121.100.16.0/21
🇮🇩IPv4APNICallocatedNo ROA
CIDR
121.100.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇮🇩 Indonesia
City
Pamulang
RIR
APNIC
Status
allocated
Allocated
9/26/2006
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
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.100.16.0/22 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
| 121.100.22.0/23 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
| 121.100.17.0/24 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
| 121.100.18.0/24 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
| 121.100.19.0/24 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
| 121.100.22.0/24 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
| 121.100.23.0/24 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
| 121.100.16.0/24 | AS9341ICONPLN-ID-AP-ISP - PT INDONESIA COMNETS PLUS | No ROA | — | 6/13/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS38503 | RADB | MAINT-AS9304 | 11/13/2023 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 121.100.16.0/22 | AS9341 | 🇮🇩ID | assigned |
| 121.100.20.0/23 | 🇮🇩ID | assigned | |
| 121.100.22.0/23 | AS9341 | 🇮🇩ID | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/121.100.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/121.100.16.0/21" | jq
External Links