Data as of Nov 3, 2026
121.124.111.0/24
No anonymizer space · no proxy exits in 30 daysSongdo Chadwick international School · space held by SK Broadband Co Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 121.124.0.0/16 since Aug 2006 | AS9318 | Residential | 216 20 always on | SK Broadband Co Ltd | |
| 121.124.0.0/15 since Dec 2016 | AS9318 | Residential | 466 43 always on | SK Broadband Co Ltd |
Network & registry
Origin network
AS10188
KR
- Name
- Songdo Chadwick international School
- Type
- Education
- Registered
- Sep 1, 2000
- Domain
- chadwickschool.org
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2018
- Current origin since
- Jul 2018 · 8.3 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS10188 | RADB | AS10188 | MAINT-AS9318 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 121.124.0.0/15
- Netname
- broadNnet-KR
- Registrant
- SK Broadband Co Ltd
- Registrant country
- KR
- Organization
- SK Broadband Co Ltd
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Aug 2, 2006
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR