66.81.241.0/24 Amazon.com, Inc.
Announced by AS16509 Amazon.com, Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.81.241.0/24
Prefix
Origin
AS16509 AMAZON-02
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
3 exact, 8 covering
In RouteViews
2026-10-14 20:02 UTC
Paths
How 66.81.241.0/24 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 16509
| Origin | AS16509 Amazon.com, Inc. |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 17h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 16509
| Origin | AS16509 Amazon.com, Inc. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 1h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 16509
| Origin | AS16509 Amazon.com, Inc. |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 3h 24m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS16509 to originate 66.81.241.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.81.241.0/24 | /24 | AS14618 AMAZON-AES | ARIN |
| 66.81.241.0/24 | /24 | AS16509 AMAZON-02 | ARIN |
| 66.81.241.0/24 | /24 | AS40627 RC-COLO1 | ARIN |
| 66.81.240.0/20 | /32 | AS40627 RC-COLO1 | 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 |
|---|---|---|---|---|
| 66.81.241.0/24 | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.241.0/24 | AS16509 AMAZON-02 | RADB | Amazon EC2 Prefix | MAINT-AS16509 |
| 66.81.241.0/24 | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
| 66.81.240.0/23 covering | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.240.0/23 covering | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
| 66.81.240.0/22 covering | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.240.0/22 covering | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
| 66.81.240.0/21 covering | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.240.0/21 covering | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
| 66.81.240.0/20 covering | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.240.0/20 covering | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.