Data as of Nov 9, 2026
120.142.22.0/23
No anonymizer space · no proxy exits in 30 daysHCN Dongjak · space held by kt HCN Co.,Ltd.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 120.142.23.128/25 | AS9569 | Residential | kt HCN Co.,Ltd. |
Network & registry
Origin network
AS7562
KR
- Name
- HCN Dongjak
- Type
- Internet provider
- Registered
- May 13, 1997
- Domain
- hcn.co.kr
- Website
- www.hcn.co.kr
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2013
- Current origin since
- Nov 2019 · 7.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2019
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS10036 not the origin | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 120.
142. 22. 0/ 23 - Netname
- HCN-KR
- Registrant
- kt HCN Co.,Ltd.
- Registrant country
- KR
- Organization
- kt HCN Co.,Ltd.
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Apr 17, 2008
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR