66.180.176.0/20 Princeton University
Announced by AS88 Princeton University. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.180.176.0/20
Prefix
Origin
AS88 PRINCETON-AS
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 66.180.176.0/20 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 1299 21976 88×3
| Origin | AS88 Princeton University |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 7d 18h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 21976 88×3
| Origin | AS88 Princeton University |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 3h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 11164 62532 88
| Origin | AS88 Princeton University |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 7h 36m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS88 to originate 66.180.176.0/20 up to /20. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.180.176.0/20 | /20 | AS88 PRINCETON-AS | ARIN |
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 |
|---|---|---|---|---|
| 66.180.176.0/20 | AS88 PRINCETON-AS | ARIN | Princeton University OIT Network Switching and Routing 701 Carnegie Center, Suite 301 Princeton, NJ 08540 US | MNT-PRNU |
| 66.180.176.0/20 | AS88 PRINCETON-AS | RADB | Princeton University | MAINT-AS88 |