203.238.160.0/20
🇰🇷CIDR
203.238.160.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇰🇷 South Korea
City
Yuseong (Daedeok-daero)
RIR
APNIC
Status
allocated
Allocated
9/29/1996
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.238.160.0/20 | AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICE | No ROA | RADB | 6/1/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.238.160.0/24 | AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICE | No ROA | — | 6/1/2026 |
| 203.238.161.0/24 | AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICE | No ROA | — | 6/1/2026 |
| 203.238.164.0/24 | AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICE | No ROA | — | 6/1/2026 |
| 203.238.166.0/24 | AS17841NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICE | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS17841 | RADB | MAINT-AS4766 | 11/13/2023 |
Geolocation
Country🇰🇷South KoreaKR
RegionDaejeon
CityYuseong (Daedeok-daero)
Coordinates36.4014, 127.3800 ↗
API
Open https://api.ipctl.io/v1/prefix/203.238.160.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.238.160.0/20" | jq
External Links