202.240.15.21/32 Research Organization of Information and Systems, National Institute of Informatics
Announced by AS2907 Research Organization of Information and Systems, National Institute of Informatics. RPKI not found Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 202.240.15.21/32
Prefix
Origin
AS2907 SINET-AS
RPKI
RPKI not found
Size
1 addresses
Less specific
More specifics
0
IRR route objects
0 exact, 2 covering
In RouteViews
2026-10-12 12:02 UTC
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 202.240.8.0/21 covering | AS2907 SINET-AS | JPIRR | Nihon Fukushi University | MAINT-AS2907 |
| 202.240.0.0/12 covering | AS2687 ATGS-MMD-AS | RADB | Proxy-registered route object | MAINT-AS3491 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.