144.74.16.0/23 Rush University Medical Center
Announced by AS25978 Rush University Medical Center. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 144.74.16.0/23
Prefix
Origin
AS25978 RUSH-EXTERNAL
RPKI
RPKI not found
Size
512 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 9 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 144.74.16.0/23 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 6461 25978
| Origin | AS25978 Rush University Medical Center |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 14h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6461 25978
| Origin | AS25978 Rush University Medical Center |
| 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 25978
| Origin | AS25978 Rush University Medical Center |
| Origin code | IGP |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 14m 55s 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 |
|---|---|---|---|---|
| 144.74.16.0/23 | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum routes | MAINT-AS1828 |
| 144.74.16.0/22 covering | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum routes | MAINT-AS1828 |
| 144.74.16.0/21 covering | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum routes | MAINT-AS1828 |
| 144.74.16.0/20 covering | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum routes | MAINT-AS1828 |
| 144.74.0.0/19 covering | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum routes | MAINT-AS1828 |
| 144.74.0.0/18 covering | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum routes | MAINT-AS1828 |
| 144.74.0.0/17 covering | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum routes | MAINT-AS1828 |
| 144.74.0.0/16 covering | AS6325 ILLINOIS-CENTURY | LEVEL3 | Proxy-registered route object | LEVEL3-MNT |
| 144.74.0.0/16 covering | AS25978 RUSH-EXTERNAL | RADB | PNAP-CHG rushum route | MAINT-AS1828 |
| 144.74.0.0/16 covering | AS46887 CROWNCASTLE-AS46887 | RADB | CCF Customer Route Proxy | MAINT-AS27506 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.