ResearchRouting table, looking glass, RPKI & IRR

72.163.80.0/20 CISCO SYSTEMS, INC.

Announced by AS109 CISCO SYSTEMS, INC. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 72.163.80.0/20

Prefix

Origin

AS109 CISCOSYSTEMS

RPKI

RPKI valid

Size

4,096 addresses

Less specific

More specifics

IRR route objects

0 exact, 3 covering

In RouteViews

2026-10-13 16:03 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 13760 6939 109

AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 109

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 109

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 109

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 6939×2 109

RPKI

Covered by a ROA authorizing AS109 to originate 72.163.0.0/16 up to /24. Validate another origin.

ROA prefix	Max length	Authorized origin	Trust anchor
72.163.0.0/16	/24	AS109 CISCOSYSTEMS	ARIN
72.163.0.0/16	/24	AS198949 Radware	ARIN

IRR

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

Route	Origin	Source	Description	Maintained by
72.163.0.0/16 covering	AS109 CISCOSYSTEMS	ARIN	170 West Tasman Drive San Jose CA 95134 United States	MNT-CS-2831
72.163.0.0/16 covering	AS109 CISCOSYSTEMS	RADB	CISCO SYSTEMS, INC 170 WEST TASMAN DRIVE SAN JOSE, CA 95134 US RP-SJC	MAINT-AS109
72.163.0.0/16 covering	AS198949 Radware	RADB	Cisco IT	MAINT-AS198949

Less specific

Announced prefixes that contain this one, most specific first.

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