ResearchRouting table, looking glass, RPKI & IRR

31.216.240.0/22 HERABIT S.p.A.

Announced by AS21309 HERABIT S.p.A. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 31.216.240.0/22

Prefix

Origin

AS21309 CASAWEB-AS

RPKI

RPKI valid

Size

1,024 addresses

Less specific

none

More specifics

IRR route objects

2 exact, 2 covering

In RouteViews

2026-10-14 20:02 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 21309

AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 9002 21309

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 21309

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 21309

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 21309

RPKI

Covered by a ROA authorizing AS21309 to originate 31.216.240.0/22 up to /22. Validate another origin.

ROA prefix	Max length	Authorized origin	Trust anchor
31.216.240.0/22	/22	AS21309 CASAWEB-AS	RIPE
31.216.240.0/22	/22	AS29177 ASCOTLC-AS	RIPE
31.216.240.0/20	/20	AS21309 CASAWEB-AS	RIPE
31.216.240.0/20	/20	AS29177 ASCOTLC-AS	RIPE

IRR

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

Route	Origin	Source	Description	Maintained by
31.216.240.0/22	AS21309 CASAWEB-AS	RIPE	N	CASAWEB-MNT, MNT-ASCOTLC
31.216.240.0/22	AS29177 ASCOTLC-AS	RIPE	IT-ASCOTLCSPA-20110510_01	MNT-ASCOTLC, CASAWEB-MNT
31.216.240.0/20 covering	AS21309 CASAWEB-AS	RIPE	N	CASAWEB-MNT, MNT-ASCOTLC
31.216.240.0/20 covering	AS29177 ASCOTLC-AS	RIPE	Asco TLC S.p.A.	MNT-ASCOTLC, CASAWEB-MNT

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