Rikagaku.co.jp ダストレスチョーク・キットパスの日本理化学工業
チョーク製造元。「学校の定番品」ダストレスチョークが環境対応ホタテ貝殻配合で品質が向上しました。粉のでないキットパスも好評です。障がい者と共に歩む企業です
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Rikagaku.co.jp is registered under .JP top-level domain. Check other websites in .JP zone.
At the time of the last check (September 04, 2024) rikagaku.co.jp has an expired SSL certificate issued by Let's Encrypt (expired on October 18, 2024). Check other websites using SSL certificates issued by Let's Encrypt.
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Mobile-Friendly test indicates that rikagaku.co.jp is well optimized for mobile and tablet devices, however website page loading time could be improved.
Alexa Rank shows how popular rikagaku.co.jp is in comparison with other sites. The most popular site has Alexa Rank equals 1. If rikagaku.co.jp has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to rikagaku.co.jp and pageviews on rikagaku.co.jp over the past 3 months.
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.
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Domain | rikagaku.co.jp |
Issuer Organization | Let's Encrypt |
Issuer | R11 |
Algorithm | RSA-SHA256 |
Valid form | 07/20/2024 |
Expiration | 10/18/2024 |
Signed | Certificate is not self signed |
Additional Domains | rikagaku.co.jp |
Not Found
ASN ID: 131965
ASN Title: XSERVER Xserver Inc., JP
Last Update: 03/08/2024
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aut-num: AS131965
as-name: XSERVER
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import:
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admin-c: JP00193983
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last-modified: 2020-05-27T00:41:42Z
source: JPNIC
% This query was served by the APNIC Whois Service version 1.88.15-SNAPSHOT (WHOIS-US4)
[ 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] RIKAGAKU.CO.JP
e. [そしきめい] にほんりかがくこうぎょうかぶしきがいしゃ
f. [組織名] 日本理化学工業株式会社
g. [Organization] nihon rikagaku industrial co., ltd
k. [組織種別] 株式会社
l. [Organization Type] corporation limited
m. [登録担当者] YO3378JP
n. [技術連絡担当者] HY4200JP
p. [ネームサーバ] ns1.xserver.jp
p. [ネームサーバ] ns2.xserver.jp
p. [ネームサーバ] ns3.xserver.jp
p. [ネームサーバ] ns4.xserver.jp
p. [ネームサーバ] ns5.xserver.jp
s. [署名鍵]
[状態] Connected (2023/04/30)
[登録年月日] 2001/04/16
[接続年月日] 2001/04/16
[最終更新] 2022/05/01 01:06:10 (JST)
Host | A Record | TTL |
---|
Host | MX Record | Priority | TTL |
---|
Host | NS Record | TTL |
---|
Host | TXT Record | TTL |
---|
Last tested: 04/30/2017
Total Resources | 79 |
Number of Hosts | 10 |
Static Resources | 68 |
JavaScript Resources | 9 |
CSS Resources | 8 |
Last tested: 05/28/2018
Total Resources | 76 |
Number of Hosts | 10 |
Static Resources | 65 |
JavaScript Resources | 9 |
CSS Resources | 8 |
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