Data as of Nov 3, 2026
66.232.136.0/21
No anonymizer space · no proxy exits in 30 daysSejong Networks · space held by HDC/HW Enterprise, LLC
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 66.232.136.0/22 since Mar 2019 | AS9952 | Hosting | HDC/HW Enterprise, LLC | |
| 66.232.140.0/22 since May 2005 | AS9848 | Unknown | HDC/HW Enterprise, LLC | |
| 66.232.140.0/24 since Jan 2023 | AS9952 | Hosting | HDC/HW Enterprise, LLC | |
| 66.232.141.0/24 since Apr 2024 | AS9952 | Hosting | HDC/HW Enterprise, LLC | |
| 66.232.142.0/24 since Jan 2023 | AS9952 | Hosting | HDC/HW Enterprise, LLC | |
| 66.232.143.0/24 since Nov 2022 | AS9952 | Hosting | HDC/HW Enterprise, LLC |
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 |
|---|---|---|---|---|---|---|
| 66.232.128.0/19 | 8,192 | HOSTWAY-2BLK | HDC/HW Enterprise, LLC (WCP32) · US | Direct Allocation | Feb 19, 2002 | [email protected] |
| └ 66.232.136.0/21 | 2,048 | HW-66-232-136-22 | Hostway-KR (HOSTW-1) · KR | Reassigned | Oct 28, 2004 | [email protected] |
Network & registry
Registry
Holder
- Organization
- HDC/HW Enterprise, LLC
- Handle
- WCP32
- Range
- 66.232.128.0/19
- Registration type
- Direct Allocation
- Record created
- Feb 19, 2002
Origin network
AS9848
KR
- Name
- Sejong Networks
- Type
- Internet provider
- Registered
- Feb 4, 2000
- Domain
- sejongnetworks.com
- Website
- en.sejongnetworks.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 66.232.136.0/21
- Netname
- HW-66-232-136-22
- Registrant
- Hostway-KR
- Organization
- Hostway-KR (HOSTW-1)
- Org address
- 343-1 HostwayKoreaCorp., Kyunggido, 463-828
- Org country
- KR
- Type
- Reassigned
- Handle
- NET-66-232-136-0-1
- Parent
- NET-66-232-128-0-1
- Created
- Oct 28, 2004
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 19, 2002
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- abuse
- Phone
- +82-2-2016-6550
- Handle
- ABUSE412-ARIN