Data as of Nov 6, 2026
203.112.64.0/21
No anonymizer space · no proxy exits in 30 daysResearch Organization of Information and Systems, National Institute of Informatics · space held by Chikushi Jogakuen University
Network & registry
Origin network
AS2907
JP
- Name
- Research Organization of Information and Systems, National Institute of Informatics
- Type
- Education
- Registered
- Aug 1, 2002
- Domain
- sinet.ad.jp
- Website
- www.sinet.ad.jp/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2006
- Current origin since
- Feb 2018 · 8.7 yr
- Origin networks
- 2
- Last change of origin
- Feb 2018
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 203.
112. 64. 0/ 21 - Netname
- CKADMIN
- Registrant
- Chikushi Jogakuen University
- Registrant country
- JP
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 20, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 17, 2006
- Status
- assigned
Report abuse
Abuse contact
- admin_
tech@ chikushi-u. ac. jp - Name
- ABUSE CKADMINJP
- Handle
- AC2164-AP