Data as of Nov 15, 2026
103.6.17.0/24
No anonymizer space · no proxy exits in 30 daysNisiowari Catv Corporation · space held by Nishiowari Catv Corporation
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 103.6.16.0/22 | 1,024 | CLOVERNET | Nishiowari Catv Corporation | ALLOCATED PORTABLE | — | katumura@ |
| └ 103.6.17.0/24 | 256 | TIBANNENET-103-6-17 | Tibanne Co., Ltd. | ASSIGNED NON-PORTABLE | — | abuse@ |
Network & registry
Announced by
Covering announcement 103.6.16.0/22
- Prefix
- 103.6.16.0/22
- Announced by
- AS23831 Nisiowari Catv Corporation
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- CLOVERNET-CIDR-BLK-JP
- Registrant
- Nishiowari Catv Corporation
- RIR
- APNIC
Origin network
AS23831
JP
- Name
- Nisiowari Catv Corporation
- Type
- Internet provider
- Registered
- Jun 16, 2003
- Domain
- clovertv.jp
- Website
- www.clovertv.jp/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 103.6.16.0/22
103.6.16.0/22
Routing history
- Pattern
- Stable
- First seen
- Jan 2016
- Current origin since
- Oct 2021 · 5.1 yr
- Origin networks
- 2
- Last change of origin
- Oct 2021
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.6.16.0/22 | AS23831 | /32 | APNIC | RPKI valid |
IRR
Route objects on 103.6.16.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23831 | JPIRR | NISHIOWARI CATV CORPORATION | MAINT-AS23831 | Aug 24, 2026 |
Whois
Registration for this announcement
- Range
- 103.
6. 16. 0/ 22 - Netname
- CLOVERNET-CIDR-BLK-JP
- Registrant
- Nishiowari Catv Corporation
- Registrant country
- JP
- Organization
- Nishiowari Catv Corporation
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Jan 5, 2016
- RIR
- APNIC
- Country
- JP
- Delegated
- Feb 15, 2012
- Status
- assigned
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