1.18.120.0/21
🇰🇷IPv4APNICallocatedNo ROA
CIDR
1.18.120.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇰🇷 South Korea
City
Naju-si (Jinheung-gil)
RIR
APNIC
Status
allocated
Allocated
5/12/2010
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 1.18.127.0/24 | AS23596EDNSKR-KR-KR - Korea Internet Security Agency | No ROA | — | 6/13/2026 |
| 1.18.123.0/24 | AS23599DDNSKR-KR-KR - Korea Internet Security Agency | No ROA | — | 6/13/2026 |
| 1.18.125.0/24 | AS23599DDNSKR-KR-KR - Korea Internet Security Agency | No ROA | — | 6/13/2026 |
| 1.18.126.0/24 | AS23599DDNSKR-KR-KR - Korea Internet Security Agency | No ROA | — | 6/13/2026 |
Geolocation
Country🇰🇷South KoreaKR
RegionJeollanam-do
CityNaju-si (Jinheung-gil)
Coordinates35.0185, 126.7950 ↗
API
Open https://api.ipctl.io/v1/prefix/1.18.120.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/1.18.120.0/21" | jq
External Links