Data as of Nov 4, 2026
202.236.90.0/24
No anonymizer space · no proxy exits in 30 daysUniversity of Nagasaki · space held by Japan Network Information Center
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 |
|---|---|---|---|---|---|---|
| 202.236.0.0/14 | 262,144 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 202.236.0.0/14
- Registration type
- ALLOCATED PORTABLE
Origin network
AS146979
JP
- Name
- University of Nagasaki
- Type
- Education
- Registered
- Aug 25, 2021
- Domain
- sun.ac.jp
- Website
- sun.ac.jp/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2022
- Current origin since
- Nov 2022 · 3.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 202.236.88.0/21 | AS146979 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS146979 | JPIRR | University of Nagasaki | MAINT-AS146979 | Feb 1, 2026 |
Whois
Registration for this announcement
- Range
- 202.236.88.0/21
- Netname
- SUNDAICHI-CIDR-BLK-JP
- Registrant
- University of Nagasaki
- Registrant country
- JP
- Organization
- University of Nagasaki
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Sep 2, 2022
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 29, 1995
- Status
- assigned
Report abuse
Abuse contact
- [email protected]