Data as of Nov 12, 2026
203.234.78.0/24
No anonymizer space · no proxy exits in 30 daysHanseo University · space held by Korean Education Network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 203.234.0.0/16 since May 2005 | AS4766 | Residential | 173 6 always on |
Network & registry
Announced by
Covering announcement 203.234.72.0/21
- Prefix
- 203.234.72.0/21
- Announced by
- AS18035 Hanseo University
- Type
- Business
- Proxy exits
- 9
- RPKI
- No RPKI
- Netname
- KREN-KR
- Registrant
- Korean Education Network
- RIR
- APNIC
Origin network
AS18035
KR
- Name
- Hanseo University
- Type
- Education
- Registered
- Dec 9, 2002
- Domain
- hanseo.ac.kr
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
203.234.72.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on 203.234.72.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS18035 | RADB | HANSEO University | MAINT-AS4766 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 203.
234. 64. 0/ 19 - Netname
- KREN-KR
- Registrant
- Korean Education Network
- Registrant country
- KR
- Organization
- Korean Education Network
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Dec 14, 1995
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR