Data as of Nov 3, 2026
157.63.0.0/16
No anonymizer space · no proxy exits in 30 daysResearch Organization of Information and Systems, National Institute of Informatics · space held by Teikyo University of Science
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
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2907 | JPIRR | Teikyo University of Science & Technology | MAINT-AS2907 | Mar 2, 2026 |
Whois
Registration for this announcement
- Range
- 157.63.0.0/16
- Netname
- TUST-NET
- Registrant
- Teikyo University of Science
- Registrant country
- JP
- Organization
- Teikyo University of Science
- Org country
- JP
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 19, 2013
- Maintainer
- MAINT-JPNIC
- RIR
- APNIC
- Country
- JP
- Delegated
- Feb 10, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IRT-JPNIC-JP
- Handle
- IRT-JPNIC-JP