Koubo.jp 公募/コンテスト/コンペ情報なら「Koubo」
公募、コンテスト、コンペ、募集情報を掲載。文芸、文学賞、アート、シンボルマーク、キャラクターデザイン、ロゴ、デザイン、イラスト、コピー、愛称、フォトコン、を年間2万件以上紹介する公募ガイド社運営のWebサイトです。
Server IP address resolved: Yes
Http response code: 200
Response time: 0.29 sec.
Last Checked: 02/03/2025
According to Majestic's traffic estimates, koubo.jp ranks 781,115 globally.
Koubo.jp server is located in United States, so we cannot determine if the distance might affect the page load time.
See the list of other websites hosted by AMAZON-02 - Amazon.com, Inc., US.
Koubo.jp is registered with the .JP top-level domain. Explore additional websites within the .JP zone.
A recent examination on (April 22, 2023), indicates that koubo.jp has an expired SSL certificate issued by Let's Encrypt (expired on June 09, 2023). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.
According to Symantec koubo.jp appears to be a safe domain.
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 koubo.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 koubo.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 koubo.jp for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the koubo.jp. This reputation system receives ratings from users and information from third-party sources, assesses the koubo.jp for safety features and confirms, whether koubo.jp is suitable for children.
| Domain | koubo.jp |
| Issuer Organization | Let's Encrypt |
| Issuer | R3 |
| Algorithm | RSA-SHA256 |
| Valid form | 03/11/2023 |
| Expiration | 06/09/2023 |
| Signed | Certificate is not self signed |
| Additional Domains |
koubo.jp |
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US
Last Update: 11/09/2024
#
# 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.
#
[ 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]
[Domain Name] KOUBO.JP
[登録者名] Koubo Guide sha Co.,Ltd.
[Registrant] Koubo Guide sha Co.,Ltd.
[Name Server] ns-1901.awsdns-45.co.uk
[Name Server] ns-321.awsdns-40.com
[Name Server] ns-1297.awsdns-34.org
[Name Server] ns-836.awsdns-40.net
[Signing Key]
[登録年月日] 2001/03/26
[有効期限] 2024/03/31
[状態] Active
[最終更新] 2023/04/01 01:05:09 (JST)
Contact Information: [公開連絡窓口]
[名前] Ren Ueda
[Name] Ren Ueda
[Email] ren.ueda@koubo.co.jp
[Web Page]
[郵便番号] 1050011
[住所] 1-8-21 Shibakouen, Shibakouen Ridge Building 5F
Minato-ku, Tokyo
[Postal Address] 1-8-21 Shibakouen, Shibakouen Ridge Building 5F
Minato-ku, Tokyo
[電話番号] +81.0354052170
[FAX番号]
| Host | A Record | TTL |
|---|---|---|
| koubo.jp | 76.76.21.21 | 300 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| koubo.jp | inbound-smtp.us-east-1.amazonaws.com | 10 | 600 |
| Host | NS Record | TTL |
|---|---|---|
| koubo.jp | ns-1297.awsdns-34.org | 172800 |
| koubo.jp | ns-1901.awsdns-45.co.uk | 172800 |
| koubo.jp | ns-321.awsdns-40.com | 172800 |
| koubo.jp | ns-836.awsdns-40.net | 172800 |
| Host | TXT Record | TTL |
|---|---|---|
| koubo.jp | google-site-verification=1qW42pQLV5sbORXx_rVspJoVbK5aUG0nhQytq9bNkf0 | 300 |
| koubo.jp | google-site-verification=Hi5_rXymWBMwZDvqyeAqAqZjAnDMrVYKVqyzLcWWIwI | 300 |
ns-1297.awsdns-34.org
TTL: 900
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 86400
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