Data as of Nov 10, 2026
103.7.239.0/24
No anonymizer space · no proxy exits in 30 daysIp Core Corporation · space held by OnairNet Inc.
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 |
|---|---|---|---|---|---|---|
| 103.7.236.0/22 | 1,024 | ONAIR-NET | OnairNet Inc. | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Registry
Holder
- Organization
- OnairNet Inc.
- Range
- 103.
7. 236. 0/ 22 - Registration type
- ALLOCATED PORTABLE
Origin network
AS38638
JP
- Name
- Ip Core Corporation
- Registered
- Aug 20, 2007
- Domain
- ipcoremail.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2016
- Current origin since
- May 2017 · 9.5 yr
- Origin networks
- 2
- Last change of origin
- Aug 2019
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS38638 | JPIRR | Ip Core Corporation | MAINT-AS38638 | Apr 2, 2026 |
Whois
Registration for this announcement
- Range
- 103.
7. 239. 0/ 24 - Netname
- IPCORE-NET
- Registrant
- Ip Core Corporation
- Registrant country
- JP
- Organization
- Ip Core Corporation
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Apr 7, 2012
- RIR
- APNIC
- Country
- JP
- Delegated
- Apr 4, 2012
- Status
- assigned