Data as of Nov 10, 2026
133.226.144.0/20
No anonymizer space · no proxy exits in 30 daysSendai Catv CO.,LTD. · 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 |
|---|---|---|---|---|---|---|
| 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
AS24279
JP
- Name
- Sendai Catv CO.,LTD.
- Type
- Internet provider
- Registered
- Oct 19, 2004
- Domain
- cat-v.jp
- Website
- www.cat-v.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
- Dec 2024
- Current origin since
- Dec 2024 · 1.9 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 133.
226. 144. 0/ 20 - Netname
- CAT-V-NET08
- Registrant
- Sendai Catv CO.,LTD.
- Registrant country
- JP
- Organization
- Sendai Catv CO.,LTD.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Feb 18, 2022
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 1, 1997
- Status
- assigned