72.43.219.0/24 Regeneron Pharmaceuticals Inc.
Announced by AS33759 Regeneron Pharmaceuticals Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 72.43.219.0/24
Prefix
Origin
AS33759 REGENERON
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-13 04:03 UTC
Paths
How 72.43.219.0/24 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 33759
| Origin | AS33759 Regeneron Pharmaceuticals Inc. |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 3h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 7843 11351 33759
| Origin | AS33759 Regeneron Pharmaceuticals Inc. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 11h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 7843 11351 33759
| Origin | AS33759 Regeneron Pharmaceuticals Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 11h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS33759 to originate 72.43.219.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 72.43.219.0/24 | /24 | AS33759 REGENERON | ARIN |
| 72.43.192.0/18 | /18 | AS11351 TWC-11351-NORTHEAST | 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 |
|---|---|---|---|---|
| 72.43.219.0/24 | AS33759 REGENERON | RADB | RR-RC-Regeneron Pharmaceuticals, Inc-Tarrytown | MAINT-RR |
| 72.43.192.0/19 covering | AS11351 TWC-11351-NORTHEAST | LEVEL3 | Proxy-registered route object | LEVEL3-MNT |
| 72.43.192.0/18 covering | AS11351 TWC-11351-NORTHEAST | RADB | RR-Route | MAINT-RR |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.