136.159.0.0/16 University of Calgary
Announced by AS33091 University of Calgary. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 136.159.0.0/16
Prefix
Origin
AS33091 U-CALGARY
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-12 12:02 UTC
Paths
How 136.159.0.0/16 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 174 6327 33091×4
| Origin | AS33091 University of Calgary |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 4d 12h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6327 33091×4
| Origin | AS33091 University of Calgary |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 4d 21h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6327 33091×4
| Origin | AS33091 University of Calgary |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 21h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS33091 to originate 136.159.0.0/16 up to /16. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 136.159.0.0/16 | /16 | AS33091 U-CALGARY | 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 |
|---|---|---|---|---|
| 136.159.0.0/16 | AS33091 U-CALGARY | ARIN | University of Calgary | MNT-UNIVER-170-Z |
| 136.159.0.0/16 | AS33091 U-CALGARY | CANARIE | University of Calgary (NET-UCALGARY) | CYBERA-AB-MNT |