122.248.16.0/21
🇸🇬CIDR
122.248.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇸🇬 Singapore
City
Singapore (Boon Lay)
RIR
APNIC
Status
allocated
Allocated
11/17/2006
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 122.248.16.0/21 | AS4352EAPPL-AS-AP - EMERSON ASIA PACIFIC PRIVATE LIMITED | No ROA | APNIC | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 122.248.19.0/24 | AS4352EAPPL-AS-AP - EMERSON ASIA PACIFIC PRIVATE LIMITED | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS4352 | APNIC | MAINT-EAPPL-SG | 1/24/2025 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 122.248.21.0/24 | 🇸🇬SG | assigned | |
| 122.248.16.0/24 | 🇸🇬SG | assigned | |
| 122.248.17.0/24 | 🇸🇬SG | assigned | |
| 122.248.18.0/24 | 🇸🇬SG | assigned | |
| 122.248.19.0/24 | AS4352 | 🇸🇬SG | assigned |
| 122.248.22.0/24 | 🇸🇬SG | assigned | |
| 122.248.23.0/24 | 🇸🇬SG | assigned | |
| 122.248.20.0/24 | 🇸🇬SG | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/122.248.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/122.248.16.0/21" | jq
External Links