199.181.122.0/23 San Mateo Regional Network, Inc.
Announced by AS19355 San Mateo Regional Network, Inc. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 199.181.122.0/23
Prefix
Origin
AS19355 SMRN-NET
RPKI
RPKI not found
Size
512 addresses
Less specific
none
More specifics
0
IRR route objects
3 exact, 0 covering
In RouteViews
2026-10-15 04:02 UTC
Paths
How 199.181.122.0/23 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 6939 19355
| Origin | AS19355 San Mateo Regional Network, Inc. |
| Origin code | IGP |
| Communities | 13760:3002 36601:150 36601:2001 36601:13760 |
| Updated | 23h 25m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 19355
| Origin | AS19355 San Mateo Regional Network, Inc. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 19355
| Origin | AS19355 San Mateo Regional Network, Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 7d 10h 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 |
|---|---|---|---|---|
| 199.181.122.0/23 | AS19355 SMRN-NET | ALTDB | Proxy registration to prevent harm from ARIN-NONAUTH shutdown | MAINT-AS7034 |
| 199.181.122.0/23 | AS19355 SMRN-NET | ARIN | CSSF netblock | MNT-CSSF |
| 199.181.122.0/23 | AS23308 UTILITY-AS | RADB | Proxy fbo Utility Telecom (AS23308) | MAINT-AS7029 |