Data as of Nov 13, 2026
203.253.231.0/24
No anonymizer space · no proxy exits in 30 daysKISTI
Network & registry
Announced by
Covering announcement 203.253.230.0/23
- Prefix
- 203.253.230.0/23
- Announced by
- AS1237 KISTI
- Type
- Business
- RPKI
- RPKI valid
- Netname
- KREONet-KR
- Registrant
- KISTI
- RIR
- APNIC
Origin network
AS1237
KR
- Name
- KISTI
- Type
- Education
- Registered
- Aug 1, 2002
- Domain
- kreonet.net
- Website
- kreonet.net
- Industry
- Banks, Credit Card Companies, Mortgage Providers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.253.230.0/23
203.253.230.0/23
Routing history
- Pattern
- Stable
- First seen
- Mar 2010
- Current origin since
- Mar 2010 · 17 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.253.230.0/23 | AS1237 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 203.
253. 224. 0/ 21 - Netname
- KREONet-KR
- Registrant
- KISTI
- Registrant country
- KR
- Organization
- KISTI
- 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