., JP.

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

A recent examination on (September 15, 2024), indicates that yokowo.co.jp has an expired SSL certificate issued by Japan Registry Services Co., Ltd. (expired on October 31, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Japan Registry Services Co., Ltd..

According to Google Safe Browsing, Google Safe Search and Symantec yokowo.co.jp appears to be a safe domain.

Based on Google's Mobile-Friendly test, yokowo.co.jp is not well optimized for mobile and tablet devices. Ensuring your site is mobile-friendly guarantees better performance across all devices, and improving the web page loading time could further enhance user experience.

Overview
Last Updated: 02/02/2026
Overall result - yokowo.co.jp is safe.
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: 03/30/2025
yokowo.co.jp is safe.
Norton ConnectSafe evaluates yokowo.co.jp for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 02/13/2017
yokowo.co.jp is safe.
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
yokowo.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: 01/28/2021
yokowo.co.jp is safe.
McAfee assesses yokowo.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 yokowo.co.jp for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 02/02/2026
yokowo.co.jp child safety is unknown.
The WOT calculates reputation of the yokowo.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the yokowo.co.jp for safety features and confirms, whether yokowo.co.jp is suitable for children.

Yokowo.co.jp | SSL Certificate Information
Domainwww.yokowo.co.jp
Issuer OrganizationJapan Registry Services Co., Ltd.
IssuerJPRS Domain Validation Authority - G4
AlgorithmRSA-SHA256
Valid form10/01/2023
Expiration10/31/2024
SignedCertificate is not self signed
Additional Domains www.yokowo.co.jp
yokowo.co.jp
Server Location

Yokowo.co.jp ASN Information

ASN ID: 9597
ASN Title: CPI-NET KDDI Web Communications Inc., JP

Last Update: 09/07/2025

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

% Information related to 'AS9216 - AS10239'

as-block: AS9216 - AS10239
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-05-19T07:00:23Z
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 'AS9591 - AS9622'

as-block: AS9591 - AS9622
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.
remarks: 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: 2017-06-12T03:54:30Z
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 'AS9597'

aut-num: AS9597
as-name: CPI-NET
descr: KDDI Web Communications Inc.
import: from AS2497 100 accept ANY
import: from AS2516 100 accept ANY
export: to AS2497 announce AS9597
export: to AS2516 announce AS9597
country: JP
admin-c: YM12747JP
tech-c: YM12747JP
last-modified: 2016-10-12T02:06:05Z
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] YOKOWO.CO.JP
e. [そしきめい] かぶしきがいしゃ よこお
f. [組織名] 株式会社 ヨコオ
g. [Organization] Yokowo Co., Ltd.
k. [組織種別] 株式会社
l. [Organization Type] commercial corporation
m. [登録担当者] KU18193JP
n. [技術連絡担当者] KU18193JP
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 (2023/08/31)
[登録年月日] 1997/08/04
[接続年月日] 1997/11/13
[最終更新] 2022/09/01 01:04:41 (JST)


DNS Records
HostA RecordTTL
yokowo.co.jp150.60.187.14486400
HostMX RecordPriorityTTL
yokowo.co.jprt.yokowo.co.jp1086400
HostNS RecordTTL
yokowo.co.jpnsk0.secure.ne.jp86400
yokowo.co.jpnsk1.secure.ne.jp86400
HostTXT RecordTTL
yokowo.co.jpMS=ms3187742586400
yokowo.co.jpv=spf186400

nsk0.secure.ne.jp
TTL: 86400
Email address: hostmaster.cpi.ad.jp
Serial: 1902190004
Refresh: 3600
Retry: 900
Expire: 3600000
Minimum: 86400


Errors
Warnings
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