Data as of Nov 4, 2026
203.251.216.0/23
No anonymizer space · no proxy exits in 30 daysShinbiro · space held by Sejong Networks
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.251.192.0/19 since May 2005 | AS4670 | Residential | Sejong Networks | ||
| 203.251.192.0/18 since May 2005 | AS4670 | Residential | 1 | Sejong Networks |
Network & registry
Origin network
AS4664
KR
- Name
- Shinbiro
- Registered
- Dec 26, 1995
- Domain
- shinbiro.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2018
- Current origin since
- Feb 2018 · 8.7 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4664 | RADB | SejongTelecom.co.ltd | MAINT-AS4670 | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 203.251.216.0/24 | AS9848 | RADB | SejongTelecom.co.ltd | MAINT-AS4670 | Jul 19, 2026 |
Whois
Registration for this announcement
- Range
- 203.251.192.0/18
- Netname
- SEJONG-KR
- Registrant
- Sejong Networks
- Registrant country
- KR
- Organization
- Sejong Networks
- 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