Data as of Nov 9, 2026
120.143.107.0/24
No anonymizer space · no proxy exits in 30 daysARTERIA Networks Corporation · space held by WorkUP Inc.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 120.143.96.0/19 | 8,192 | WORKUP-JP | WorkUP Inc. (ORG-GNCL1-AP) · JP | ALLOCATED PORTABLE | — | abuse@ |
| └ 120.143.107.0/24 | 256 | GRNT-128IP-24 | GreenNet Co.,Ltd. | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Announced by
Covering announcement 120.143.96.0/19
- Prefix
- 120.143.96.0/19
- Announced by
- AS2519 ARTERIA Networks Corporation
- Type
- Residential
- RPKI
- No RPKI
- Netname
- WORKUP-JP
- Registrant
- WorkUP Inc.
- RIR
- APNIC
Origin network
AS2519
JP
- Name
- ARTERIA Networks Corporation
- Type
- Internet provider
- Registered
- Apr 5, 2002
- Domain
- arteria-net.com
- Website
- www.arteria-net.com/en/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 120.143.96.0/19
120.143.96.0/19
Routing history
- Pattern
- Stable
- First seen
- Feb 2011
- Current origin since
- Mar 2014 · 13 yr
- Origin networks
- 2
- Last change of origin
- Mar 2014
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 120.
143. 96. 0/ 19 - Netname
- WORKUP-JP
- Registrant
- WorkUP Inc.
- Registrant country
- JP
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 28, 2026
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- JP
- Delegated
- Feb 10, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
grnt. ne. jp - Name
- ABUSE WORKUPJP
- Handle
- AW1302-AP