Data as of Nov 9, 2026
202.175.144.0/20
No anonymizer space · no proxy exits in 30 daysResearch Organization of Information and Systems, National Institute of Informatics · space held by The University of Tokyo
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
- May 2005
- Current origin since
- Apr 2014 · 13 yr
- Origin networks
- 2
- Last change of origin
- Apr 2014
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 202.
175. 144. 0/ 20 - Netname
- HGC1
- Registrant
- The University of Tokyo
- Registrant country
- JP
- Organization
- The University of Tokyo
- Org country
- JP
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 25, 2014
- Maintainer
- MAINT-JPNIC
- RIR
- APNIC
- Country
- JP
- Delegated
- Nov 18, 2003
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
nic. ad. jp - Name
- IRT-JPNIC-JP
- Handle
- IRT-JPNIC-JP