121.100.0.0/21
🇮🇩CIDR
121.100.0.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇮🇩 Indonesia
City
Jakarta
RIR
APNIC
Status
allocated
Allocated
11/30/2006
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.100.0.0/21 | AS38158CBN-AS-ID - PT. Cyberindo Aditama | Valid | APNICRADB | 5/31/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.100.0.0/22 | AS38158CBN-AS-ID - PT. Cyberindo Aditama | Valid | — | 5/31/2026 |
| 121.100.4.0/22 | AS38158CBN-AS-ID - PT. Cyberindo Aditama | Valid | — | 5/31/2026 |
| 121.100.2.0/24 | AS38158CBN-AS-ID - PT. Cyberindo Aditama | Valid | — | 5/31/2026 |
| 121.100.6.0/24 | AS38158CBN-AS-ID - PT. Cyberindo Aditama | Valid | — | 5/31/2026 |
Origin ASN
AS38158
CBN-AS-ID - PT. Cyberindo Aditama
Geolocation
API
Open https://api.ipctl.io/v1/prefix/121.100.0.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/121.100.0.0/21" | jq
External Links