133.186.241.0/24
🇯🇵CIDR
133.186.241.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 133.186.241.0/24 | AS45974NHN-AS-KR-KR - NHNCLOUD | No ROA | RADB | 6/13/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 133.186.128.0/17 | AS45974NHN-AS-KR-KR - NHNCLOUD | No ROA | — | 6/13/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS45974 | RADB | MAINT-AS9318 | 12/3/2025 |
Origin ASN
AS45974
NHN-AS-KR-KR - NHNCLOUD
Geolocation
API
Open https://api.ipctl.io/v1/prefix/133.186.241.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/133.186.241.0/24" | jq
External Links