142.158.0.0/17 St. Joseph's Health Care, London
Announced by AS822 St. Joseph's Health Care, London. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 142.158.0.0/17
Prefix
Origin
AS822 STJOSEPHS-AS
RPKI
RPKI not found
Size
32,768 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 6 covering
In RouteViews
2026-10-13 08:02 UTC
Paths
How 142.158.0.0/17 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 174 819×2 822
| Origin | AS822 St. Joseph's Health Care, London |
| Origin code | IGP |
| Communities | 174:21001 174:22003 36601:150 36601:174 36601:2001 |
| Updated | 5d 0h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 819×2 822
| Origin | AS822 St. Joseph's Health Care, London |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 15h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 819×2 822
| Origin | AS822 St. Joseph's Health Care, London |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 15h 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 |
|---|---|---|---|---|
| 142.158.0.0/17 | AS822 STJOSEPHS-AS | ARIN | LHSC-142.158.0.0-17 | MNT-LHSC-Z |
| 142.158.0.0/16 covering | AS822 STJOSEPHS-AS | ARIN | LHSC-142.158.0.0 | MNT-LHSC-Z |
| 142.158.0.0/16 covering | AS549 GTANET-AS | RADB | VICHOSPLON | MAINT-AS19752 |
| 142.158.0.0/16 covering | AS819 LARG-NET | RADB | London Health Sciences Centre | MAINT-AS819 |
| 142.158.0.0/16 covering | AS822 STJOSEPHS-AS | RADB | Proxy for Allstream Customer | MAINT-AS15290 |
| 142.158.0.0/16 covering | AS15290 ZAYO-CAN-15290 | RADB | AT&T Canada IES | MAINT-AS15290 |
| 142.158.0.0/16 covering | AS19752 HYDROONETELECOM | RADB | Largnet Transit (AS819) | MAINT-AS19752 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.