2001:148f:fffb::/48 CZ.NIC, z.s.p.o.
Announced by AS200070 CZ.NIC, z.s.p.o. RPKI valid Seen by 5 of our 5 looking glass sessions. Also originated by AS25192
Summary
What the table says about 2001:148f:fffb::/48
Prefix
Origin
AS200070 CZNIC-AS2
RPKI
RPKI valid
Size
65,536 /64s
Less specific
none
More specifics
0
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-12 04:07 UTC
Paths
How 2001:148f:fffb::/48 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 25248 25192
| Origin | AS25192 CZ.NIC, z.s.p.o. |
| Origin code | IGP |
| Communities | 174:21101 174:22016 36601:150 36601:2001 |
| Updated | 4d 1h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 25248 25192
| Origin | AS25192 CZ.NIC, z.s.p.o. |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 4d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 25248 25192
| Origin | AS25192 CZ.NIC, z.s.p.o. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 10h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS200070 to originate 2001:148f:fffb::/48 up to /48. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2001:148f:fffb::/48 | /48 | AS25192 CZNIC-AS | RIPE |
| 2001:148f:fffb::/48 | /48 | AS200070 CZNIC-AS2 | 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 |
|---|---|---|---|---|
| 2001:148f:fffb::/48 | AS25192 CZNIC-AS | RIPE | Second CZ Anycast | CZ-NIC-MNT |
| 2001:148f:fffb::/48 | AS200070 CZNIC-AS2 | RIPE | Second CZ Anycast | CZ-NIC-MNT |