Data as of Nov 3, 2026
210.121.209.0/24
No anonymizer space · no proxy exits in 30 daysJejuair · space held by Korea Telecom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.121.128.0/17 since May 2005 | AS4766 | Residential | 85 6 always on | Korea Telecom |
Network & registry
Origin network
AS152290
KR
- Name
- Jejuair
- Type
- Business
- Registered
- Dec 29, 2023
- Domain
- jejuair.net
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2025
- Current origin since
- Jun 2025 · 1.4 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS152290 | RADB | AS 152290 | MAINT-AS9318 | Jun 16, 2025 |
Whois
Registration for this announcement
- Range
- 210.121.128.0/17
- 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
- Nov 26, 1996
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR