203.3.178.0/24 ac3, Australian Centre for Advanced Computing and Communications
Announced by AS56307 ac3, Australian Centre for Advanced Computing and Communications. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 203.3.178.0/24
Prefix
Origin
AS56307 AC3-AS-AP
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-12 16:02 UTC
Paths
How 203.3.178.0/24 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 13760 13335 56307
| Origin | AS56307 ac3, Australian Centre for Advanced Computing and Communications |
| Origin code | IGP |
| Communities | 13760:3002 36601:150 36601:2001 36601:13760 13335:10000017:0 |
| Updated | 4d 16h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 13335 56307
| Origin | AS56307 ac3, Australian Centre for Advanced Computing and Communications |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 0h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 13335 56307
| Origin | AS56307 ac3, Australian Centre for Advanced Computing and Communications |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 0h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS56307 to originate 203.3.178.0/23 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 203.3.178.0/23 | /24 | AS56307 AC3-AS-AP | APNIC |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 203.3.178.0/24 | AS56307 AC3-AS-AP | APNIC | Department of Communities and Justice | MAINT-DOCAJ-AU |
| 203.3.178.0/23 covering | AS56307 AC3-AS-AP | APNIC | Department of Communities and Justice | MAINT-DOCAJ-AU |
| 203.3.128.0/17 covering | AS7545 TPG-INTERNET-AP | RADB | Proxy route object registered by AS2764 | MAINT-AS2764 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.