Data as of Nov 12, 2026
162.4.237.0/24
No anonymizer space · no proxy exits in 30 daysNcse Network Ltd · space held by Lazco Corporation
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Oct 1, 2026
from AS131651 Lazco Corporation
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 162.4.236.0/23 since May 2026 | AS131630 | Hosting | Lazco Corporation |
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 |
|---|---|---|---|---|---|---|
| 162.4.236.0/23 | 512 | DOWTEK-NET | Lazco Corporation | ALLOCATED PORTABLE | — | haco. |
| └ 162.4.237.0/24 | 256 | DOWTEK-NET | NCSE Network | ALLOCATED NON-PORTABLE | — | haco. |
Network & registry
IPv4 market
Holder
- Organization
- Lazco Corporation
- Range
- 162.
4. 236. 0/ 23 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- NCSE Network
- Reallocated range
- 162.
4. 237. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2026
- Current origin since
- Oct 1, 2026 · 1 mo
- Origin networks
- 3
- Last change of origin
- Oct 1, 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 162.4.237.0/24 | AS204844 | /24 | APNIC | RPKI valid |
| 162.4.237.0/24 | AS216432 | /24 | APNIC | Another network |
| 162.4.236.0/23 | AS131630 | /23 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 162.
4. 237. 0/ 24 - Netname
- DOWTEK-NET
- Registrant
- NCSE Network
- Registrant country
- TW
- Organization
- NCSE Network
- Org country
- TW
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 30, 2026
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Jun 11, 2026
- Status
- assigned
Report abuse
Abuse contact
- haco.
tw@ gmail. com - Name
- IRT-DOWTEK-TW
- Handle
- IRT-DOWTEK-TW