66.163.217.0/24 First Financial Bank NA
Announced by AS20203 First Financial Bank NA. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.163.217.0/24
Prefix
Origin
AS20203 FIRST-FINANCIAL-BANK-NA
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-16 08:02 UTC
Paths
How 66.163.217.0/24 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 7018 20203
| Origin | AS20203 First Financial Bank NA |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 8d 5h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 13649 20203
| Origin | AS20203 First Financial Bank NA |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 3d 13h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 20203
| Origin | AS20203 First Financial Bank NA |
| Origin code | IGP |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 1d 15h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS20203 to originate 66.163.217.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.163.217.0/24 | /24 | AS20203 FIRST-FINANCIAL-BANK-NA | 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 |
|---|---|---|---|---|
| 66.163.217.0/24 | AS20203 FIRST-FINANCIAL-BANK-NA | ARIN | PO Box 2122 Terre Haute IN 47802 United States | MNT-FFBN-6 |
| 66.163.217.0/24 | AS20203 FIRST-FINANCIAL-BANK-NA | RADB | First Financial Bank NA | MAINT-AS20203 |