121.54.0.0/17
🇵ðŸ‡CIDR
121.54.0.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇵🇠Philippines
City
Makati City
RIR
APNIC
Status
allocated
Allocated
6/19/2006
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.54.0.0/17 | AS10139SMARTBRO-PH-AP - Smart Broadband, Inc. | Valid | — | 5/31/2026 |
Covering Prefix
16 less-specific announcementsRPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 121.54.0.0/17 | AS10139 | /24 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 121.54.24.240/28 | 🇵ðŸ‡PH | assigned | |
| 121.54.85.96/28 | 🇵ðŸ‡PH | assigned | |
| 121.54.69.136/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.102.200/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.76.240/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.22.192/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.101.192/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.116.192/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.66.128/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.32.104/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.69.128/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.76.192/29 | 🇵ðŸ‡PH | assigned | |
| 121.54.32.252/30 | 🇵ðŸ‡PH | assigned | |
| 121.54.85.112/31 | 🇵ðŸ‡PH | assigned |
Geolocation
Country🇵ðŸ‡PhilippinesPH
RegionNational Capital Region
CityMakati City
Coordinates14.5591, 121.0190 ↗
API
Open https://api.ipctl.io/v1/prefix/121.54.0.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/121.54.0.0/17" | jq
External Links