ResearchRouting table, looking glass, RPKI & IRR

207.21.121.0/24 Norwest Venture Partners

Announced by AS22973 Norwest Venture Partners. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 207.21.121.0/24

Prefix

Origin

AS22973 NORWEST-VENTURE

RPKI

RPKI valid

Size

256 addresses

Less specific

More specifics

IRR route objects

1 exact, 1 covering

In RouteViews

2026-10-15 04:02 UTC

Paths

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 22973

AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 174 22973

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 174 22973

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 22973

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 22973

RPKI

Covered by a ROA authorizing AS22973 to originate 207.21.121.0/24 up to /24. Validate another origin.

ROA prefix	Max length	Authorized origin	Trust anchor
207.21.121.0/24	/24	AS22973 NORWEST-VENTURE	ARIN
207.21.0.0/17	/17	AS2914 NTT-DATA-2914	ARIN

IRR

Registered in the IRR for this prefix and the ones covering it. Look it up live.

Route	Origin	Source	Description	Maintained by
207.21.121.0/24	AS22973 NORWEST-VENTURE	RADB	Norwest-AS22973(added by MAINT-AS3257)	MAINT-AS3257
207.21.0.0/17 covering	AS2914 NTT-DATA-2914	NTTCOM	NTTA-207-021	MAINT-NTTCOM-BB

Less specific

Announced prefixes that contain this one, most specific first.

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