103.51.240.0/20
🇰🇷IPv4APNICallocatedNo ROA
CIDR
103.51.240.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇰🇷 South Korea
City
Seoul (Toegye-ro)
RIR
APNIC
Status
allocated
Allocated
3/3/2015
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 |
|---|---|---|---|---|
| 103.51.244.0/22 | AS17573SKB-MINS-AS-KR-KR - SK Broadband Co Ltd | No ROA | — | 5/31/2026 |
| 103.51.248.0/22 | AS17849SKB-GINAMHANVIT-AS-KR-KR - SK Broadband Co Ltd | No ROA | — | 5/31/2026 |
| 103.51.240.0/22 | AS17854SKBCABLELINE-AS-KR-KR - SK Broadband Co Ltd | No ROA | — | 5/31/2026 |
| 103.51.252.0/22 | AS38095SKB-QRIXNETSDM-AS-KR-KR - SK Broadband Co Ltd | No ROA | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 103.51.240.0/22 | AS17854 | 🇰🇷KR | assigned |
| 103.51.244.0/22 | AS17573 | 🇰🇷KR | assigned |
| 103.51.248.0/22 | AS17849 | 🇰🇷KR | assigned |
| 103.51.252.0/22 | AS38095 | 🇰🇷KR | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/103.51.240.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.51.240.0/20" | jq
External Links