64.54.0.0/16 University of California San Francisco
Announced by AS5653 University of California San Francisco. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 64.54.0.0/16
Prefix
Origin
AS5653 UCSF
RPKI
RPKI not found
Size
65,536 addresses
Less specific
none
More specifics
13
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-13 04:03 UTC
Paths
How 64.54.0.0/16 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 3356 2152×3 5653
| Origin | AS5653 University of California San Francisco |
| Origin code | IGP |
| Communities | 2152:65298 2152:65436 2152:65438 2152:65439 2152:65493 2152:65497 2152:65498 2152:65499 2152:65511 2152:65513 2153:65418 2153:65436 2153:65438 3356:3 3356:22 3356:100 3356:123 3356:575 3356:903 3356:2011 5653:65498 36601:150 36601:2001 36601:13760 64982:0 65001:209 65001:7018 65001:7132 65002:174 65002:1299 65002:1668 65002:2497 65002:2828 65002:3257 65002:3549 65002:3786 65002:4637 65002:4766 65002:6461 |
| Updated | 5d 2h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2152×3 5653
| Origin | AS5653 University of California San Francisco |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 2152 5653
| Origin | AS5653 University of California San Francisco |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 10h ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 64.54.0.0/16 | AS5653 UCSF | RADB | UCSFNet University of California San Francisco OAAIS/ENS 1855 Folsom St., San Francisco, CA 94134 USA | MAINT-AS5653 |
| 64.54.0.0/16 | AS198949 Radware | RADB | CENIC_UCSF | MAINT-AS198949 |
More specific
Prefixes inside 64.54.0.0/16
13 announced prefixes fall inside this one.
Show the 13 prefixes
64.54.4.0/24 AS5653 UCSF64.54.6.0/24 AS5653 UCSF64.54.17.0/24 AS5653 UCSF64.54.18.0/24 AS5653 UCSF64.54.128.0/24 AS5653 UCSF64.54.149.0/24 AS5653 UCSF64.54.162.0/24 AS5653 UCSF64.54.192.0/24 AS5653 UCSF64.54.193.0/24 AS5653 UCSF64.54.194.0/24 AS5653 UCSF64.54.195.0/24 AS5653 UCSF64.54.196.0/24 AS5653 UCSF64.54.202.0/24 AS5653 UCSF