123.200.136.0/24
🇦🇺CIDR
123.200.136.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇦🇺 Australia
City
Sydney
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.200.136.0/24 | AS137536CERNER-AS-AP - CERNER CORPORATION PTY LIMITED | Valid | APNIC | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.200.128.0/20 | AS9723ISEEK-AS-AP - iseek Communications Pty Ltd | Valid | — | 5/31/2026 |
| 123.200.136.0/22 | AS9723ISEEK-AS-AP - iseek Communications Pty Ltd | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/123.200.136.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/123.200.136.0/24" | jq
External Links