203.164.64.0/18
🇦🇺CIDR
203.164.64.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇦🇺 Australia
City
Macquarie Park
RIR
RIPE
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.164.64.0/18 | AS4804MPX-AS - Microplex PTY LTD | Valid | APNICRADB | 6/1/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.164.0.0/16 | AS4804MPX-AS - Microplex PTY LTD | Valid | — | 6/1/2026 |
| 203.164.64.0/19 | AS4804MPX-AS - Microplex PTY LTD | Valid | — | 6/1/2026 |
| 203.164.96.0/19 | AS4804MPX-AS - Microplex PTY LTD | Valid | — | 6/1/2026 |
RPKI ROAs
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 203.164.64.0/19 | AS9623 | 🇦🇺AU | allocated |
| 203.164.96.0/19 | AS9623 | 🇦🇺AU | allocated |
Origin ASN
AS4804
MPX-AS - Microplex PTY LTD
Geolocation
API
Open https://api.ipctl.io/v1/prefix/203.164.64.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.164.64.0/18" | jq
External Links