Data as of Nov 4, 2026
192.50.154.0/24
No anonymizer space · no proxy exits in 30 daysAdvanced Software Technology and Management Research Institute of KYOTO · space held by imported inetnum object for JNIC
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 192.50.0.0/16 | 65,536 | JAPAN-INET-BLOCK1 | imported inetnum object for JNIC | ALLOCATED PORTABLE | — | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- imported inetnum object for JNIC
- Range
- 192.50.0.0/16
- Registration type
- ALLOCATED PORTABLE
Origin network
AS37914
JP
- Name
- Advanced Software Technology and Management Research Institute of KYOTO
- Type
- Education
- Registered
- Jan 30, 2006
- Domain
- ip-kyoto.ad.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 2
- Last change of origin
- Sep 2012
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7502 not the origin | NTTCOM | kysa-net | MAINT-AS7502 | Apr 1, 2008 |
| AS7502 not the origin | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| AS37914 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| AS37914 | JPIRR | ASTEM-NET | MAINT-AS37914 | Nov 4, 2025 |
Whois
Registration for this announcement
- Range
- 192.50.154.0/24
- Netname
- KYSA2-NET-CIDR-BLK-JP
- Registrant
- Advanced Software Technology & Management Research Institute of KYOTO
- Registrant country
- JP
- Organization
- Advanced Software Technology & Management Research Institute of KYOTO
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Apr 1, 2017
- RIR
- APNIC
- Country
- JP
- Delegated
- Feb 21, 1989
- Status
- assigned