131.217.0.0/17 The University of Tasmania
Announced by AS7573 The University of Tasmania. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 131.217.0.0/17
Prefix
Origin
AS7573 UTAS
RPKI
RPKI valid
Size
32,768 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 3 covering
In RouteViews
2026-10-12 04:03 UTC
Paths
How 131.217.0.0/17 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 174 3356 7575 7573
| Origin | AS7573 The University of Tasmania |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 3d 0h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 7575 7573
| Origin | AS7573 The University of Tasmania |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 3d 0h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 7575 7573
| Origin | AS7573 The University of Tasmania |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 13h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS7573 to originate 131.217.0.0/17 up to /17. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 131.217.0.0/17 | /17 | AS7573 UTAS | 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 |
|---|---|---|---|---|
| 131.217.0.0/17 | AS7573 UTAS | APNIC | University of Tasmania Private Bag 69 | MAINT-AU-UTAS |
| 131.217.0.0/17 | AS7573 UTAS | RADB | University of Tasmania UTAS | MAINT-ASAARNET |
| 131.217.0.0/16 covering | AS7573 UTAS | RADB | Tasmania AARNet | MAINT-ASAARNET |
| 131.217.0.0/16 covering | AS7575 AARNET-AS-AP | RADB | CMI (Customer Route) | MAINT-AS58453 |
| 131.217.0.0/16 covering | AS24093 SUPERLOOP-AS-AP | RADB | Proxy route object registered by AS2764 | MAINT-AS2764 |