154.21.208.0/23 City of Marshall
Announced by AS397797 City of Marshall. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 154.21.208.0/23
Prefix
Origin
AS397797 CITYOFMARSHALL-01
RPKI
RPKI valid
Size
512 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-16 00:02 UTC
Paths
How 154.21.208.0/23 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 174 53292 63251 397797
| Origin | AS397797 City of Marshall |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 11h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 174 53292 63251 397797
| Origin | AS397797 City of Marshall |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 11h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 53292 63251 397797
| Origin | AS397797 City of Marshall |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 10h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS397797 to originate 154.21.208.0/23 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 154.21.208.0/23 | /24 | AS397797 CITYOFMARSHALL-01 | 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 |
|---|---|---|---|---|
| 154.21.208.0/23 | AS397797 CITYOFMARSHALL-01 | ARIN | Route Registered for Cogent Communications Customer - City of Marshall/Marshall Fibernet | MNT-COGC |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.