123.51.76.0/22
🇦🇺CIDR
123.51.76.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇦🇺 Australia
City
Melbourne
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.51.76.0/22 | AS38333SYMBIO-AS-AU-AP - Symbio Networks | No ROA | — | 6/13/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 123.51.0.0/17 | AS38333SYMBIO-AS-AU-AP - Symbio Networks | No ROA | — | 6/13/2026 |
| 123.51.72.0/21 | AS38333SYMBIO-AS-AU-AP - Symbio Networks | No ROA | — | 6/13/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS45510 | APNIC | MAINT-INABOX-AU | 2/11/2022 |
Origin ASN
AS38333
SYMBIO-AS-AU-AP - Symbio Networks
Geolocation
API
Open https://api.ipctl.io/v1/prefix/123.51.76.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/123.51.76.0/22" | jq
External Links