Zdh.co.jp DXプラットフォーム・DX人財育成、マルチクラウド、BI・ビッグデータ・AIなら株式会社ジール

ZEAL(ジール)はデータプラットフォーム構築からデータドリブン人材育成まで総合的なDX推進事業を展開し、日本企業のDX実現を支援しています。30年以上・1000社を超えるBI/DWHシステムの構築実績と共に、DX推進に不可欠となるデータ分析基盤からデータ活用まで、最適なソリューションを総合的にご提...

Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 11/02/2026

Zdh.co.jp attracts 1,676 unique visitors daily, generating 3,351 pageviews. The estimated value of zdh.co.jp is 2,568 USD. Each visitor views approximately 2.14 pages on average.

Zdh.co.jp is hosted by CLOUDFLARENET - Cloudflare, Inc., US. Check out other websites hosted by CLOUDFLARENET - Cloudflare, Inc., US.

See the list of other websites hosted by CLOUDFLARENET - Cloudflare, Inc., US.

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

A recent examination on (September 25, 2024), indicates that zdh.co.jp has an expired SSL certificate issued by SECOM Trust Systems CO.,LTD. (expired on July 04, 2025). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by SECOM Trust Systems CO.,LTD..

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

Based on Google's Mobile-Friendly test, zdh.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: 11/02/2026
Overall result - zdh.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: 03/30/2026
zdh.co.jp is safe.
Norton ConnectSafe evaluates zdh.co.jp for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 02/10/2017
zdh.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
zdh.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: 02/24/2017
zdh.co.jp is safe.
McAfee assesses zdh.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 zdh.co.jp for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 11/02/2026
zdh.co.jp child safety is unknown.
The WOT calculates reputation of the zdh.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the zdh.co.jp for safety features and confirms, whether zdh.co.jp is suitable for children.

Zdh.co.jp | SSL Certificate Information
Domainwww.zdh.co.jp
Issuer OrganizationSECOM Trust Systems CO.,LTD.
IssuerFujiSSL Public Validation Authority - G3
AlgorithmRSA-SHA256
Valid form06/04/2024
Expiration07/04/2025
SignedCertificate is not self signed
Additional Domains www.zdh.co.jp
zdh.co.jp
Server Location

Zdh.co.jp ASN Information

ASN ID: 13335
ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 05/13/2026

#
# 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: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335


OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-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.
#

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] ZDH.CO.JP
e. [そしきめい] かぶしきがいしゃ じーる
f. [組織名] 株式会社 ジール
g. [Organization] ZEAL CORPORATION
k. [組織種別] 株式会社
l. [Organization Type] Corporation
m. [登録担当者] HM41713JP
n. [技術連絡担当者] RS21872JP
p. [ネームサーバ] ns007-8ddqttjh6p724mh5.8.d-53.info
p. [ネームサーバ] ns007-8ddqttjh6p724mh5.8.d-53.jp
p. [ネームサーバ] ns007-8ddqttjh6p724mh5.8.d-53.net
s. [署名鍵] 20864 13 2 (
3F0DD381B3C8F1D9FC1AEA740A74FE0C
B368532D665C87377F303BF083B65209 )
[状態] Connected (2023/07/31)
[登録年月日] 1997/07/22
[接続年月日] 1997/08/12
[最終更新] 2022/08/01 01:04:18 (JST)


DNS Records
HostA RecordTTL
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HostNS RecordTTL
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