Data as of Nov 7, 2026
150.55.128.0/18
No anonymizer space · no proxy exits in 30 daysOkayama University of Science · space held by Japan Network Information Center
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 150.55.128.0/17 since Mar 2025 | AS18124 | Business | Japan Network Information Center | ||
| 150.55.0.0/16 since May 2005 | AS18124 | Business | 3 | Japan Network Information Center |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 150.55.128.0/21 since Sep 2018 | AS18124 | Business | Japan Network Information Center | |
| 150.55.128.0/22 since Aug 2018 | AS18124 | Business | Japan Network Information Center | |
| 150.55.132.0/22 since Aug 2018 | AS18124 | Business | Japan Network Information Center |
Network & registry
Origin network
AS18124
JP
- Name
- Okayama University of Science
- Type
- Education
- Registered
- Mar 21, 2002
- Domain
- ous.ac.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2018
- Current origin since
- Jun 2018 · 8.4 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS18124 | JPIRR | Okayama University of Science | MAINT-AS2907 | Apr 1, 2026 |
Whois
Registration for this announcement
- Range
- 150.
52. 0. 0/ 14 - Netname
- JAPAN150
- Registrant
- Japan Network Information Center
- Registrant country
- JP
- Organization
- Japan Network Information Center
- Org country
- JP
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 23, 2024
- Maintainer
- MAINT-JPNIC
- RIR
- APNIC
- Country
- JP
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
nic. ad. jp - Name
- IRT-JPNIC-JP
- Handle
- IRT-JPNIC-JP