134.243.5.0/24 Chemical Abstracts Service
Announced by AS33194 Chemical Abstracts Service. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 134.243.5.0/24
Prefix
Origin
AS33194 CAS-AUTONOMOUS-SYSTEM
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-13 17:13 UTC
Paths
How 134.243.5.0/24 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 3356 33194
| Origin | AS33194 Chemical Abstracts Service |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 15h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 33194
| Origin | AS33194 Chemical Abstracts Service |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 23h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 33194
| Origin | AS33194 Chemical Abstracts Service |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 23h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS33194 to originate 134.243.0.0/16 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 134.243.0.0/16 | /24 | AS33194 CAS-AUTONOMOUS-SYSTEM | 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 |
|---|---|---|---|---|
| 134.243.5.0/24 | AS33194 CAS-AUTONOMOUS-SYSTEM | ARIN | Chemical Abstracts Service 2540 Olentangy River Road Columbus, OH 43202 US | MNT-CAS-Z |
| 134.243.0.0/16 covering | AS33194 CAS-AUTONOMOUS-SYSTEM | ARIN | Chemical Abstracts Service 2540 Olentangy River Road Columbus, OH 43202 US | MNT-CAS-Z |
| 134.243.0.0/16 covering | AS33194 CAS-AUTONOMOUS-SYSTEM | LEVEL3 | Proxy-registered route object | LEVEL3-MNT |
| 134.243.0.0/16 covering | AS33194 CAS-AUTONOMOUS-SYSTEM | RADB | RR-RC-Chemical Abstracts Service-MOH | MAINT-RR |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.