Data as of Nov 10, 2026
210.156.0.0/22
No anonymizer space · no proxy exits in 30 daysCyber Kansai Project · 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 |
|---|---|---|---|---|---|---|
| 210.144.0.0/12 | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 210.
144. 0. 0/ 12 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4718
JP
- Name
- Cyber Kansai Project
- Type
- Business
- Registered
- Aug 30, 1995
- Domain
- ckp.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4718 | JPIRR | CKP-NET IPv4 Address-block No.1 | MAINT-AS4718 | Oct 21, 2025 |
Whois
Registration for this announcement
- Range
- 210.
156. 0. 0/ 22 - Netname
- CKP-CIDR-BLK-JP
- Registrant
- Cyber Kansai Project
- Registrant country
- JP
- Organization
- Cyber Kansai Project
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Mar 23, 2022
- RIR
- APNIC
- Country
- JP
- Delegated
- Dec 30, 1996
- Status
- assigned
Report abuse
Abuse contact
- info@
ckp. jp