123.200.128.0/21
🇦🇺IPv4APNICassigned RPKI Valid
CIDR
123.200.128.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇦🇺 Australia
City
Perth
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
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.200.128.0/20 | AS9723ISEEK-AS-AP - iseek Communications Pty Ltd | Valid | — | 6/1/2026 |
| 123.200.128.0/22 | AS9723ISEEK-AS-AP - iseek Communications Pty Ltd | Valid | — | 6/1/2026 |
| 123.200.132.0/23 | AS9313ONTHENET-AS - Network Technology (AUST) P/L | Valid | — | 6/1/2026 |
| 123.200.134.0/23 | AS9723ISEEK-AS-AP - iseek Communications Pty Ltd | Valid | — | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 123.200.128.0/20 | AS9723 | /20 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 123.200.132.0/23 | AS9313 | 🇦🇺AU | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/123.200.128.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/123.200.128.0/21" | jq
External Links