Ssk21.co.jp 株式会社新社会システム総合研究所(SSK) | 法人向けビジネスセミナー
法人向けビジネスセミナー・研修・講演会を運営する株式会社新社会システム総合研究所(SSK)のウェブサイトです。
Server IP address resolved: No
Http response code: None
Last Checked: 02/03/2025
Ssk21.co.jp attracts 1,290 unique visitors daily, generating 1,290 pageviews. The estimated value of ssk21.co.jp is 12,498 USD. Each visitor views approximately 1.07 pages on average.
According to Majestic's traffic estimates, ssk21.co.jp ranks 27,123 globally.
Ssk21.co.jp server is located in Japan, so we cannot determine if the distance might affect the page load time.
See the list of other websites hosted by INFOSPHERE NTT PC Communications, Inc., JP.
Ssk21.co.jp is registered with the .JP top-level domain. Explore additional websites within the .JP zone.
A recent examination on (July 17, 2024), indicates that ssk21.co.jp has an expired SSL certificate issued by DigiCert Inc (expired on February 03, 2025). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by DigiCert Inc.
According to Google Safe Browsing, Google Safe Search and Symantec ssk21.co.jp appears to be a safe domain.
Based on Google's Mobile-Friendly test, ssk21.co.jp is optimized for mobile and tablet devices.
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 ConnectSafe evaluates ssk21.co.jp for any unsafe and insecure content. The results are critical for families with young children.
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.
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.
McAfee assesses ssk21.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 ssk21.co.jp for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the ssk21.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the ssk21.co.jp for safety features and confirms, whether ssk21.co.jp is suitable for children.
Domain | www.ssk21.co.jp |
Issuer Organization | DigiCert Inc |
Issuer | GeoTrust TLS RSA CA G1 |
Algorithm | RSA-SHA256 |
Valid form | 01/04/2024 |
Expiration | 02/03/2025 |
Signed | Certificate is not self signed |
Additional Domains |
www.ssk21.co.jp ssk21.co.jp |
ASN ID: 2514
ASN Title: INFOSPHERE NTT PC Communications, Inc., JP
Last Update: 11/09/2024
% [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)
[ 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] SSK21.CO.JP
e. [そしきめい] かぶしきかいしゃしんしゃかいしすてむそうごうけんきゅうしょ
f. [組織名] 株式会社新社会システム総合研究所
g. [Organization] Japan Research Institute for New Systems of Society
k. [組織種別] 株式会社
l. [Organization Type] CO domain
m. [登録担当者] HO8084JP
n. [技術連絡担当者] YO8830JP
p. [ネームサーバ] hodaka.ssk21.co.jp
p. [ネームサーバ] 2nd.dnsv.jp
s. [署名鍵]
[状態] Connected (2025/04/30)
[登録年月日] 1998/04/17
[接続年月日] 1998/04/20
[最終更新] 2024/05/01 01:03:28 (JST)
Host | A Record | TTL |
---|---|---|
ssk21.co.jp | 124.146.156.159 | 3600 |
Host | MX Record | Priority | TTL |
---|---|---|---|
ssk21.co.jp | alt4.aspmx.l.google.com | 10 | 3600 |
ssk21.co.jp | alt1.aspmx.l.google.com | 5 | 3600 |
ssk21.co.jp | alt3.aspmx.l.google.com | 10 | 3600 |
ssk21.co.jp | aspmx.l.google.com | 1 | 3600 |
ssk21.co.jp | alt2.aspmx.l.google.com | 5 | 3600 |
Host | NS Record | TTL |
---|---|---|
ssk21.co.jp | 2nd.dnsv.jp | 3600 |
ssk21.co.jp | hodaka.ssk21.co.jp | 3600 |
Host | TXT Record | TTL |
---|---|---|
ssk21.co.jp | google-site-verification=A-5QUwbs2bXsq_XrhYLBwycl-Z1NzP8hYDyTTmDyzI0 | 3600 |
ssk21.co.jp | v=spf1 +ip4:211.2.164.120 +ip4:163.44.21.72 +ip4:115.166.208.40/29 include:spf.tricorn.net include:_spf.google.com ~all | 3600 |
hodaka.ssk21.co.jp
TTL: 3600
Email address: hostmaster
Serial: 2023010427
Refresh: 900
Retry: 600
Expire: 86400
Minimum: 3600
Last tested: 12/01/2019
Total Resources | 72 |
Number of Hosts | 12 |
Static Resources | 16 |
JavaScript Resources | 10 |
CSS Resources | 5 |
Last tested: 07/12/2019
Total Resources | 73 |
Number of Hosts | 13 |
Static Resources | 18 |
JavaScript Resources | 10 |
CSS Resources | 6 |
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