142.66.0.0/16 University of Lethbridge
Announced by AS11257 University of Lethbridge. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 142.66.0.0/16
Prefix
Origin
AS11257 UNIVERSITY-LETHBRIDGE
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
0
IRR route objects
3 exact, 0 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 142.66.0.0/16 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 7029 6327 11257×5
| Origin | AS11257 University of Lethbridge |
| Origin code | IGP |
| Communities | 7029:2089 36601:150 36601:2001 36601:13760 |
| Updated | 11h 57m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6327 11257×5
| Origin | AS11257 University of Lethbridge |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 22h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 3257 6327 11257×5
| Origin | AS11257 University of Lethbridge |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 20m 48s ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS11257 to originate 142.66.0.0/16 up to /16. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 142.66.0.0/16 | /16 | AS11257 UNIVERSITY-LETHBRIDGE | 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 |
|---|---|---|---|---|
| 142.66.0.0/16 | AS11257 UNIVERSITY-LETHBRIDGE | ARIN | University of Lethbridge | MNT-UNIVER-232-Z |
| 142.66.0.0/16 | AS11257 UNIVERSITY-LETHBRIDGE | CANARIE | University of Lethbridge (NET-ULETH) | CYBERA-AB-MNT |
| 142.66.0.0/16 | AS11257 UNIVERSITY-LETHBRIDGE | RADB | NET-142-66-0-0-1 | MAINT-AS852 |