Data as of Nov 4, 2026
133.184.144.0/21
No anonymizer space · no proxy exits in 30 daysPanasonic Information Systems Co., Ltd · space held by Japan Network Information Center
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Jul 2026
its first announcement on record
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 |
|---|---|---|---|---|---|---|
| 133.0.0.0/8 | 16,777,216 | JPNIC-NET-JP-ERX | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 133.
0. 0. 0/ 8 - Registration type
- ALLOCATED PORTABLE
Origin network
AS18071
JP
- Name
- Panasonic Information Systems Co., Ltd
- Type
- Business
- Registered
- Dec 27, 2001
- Domain
- panasonic.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2026
- Current origin since
- Jul 2026 · 3 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 133.
184. 140. 0 - 133. 184. 151. 255 - Netname
- PANA-NET-CIDR-BLK-JP
- Registrant
- Panasonic Information Systems Co., Ltd
- Registrant country
- JP
- Organization
- Panasonic Information Systems Co., Ltd
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Aug 12, 2026
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 1, 1997
- Status
- assigned