Data as of Nov 3, 2026
203.254.100.0/22
No anonymizer space · no proxy exits in 30 daysKorea Telecom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 203.254.96.0/19 since Sep 2012 | AS4766 | Residential | 15 |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.254.100.0/23 since Sep 2021 | AS4766 | Residential | Korea Telecom | |
| 203.254.102.0/23 since Sep 2021 | AS4766 | Residential | Korea Telecom |
Network & registry
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
- 1
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2005
- Current origin since
- Jul 2013 · 13 yr
- Origin networks
- 2
- Last change of origin
- Jul 2013
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 203.254.96.0/20
- Netname
- KORNET-KR
- Registrant
- Korea Telecom
- Registrant country
- KR
- Organization
- Korea Telecom
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Sep 29, 1996
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR