Data as of Nov 6, 2026
203.183.192.0/18
No anonymizer space · no proxy exits in 30 daysIDC Frontier Inc. · space held by Japan Network Information Center
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.183.0.0/16 since Oct 2005 | AS4694 | Hosting | 2 | Japan Network Information Center |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.183.200.0/21 since Oct 2023 | AS4694 | Hosting | Japan Network Information Center | |
| 203.183.216.0/22 since Oct 2023 | AS4694 | Hosting | Japan Network Information Center | |
| 203.183.228.0/22 since Oct 2023 | AS4694 | Hosting | Japan Network Information Center | |
| 203.183.240.0/20 since Oct 2023 | AS4694 | Hosting | Japan Network Information Center |
Network & registry
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2025
- Current origin since
- Jul 2025 · 1.3 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 203.
178. 0. 0 - 203. 183. 255. 255 - Netname
- JPNIC-NET-JP
- Registrant
- Japan Network Information Center
- Registrant country
- JP
- Organization
- Japan Network Information Center
- Org country
- JP
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 4, 2008
- Maintainer
- MAINT-JPNIC
- RIR
- APNIC
- Country
- JP
- Delegated
- Apr 11, 1996
- Status
- assigned