Data as of Nov 3, 2026
42.149.128.0/17
No anonymizer space · no proxy exits in 30 daysJCOM Co., Ltd.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Sep 28, 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 42.144.0.0/13 since Apr 2011 | AS9824 | Residential | 2,232 257 always on | JCOM Co., Ltd. |
Network & registry
Origin network
AS9824
JP
- Name
- JCOM Co., Ltd.
- Type
- Internet provider
- Registered
- Jan 12, 2000
- Domain
- jcom.co.jp
- Website
- www.jcom.co.jp/english/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 28, 2026
- Current origin since
- Sep 28, 2026 · 1 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 42.144.0.0/13 | AS9824 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 42.144.0.0/13
- Netname
- JTCL-JP
- Registrant
- JCOM Co., Ltd.
- Registrant country
- JP
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 18, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- JP
- Delegated
- Feb 11, 2011
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE JTCLJP
- Handle
- AJ428-AP