203.242.72.0/21 - SK (AS10049)
CIDR
203.242.72.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇰🇷 South Korea
City
Seongnam-si (Seongnam-daero)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.242.72.0/21 | AS10049 SKNET-AS-KR - SK Co., | No ROA | Other IRR | 2026-10-12 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS10049 | Other IRR | MAINT-AS9318 | 2023-11-13 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 203.242.72.0/24 | 🇰🇷KR | assigned | |
| 203.242.73.0/24 | 🇰🇷KR | assigned | |
| 203.242.74.0/24 | 🇰🇷KR | assigned | |
| 203.242.75.0/24 | 🇰🇷KR | assigned | |
| 203.242.76.0/24 | 🇰🇷KR | assigned | |
| 203.242.77.0/24 | 🇰🇷KR | assigned | |
| 203.242.78.0/24 | 🇰🇷KR | assigned | |
| 203.242.79.0/24 | 🇰🇷KR | assigned |
Origin ASN
AS10049
SKNET-AS-KR - SK Co.,
Related Prefixes
Geolocation
Country🇰🇷South KoreaKR
RegionGyeonggi-do
CitySeongnam-si (Seongnam-daero)
Coordinates37.3768, 127.1180 ↗
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/203.242.72.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.242.72.0/21" | jq
External Links