Data as of Nov 12, 2026
103.20.158.0/24
No anonymizer space · no proxy exits in 30 daysGateway Inc · space held by Earthstar Solution Co., Ltd.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
95 / 100 · Critical
Spamhaus DROP
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 |
|---|---|---|---|---|---|---|
| 103.20.156.0/22 | 1,024 | ESCL-KH | Earthstar Solution Co., Ltd. (ORG-ESCL2-AP) · KH | ALLOCATED PORTABLE | — | info@ |
| └ 103.20.158.0/23 | 512 | TOPFORMATINC-JP | unknown | ASSIGNED NON-PORTABLE | — | abuse@ |
Network & registry
Registry
Holder
- Organization
- Earthstar Solution Co., Ltd.
- Handle
- ORG-ESCL2-AP
- Range
- 103.
20. 156. 0/ 22 - Registration type
- ALLOCATED PORTABLE
Origin network
AS132827
JP
- Name
- Gateway Inc
- Type
- Hosting
- Registered
- May 13, 2013
- Domain
- gateway.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2025
- Current origin since
- Sep 2025 · 1.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.20.158.0/24 | AS132827 | /24 | APNIC | RPKI valid |
| 103.20.156.0/22 | AS2519 | /22 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS132827 | APNIC | Earthstar Solution Co., Ltd. | MAINT-ESCL-KH | Sep 11, 2025 |
Whois
Registration for this announcement
- Range
- 103.
20. 158. 0/ 23 - Netname
- TOPFORMATINC-JP
- Registrant country
- JP
- Organization
- Not stated by the registry
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 11, 2025
- Maintainer
- MAINT-ESCL-KH
- RIR
- APNIC
- Country
- KH
- Delegated
- Sep 18, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
top-format. biz - Name
- Yoshio Sakai
- Handle
- YS1724-AP