Data as of Nov 12, 2026
121.126.158.0/23
No anonymizer space · no proxy exits in 30 daysKorea Telecom · space held by HAIonNet
Network & registry
Announced by
Covering announcement 121.126.128.0/17
- Prefix
- 121.126.128.0/17
- Announced by
- AS4766 Korea Telecom
- Type
- Residential
- Proxy exits
- 25
- RPKI
- No RPKI
- Netname
- HAIONNET-KR
- Registrant
- HAIonNet
- RIR
- APNIC
Origin network
AS4766
KR
- Name
- Korea Telecom
- Type
- Internet provider
- Registered
- Apr 22, 1996
- Domain
- kt.com
- Website
- www.kt.com/eng/main.jsp
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 2
Routing timeline
Who has announced 121.126.128.0/17
121.126.128.0/17
Routing history
- Pattern
- Stable
- First seen
- Oct 2022
- Current origin since
- Oct 2022 · 4.1 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 121.
126. 0. 0/ 16 - Netname
- HAIONNET-KR
- Registrant
- HAIonNet
- Registrant country
- KR
- Organization
- HAIonNet
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Jul 6, 2006
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR