ResearchRouting table, looking glass, RPKI & IRR

157.111.0.0/20 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 5 of our 5 looking glass sessions.

Summary

What the table says about 157.111.0.0/20

Prefix
157.111.0.0/20
Origin
AS2907 SINET-AS
RPKI
RPKI not found
Size
4,096 addresses
Less specific
157.111.0.0/16 AS2907 SINET-AS
More specifics
0
IRR route objects
0 exact, 2 covering
In RouteViews
2026-10-13 17:13 UTC
Paths

How 157.111.0.0/20 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 2497 2907×3
OriginAS2907 Research Organization of Information and Systems, National Institute of Informatics
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 15h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2497 2907×3
OriginAS2907 Research Organization of Information and Systems, National Institute of Informatics
Origin codeIGP
Communities903:900 903:13760
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 2907
OriginAS2907 Research Organization of Information and Systems, National Institute of Informatics
Origin codeIGP
Communities36295:100
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 2907
OriginAS2907 Research Organization of Information and Systems, National Institute of Informatics
Origin codeIGP
Communitiesnone
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 2497 2907×3
OriginAS2907 Research Organization of Information and Systems, National Institute of Informatics
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated9d 17h ago
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.

RouteOriginSourceDescriptionMaintained by
157.111.0.0/16 coveringAS2907 SINET-ASJPIRRJapan Atomic Energy Research InstituteMAINT-AS2907
157.111.0.0/16 coveringAS4729 JAEAJPIRRJapan Atomic Energy Research InstituteMAINT-AS2907
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

157.111.0.0/16 AS2907 SINET-AS
Tools

Check 157.111.0.0/20 live

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