Kaisei-group.co.jp 開成教育グループ - 大学進学までの小学生・中学生・高校生一貫教育

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Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 03/09/2023

Over the time kaisei-group.co.jp has been ranked as high as 22,442 in the world.

Kaisei-group.co.jp receives about 534 unique visitors and 534 pageviews per day. The estimated value of kaisei-group.co.jp is 5,840 USD. Each unique visitor makes about 1 pageviews on average.

Kaisei-group.co.jp is registered under .JP top-level domain. Check other websites in .JP zone.

At the time of the last check (March 12, 2019) kaisei-group.co.jp has an expired wildcard SSL certificate (expired on August 08, 2019).

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust kaisei-group.co.jp is quite a safe domain.

Mobile-Friendly test indicates that kaisei-group.co.jp is well optimized for mobile and tablet devices, however website page loading time could be improved.


Global Rank
1,291,533
Average Load Time
0.64sec
Links In Count
65
Website Value
$5,840

Overview
Last Updated: 04/29/2024
Overall result - "kaisei-group.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: 01/29/2021
kaisei-group.co.jp is safe.

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

Google Safe Search
Last Updated: 03/03/2019
kaisei-group.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
Malware not found at "kaisei-group.co.jp".
"kaisei-group.co.jp" is not a phishing page.
"kaisei-group.co.jp" does not install unwanted software.
"kaisei-group.co.jp" does not contain harmfull applications.
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: 03/01/2021
kaisei-group.co.jp is safe.

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

Web of Trust
Last Updated: 01/11/2019
kaisei-group.co.jp child safety isvery good.

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

SSL Information
Domain *.kaisei-group.co.jp
Issuer DigiCert SHA2 Secure Server CA
Algorithm RSA-SHA256
Valid form 08/08/2018
Expiration 08/08/2019
SignedCertificate is not self signed
Additional Domains *.kaisei-group.co.jp
kaisei-group.co.jp
Server Location

Not Found

ASN Information

Last Update: 10/17/2020

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

% Information related to 'AS2497 - AS2528'

as-block: AS2497 - AS2528
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: 2017-06-12T03:54:29Z
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 'AS2514'

aut-num: AS2514
as-name: InfoSphere
descr: NTT PC Communications, Inc.
import:
export:
country: JP
admin-c: MH9282JP
tech-c: JP00027819
tech-c: NU3135JP
last-modified: 2009-01-23T23:36:33Z
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] KAISEI-GROUP.CO.JP
e. [そしきめい] かぶしきがいしゃせいがくしゃ
f. [組織名] 株式会社成学社
g. [Organization] Seigakusha Co.,Ltd.
k. [組織種別] 株式会社
l. [Organization Type] Company
m. [登録担当者] HK4995JP
n. [技術連絡担当者] HM3100JP
p. [ネームサーバ] ns1.do-reg.jp
p. [ネームサーバ] ns2.do-reg.jp
s. [署名鍵]
[状態] Connected (2021/06/30)
[登録年月日] 2000/06/30
[接続年月日] 2000/07/03
[最終更新] 2020/07/01 01:04:21 (JST)

DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL
Errors
Warnings

Last tested: 08/24/2015

Desktop
Desktop Speed
57%
Desktop Resource Breakdown
Total Resources135
Number of Hosts31
Static Resources84
JavaScript Resources25
CSS Resources4

Last tested: 08/24/2015

Mobile
Mobile Usability
100%
Mobile Speed
46%
Mobile Resource Breakdown
Total Resources143
Number of Hosts32
Static Resources92
JavaScript Resources28
CSS Resources5
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