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Zen.ac.jp Overview
Zen.ac.jp belongs to AMAZON-02 - Amazon.com, Inc., US. Check the list of other websites hosted by AMAZON-02 - Amazon.com, Inc., US.
In terms of rank-to-traffic ratio, zen.ac.jp has 2,616 unique users per day, viewing 5,232 pages. The rank based value of zen.ac.jp is 3,892 USD. Every user makes 2.16 pageviews on average.
Zen.ac.jp boasts a link base consisting of 250 referring domains and 302 external backlinks, as revealed by the data obtained from web network scanning.
Zen.ac.jp top-level domain belongs to .JP domain zone. Check other webpages in .JP zone.
According the last verification test in October 22, 2026, zen.ac.jp has a valid and up-to-date SSL certificate issued by Amazon , certificate expiration date: March 28, 2027. Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Amazon.
Zen.ac.jp Website Safety
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 zen.ac.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.
McAfee assesses zen.ac.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 zen.ac.jp for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the zen.ac.jp. This reputation system receives ratings from users and information from third-party sources, assesses the zen.ac.jp for safety features and confirms, whether zen.ac.jp is suitable for children.
| Domain | zen.ac.jp |
| Issuer Organization | Amazon |
| Issuer | Amazon RSA 2048 M01 |
| Algorithm | RSA-SHA256 |
| Valid form | 09/12/2026 |
| Expiration | 03/28/2027 |
| Signed | Certificate is not self signed |
| Additional Domains |
zen.ac.jp *.zen.ac.jp |
Zen.ac.jp Rank History
Alexa Rank shows how popular zen.ac.jp is in comparison with other sites. The most popular site has Alexa Rank equals 1. If zen.ac.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 zen.ac.jp and pageviews on zen.ac.jp over the past 3 months.
Zen.ac.jp Hosting Information
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., USLast Update: 10/22/2026
#
# 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: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509
OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-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.
#
Zen.ac.jp Domain Registration and Settings
[ 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] ZEN.AC.JP
e. [そしきめい] がっこうほうじんにほんざいだんどわんごがくえん
f. [組織名] 学校法人日本財団ドワンゴ学園
g. [Organization] Educational Institute of The Nippon Foundation and DWANGO
k. [組織種別] 学校法人
l. [Organization Type] Incorporated Educational Institution
m. [登録担当者] ID5081JP
n. [技術連絡担当者] ID5043JP
p. [ネームサーバ] ns-562.awsdns-06.net
p. [ネームサーバ] ns-1949.awsdns-51.co.uk
p. [ネームサーバ] ns-8.awsdns-01.com
p. [ネームサーバ] ns-1424.awsdns-50.org
s. [署名鍵]
[状態] Connected (2027/06/30)
[ロック状態] AgentChangeLocked
[登録年月日] 2024/06/01
[接続年月日] 2024/06/06
[最終更新] 2026/07/01 01:08:37 (JST)
| Host | A Record | TTL |
|---|---|---|
| zen.ac.jp | 65.8.54.107 | 60 |
| zen.ac.jp | 65.8.54.45 | 60 |
| zen.ac.jp | 65.8.54.17 | 60 |
| zen.ac.jp | 65.8.54.75 | 60 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| zen.ac.jp | smtp.google.com | 1 | 300 |
| Host | NS Record | TTL |
|---|---|---|
| zen.ac.jp | ns-1424.awsdns-50.org | 172800 |
| zen.ac.jp | ns-1949.awsdns-51.co.uk | 172800 |
| zen.ac.jp | ns-562.awsdns-06.net | 172800 |
| zen.ac.jp | ns-8.awsdns-01.com | 172800 |
| Host | TXT Record | TTL |
|---|---|---|
| zen.ac.jp | ZOOM_verify_J8H8SE7MxlTpoXqh6dl5Sj | 300 |
| zen.ac.jp | adobe-idp-site-verification=b13ef9eff886b3b9c5cb9063ef29948b4c2c02f9ca91030a23abb6ccc1970286 | 300 |
| zen.ac.jp | google-site-verification=RsInCYKzl0qgJr09w-FGU7C2iTyzMybvotgFlQdHLT8 | 300 |
| zen.ac.jp | google-site-verification=jMmx-hnagPDUjMFd8AZArQlaMx0hc98d9670r4uE6nU | 300 |
| zen.ac.jp | v=spf1 +ip4:61.209.225.200 include:spf.haihaimail.jp include:_spf.prtimes.jp include:_spf.google.com include:_spf.salesforce.com include:crmstyle.com ~all | 300 |
ns-562.awsdns-06.net
TTL: 900
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 86400
Zen.ac.jp HTML Check
not found
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