Data as of Nov 11, 2026
211.2.176.0/21
No anonymizer space · no proxy exits in 30 daysTVT Tsuyama 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 |
|---|---|---|---|---|---|---|
| 211.0.0.0/13 | 524,288 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 211.
0. 0. 0/ 13 - Registration type
- ALLOCATED PORTABLE
Origin network
AS23632
JP
- Name
- TVT Tsuyama Co.,Ltd.
- Type
- Internet provider
- Registered
- Jan 31, 2003
- Domain
- tvt.ne.jp
- Website
- www.tvt.ne.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
- Mar 2024
- Current origin since
- Mar 2024 · 2.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.2.176.0/21 | AS23632 | /21 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23632 | JPIRR | TV TSUYAMA CO.,LTD. | MAINT-AS23632 | Jun 29, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 211.2.181.0/24 | AS23632 | JPIRR | TV TSUYAMA CO.,LTD. | MAINT-AS23632 | Jun 29, 2026 |
Whois
Registration for this announcement
- Range
- 211.
2. 176. 0/ 21 - Netname
- TVT-NET-CIDR-BLK-JP
- Registrant
- TVT Tsuyama Co.,Ltd.
- Registrant country
- JP
- Organization
- TVT Tsuyama Co.,Ltd.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Jun 17, 2026
- RIR
- APNIC
- Country
- JP
- Delegated
- Aug 27, 1999
- Status
- assigned
Report abuse
Abuse contact
- tech@
ml. tvt. ne. jp