Data as of Nov 12, 2026
103.97.237.0/24
No anonymizer space · no proxy exits in 30 daysOPTAGE Inc. · space held by Reange Co. Ltd.
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 |
|---|---|---|---|---|---|---|
| 103.97.236.0/22 | 1,024 | REANGE-JP | Reange Co. Ltd. (ORG-RCL6-AP) · JP | ALLOCATED PORTABLE | — | info@ |
| └ 103.97.237.0/24 | 256 | REANGE-JP | Reange Co. Ltd. | ASSIGNED NON-PORTABLE | — | info@ |
Network & registry
Announced by
Covering announcement 103.97.236.0/22
- Prefix
- 103.97.236.0/22
- Announced by
- AS17511 OPTAGE Inc.
- Type
- Residential
- RPKI
- No RPKI
- Netname
- REANGE-JP
- Registrant
- Reange Co. Ltd.
- RIR
- APNIC
Origin network
AS17511
JP
- Name
- OPTAGE Inc.
- Type
- Internet provider
- Registered
- Dec 12, 2000
- Domain
- optage.co.jp
- Website
- optage.co.jp/en/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 103.97.236.0/22
103.97.236.0/22
Routing history
- Pattern
- Stable
- First seen
- Aug 2017
- Current origin since
- Jun 2018 · 8.4 yr
- Origin networks
- 2
- Last change of origin
- Jun 2018
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 103.97.236.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS17511 | RADB | Owned by I-SEED | MAINT-AS17511 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 103.
97. 236. 0/ 22 - Netname
- REANGE-JP
- Registrant
- Reange Co. Ltd.
- Registrant country
- JP
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 14, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- JP
- Delegated
- Jul 26, 2017
- Status
- assigned
Report abuse
Abuse contact
- info@
reange-inc. com - Name
- ABUSE REANGEJP
- Handle
- AR1145-AP