66.81.255.0/24 Cloudflare London, LLC
Announced by AS209242 Cloudflare London, LLC. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.81.255.0/24
Prefix
Origin
AS209242 CLOUDFLARESPECTRUM
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
3 exact, 8 covering
In RouteViews
2026-10-16 00:02 UTC
Paths
How 66.81.255.0/24 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 13335 209242
| Origin | AS209242 Cloudflare London, LLC |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 15h 38m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 13335 209242
| Origin | AS209242 Cloudflare London, LLC |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 16h 30m ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 13335 209242
| Origin | AS209242 Cloudflare London, LLC |
| Origin code | IGP |
| Communities | 6461:5998 36295:100 36295:6461 |
| Updated | 16h 30m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS209242 to originate 66.81.255.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.81.255.0/24 | /24 | AS13335 CLOUDFLARENET | ARIN |
| 66.81.255.0/24 | /24 | AS40627 RC-COLO1 | ARIN |
| 66.81.255.0/24 | /24 | AS209242 CLOUDFLARESPECTRUM | 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 |
|---|---|---|---|---|
| 66.81.255.0/24 | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.255.0/24 | AS209242 CLOUDFLARESPECTRUM | ARIN | RingCentral from Cloudflare | MNT-RINGC |
| 66.81.255.0/24 | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
| 66.81.254.0/23 covering | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.254.0/23 covering | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
| 66.81.252.0/22 covering | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.252.0/22 covering | AS40627 RC-COLO1 | RADB | RingCentral | MAINT-AS40627 |
| 66.81.248.0/21 covering | AS40627 RC-COLO1 | ARIN | RingCentral | MNT-RINGC |
| 66.81.248.0/21 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.