Data as of Nov 6, 2026
61.121.200.0/24
No anonymizer space · no proxy exits in 30 daysIDC Frontier Inc. · 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 |
|---|---|---|---|---|---|---|
| 61.112.0.0/12 | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 61.
112. 0. 0/ 12 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4694
JP
- Name
- IDC Frontier Inc.
- Type
- Hosting
- Registered
- Aug 30, 1995
- Domain
- idcf.jp
- Website
- www.idcf.jp/english/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2017
- Current origin since
- May 2017 · 9.5 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 61.
121. 200. 0/ 24 - Netname
- ARE-Works-CIDR-BLK-JP
- Registrant
- Rworks,Inc.
- Registrant country
- JP
- Organization
- Rworks,Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Jun 14, 2024
- RIR
- APNIC
- Country
- JP
- Delegated
- Sep 29, 2000
- Status
- assigned
Report abuse
Abuse contact
- ns-env@
rworks. jp