121.54.192.0/18
🇰🇷CIDR
121.54.192.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇰🇷 South Korea
City
Andong (Toegye-ro)
RIR
APNIC
Status
allocated
Allocated
7/3/2006
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.54.192.0/18 | AS38091HELLONET-AS-KR-KR - LG HelloVision Corp. | No ROA | RADB | 6/13/2026 |
Covering Prefix
9 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.54.200.0/21 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.248.0/21 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.224.0/21 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.232.0/21 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.240.0/21 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.216.0/21 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.192.0/21 | AS45365JBTV-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.208.0/22 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
| 121.54.212.0/22 | AS17577GIGAPASS-AS-KR-KR - LG HelloVision Corp. | No ROA | — | 6/13/2026 |
Geolocation
Country🇰🇷South KoreaKR
RegionGyeongsangbuk-do
CityAndong (Toegye-ro)
Coordinates36.5813, 128.7350 ↗
API
Open https://api.ipctl.io/v1/prefix/121.54.192.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/121.54.192.0/18" | jq
External Links