2001:12d0:840::/48 UNIVERSIDADE DE SAO PAULO
Announced by AS28571 UNIVERSIDADE DE SAO PAULO. RPKI valid Seen by 2 of our 5 looking glass sessions.
Summary
What the table says about 2001:12d0:840::/48
Prefix
Origin
AS28571 AS28571
RPKI
RPKI valid
Size
65,536 /64s
Less specific
More specifics
0
IRR route objects
0 exact, 2 covering
In RouteViews
2026-10-12 16:06 UTC
Paths
How 2001:12d0:840::/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.
RPKI
Route origin authorizations
Covered by a ROA authorizing AS28571 to originate 2001:12d0:840::/48 up to /48. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2001:12d0:840::/48 | /48 | AS28571 AS28571 | LACNIC |
| 2001:12d0::/32 | /32 | AS28571 AS28571 | LACNIC |
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 |
|---|---|---|---|---|
| 2001:12d0::/32 covering | AS28571 AS28571 | RADB | UNIVERSIDADE DE SAO PAULO | MAINT-AS1916 |
| 2001:12d0::/32 covering | AS28571 AS28571 | TC | N | MAINT-AS28571 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.