203.5.200.0/21
🇦🇺CIDR
203.5.200.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇦🇺 Australia
City
Fremantle
RIR
APNIC
Status
allocated
Allocated
6/27/1994
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.5.200.0/21 | AS9328DATACOM-AU - DATACOM SYSTEMS (AU) PTY LTD | No ROA | RADB | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.5.202.0/24 | AS17562DATACOM-SYSTEMS - Datacom Systems (NSW) | No ROA | — | 5/31/2026 |
| 203.5.206.0/24 | AS17562DATACOM-SYSTEMS - Datacom Systems (NSW) | No ROA | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/203.5.200.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.5.200.0/21" | jq
External Links