Data as of Nov 8, 2026
203.249.96.0/20
No anonymizer space · no proxy exits in 30 daysThe University of Seoul · space held by Korean Education Network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 203.249.0.0/17 since May 2005 | AS4766 | Residential | 53 4 always on |
Network & registry
Origin network
AS9978
KR
- Name
- The University of Seoul
- Type
- Education
- Registered
- Apr 14, 2000
- Domain
- uos.ac.kr
- Industry
- Media, Publishing, and Broadcasting
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 203.249.96.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.97.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.98.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.99.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.100.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.101.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.102.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.103.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.104.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.105.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.106.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.107.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.108.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.109.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.110.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
| 203.249.111.0/24 | AS9978 | RADB | AS 9978 | MAINT-AS9318 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 203.
249. 96. 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
- Sep 29, 1996
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR