178.22.176.0/21 Alphalink SASU
Announced by AS25540 Alphalink SASU. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 178.22.176.0/21
Prefix
Origin
AS25540 ALPHALINK-AS
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 20:02 UTC
Paths
How 178.22.176.0/21 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 1299 25540
| Origin | AS25540 Alphalink SASU |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 4d 20h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 25540
| Origin | AS25540 Alphalink SASU |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 4h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 25540
| Origin | AS25540 Alphalink SASU |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 4h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS25540 to originate 178.22.176.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 178.22.176.0/21 | /21 | AS25540 ALPHALINK-AS | RIPE |
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 |
|---|---|---|---|---|
| 178.22.176.0/21 | AS25540 ALPHALINK-AS | RIPE | Global route | ALPHALINK-MNT |