146.122.203.0/24 Siemens Corporation
Announced by AS22216 Siemens Corporation. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 146.122.203.0/24
Prefix
Origin
AS22216 SIEMENS-PLM
RPKI
RPKI not found
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-16 08:02 UTC
Paths
How 146.122.203.0/24 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 13760 3356 22216
| Origin | AS22216 Siemens Corporation |
| Origin code | IGP |
| Communities | 3356:2 3356:22 3356:100 3356:123 3356:504 3356:903 3356:2068 36601:150 36601:2001 36601:13760 |
| Updated | 2d 3h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 22216
| Origin | AS22216 Siemens Corporation |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 14h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 3356 22216
| Origin | AS22216 Siemens Corporation |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 18h 43m ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 146.122.203.0/24 | AS22216 SIEMENS-PLM | ARIN | Siemens Industry Software NV Researchpark Haasrode (Heverlee) Interleuvenlaan 68 Vlaams Brabant 3001 Leuven BE | MNT-SC-40 |
| 146.122.0.0/16 covering | AS22216 SIEMENS-PLM | ALTDB | Proxy-registered route object for UGS Corp. 2000 Eastman Drive Milford, OH 45150 | MAINT-AS6181 |
| 146.122.0.0/16 covering | AS22216 SIEMENS-PLM | RADB | Route for customer SIEMENS-AG | MAINT-AS26554 |