221.133.3.192/31
🇻🇳IPv4APNICassigned RPKI Valid
CIDR
221.133.3.192/31
IP Version
IPv4
Addresses
2
Mask
/31 (255.255.255.254)
Country
🇻🇳 Vietnam
City
Hanoi
RIR
APNIC
Status
assigned
Allocated
-
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
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 221.133.0.0/20 | AS7602SPT-AS-VN - Sai gon Postel Corporation | Valid | — | 6/2/2026 |
| 221.133.0.0/22 | AS7602SPT-AS-VN - Sai gon Postel Corporation | Valid | — | 6/2/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 221.133.0.0/19 | AS7602 | /24 | apnic |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/221.133.3.192/31Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/221.133.3.192/31" | jq
External Links