166.104.48.0/20
🇰🇷CIDR
166.104.48.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇰🇷 South Korea
City
Yongsan-dong (Wangsimni-ro)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.104.48.0/20 | AS9321HYUNET-AS-KR - Hanyang University | No ROA | RADB | 5/30/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.104.0.0/16 | AS9321HYUNET-AS-KR - Hanyang University | No ROA | — | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS9321 | RADB | MAINT-AS9318 | 11/13/2023 |
Origin ASN
AS9321
HYUNET-AS-KR - Hanyang University
Geolocation
Country🇰🇷South KoreaKR
RegionSeoul
CityYongsan-dong (Wangsimni-ro)
Coordinates37.5549, 127.0370 ↗
API
Open https://api.ipctl.io/v1/prefix/166.104.48.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/166.104.48.0/20" | jq
External Links