66.152.203.0/24 Cooley Dickinson Hospital
Announced by AS63307 Cooley Dickinson Hospital. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.152.203.0/24
Prefix
Origin
AS63307 EARTHLINK-LIGHTOWER
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-15 08:02 UTC
Paths
How 66.152.203.0/24 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 46887 63307
| Origin | AS63307 Cooley Dickinson Hospital |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 7d 8h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6461 46887 63307
| Origin | AS63307 Cooley Dickinson Hospital |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 17h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 46887 63307
| Origin | AS63307 Cooley Dickinson Hospital |
| Origin code | IGP |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 18h 49m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS63307 to originate 66.152.203.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.152.203.0/24 | /24 | AS63307 EARTHLINK-LIGHTOWER | ARIN |
| 66.152.192.0/18 | /18 | AS7029 WINDSTREAM | 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 |
|---|---|---|---|---|
| 66.152.203.0/24 | AS63307 EARTHLINK-LIGHTOWER | RADB | Cooley Dickinson Hosp | MAINT-AS27506 |
| 66.152.192.0/19 covering | AS13407 ONECOM-CTC | LEVEL3 | CTC Communications Group Inc. | CTCNET-MNT |
| 66.152.192.0/18 covering | AS13407 ONECOM-CTC | LEVEL3 | One Aggregate | ONECOMM-MNT |
| 66.152.192.0/18 covering | AS7029 WINDSTREAM | RADB | Windstream Aggregate (AS7029) | MAINT-AS7029 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.