81.201.48.0/21 FreeTel, s.r.o.
Announced by AS8251 FreeTel, s.r.o. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 81.201.48.0/21
Prefix
Origin
AS8251 NFX_ZSPO
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-13 12:02 UTC
Paths
How 81.201.48.0/21 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 8251
| Origin | AS8251 FreeTel, s.r.o. |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 9h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 1299 8251
| Origin | AS8251 FreeTel, s.r.o. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 17h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 8251
| Origin | AS8251 FreeTel, s.r.o. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 17h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS8251 to originate 81.201.48.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 81.201.48.0/21 | /21 | AS8251 NFX_ZSPO | 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 |
|---|---|---|---|---|
| 81.201.48.0/21 | AS8251 NFX_ZSPO | RIPE | Neutral Free eXchange members | CZNFX-MNT |
| 81.201.48.0/21 | AS41711 FREETEL-AS | RIPE | Neutral Free eXchange members - FreeTel alternate | CZNFX-MNT |