Data as of Nov 6, 2026
59.153.140.0/22
No anonymizer space · no proxy exits in 30 daysKDDI Corporation · space held by Y's Island LLC.
Announcement
this exact prefix
No RPKI
Announced by
Type
Unknown
Risk
40 / 100 · Medium
Leased space
Recent change
New origin May 2026
from AS2516 KDDI Corporation
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 |
|---|---|---|---|---|---|---|
| 59.153.140.0/22 | 1,024 | YSISLANDLLC-JP | Y's Island LLC. (ORG-YIL1-AP) · JP | ALLOCATED PORTABLE | — | info@ |
| └ 59.153.140.0/24 | 256 | YSISLANDLLC-JP | Y's Island LLC. | ALLOCATED NON-PORTABLE | — | info@ |
| └ 59.153.141.0/24 | 256 | YSISLANDLLC-JP | Y's Island LLC. | ALLOCATED NON-PORTABLE | — | info@ |
| └ 59.153.142.0/24 | 256 | YSISLANDLLC-JP | Y's Island LLC. | ALLOCATED NON-PORTABLE | — | info@ |
| └ 59.153.143.0/24 | 256 | YSISLANDLLC-JP | Y's Island LLC. | ALLOCATED NON-PORTABLE | — | info@ |
Network & registry
Origin network
AS2516
JP
- Name
- KDDI Corporation
- Type
- Internet provider
- Registered
- Apr 5, 2002
- Domain
- kddi.com
- Website
- www.kddi.com/english/index.html
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2015
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 2
- Last change of origin
- Feb 2017
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 59.
153. 140. 0/ 22 - Netname
- YSISLANDLLC-JP
- Registrant
- Y's Island LLC.
- Registrant country
- JP
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 10, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- JP
- Delegated
- Oct 21, 2015
- Status
- assigned
Report abuse
Abuse contact
- info@
ys-island. net - Name
- ABUSE YSISLANDLLCJP
- Handle
- AY523-AP