Data as of Nov 15, 2026
210.57.253.0/24
No anonymizer space · no proxy exits in 30 daysSeocho Cable Systems Co., Ltd. · space held by kt HCN Co.,Ltd.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.57.248.0/21 since Sep 2006 | AS9569 | Residential | 3 | kt HCN Co.,Ltd. |
Network & registry
Origin network
AS9569
KR
- Name
- Seocho Cable Systems Co., Ltd.
- Type
- Internet provider
- Registered
- Jul 21, 1999
- Domain
- kthcn.co.kr
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2015
- Current origin since
- May 2020 · 6.5 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 210.
57. 224. 0/ 19 - 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
- Jun 13, 2006
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR