ResearchRouting table, looking glass, RPKI & IRR

199.88.76.0/23 County of Marin

Announced by AS22139 County of Marin. RPKI not found Seen by 5 of our 5 looking glass sessions. Also originated by AS10309

Summary

What the table says about 199.88.76.0/23

Prefix

Origin

AS22139 MARIN-COUNTY-01

RPKI

RPKI not found

Size

512 addresses

Less specific

none

More specifics

IRR route objects

3 exact, 2 covering

In RouteViews

2026-10-12 16:02 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 46375×3 22139

AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 7018 10309×3

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 46375 22139

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 46375 22139

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 46375×3 22139

RPKI

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

IRR

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

Route	Origin	Source	Description	Maintained by
199.88.76.0/23	AS22139 MARIN-COUNTY-01	ALTDB	Sonic.net, Inc.	MAINT-SONIC
199.88.76.0/23	AS10309 MARIN-MIDAS	RADB	County Subnet	MAINT-AS10309
199.88.76.0/23	AS22139 MARIN-COUNTY-01	RADB	County Subnet	MAINT-AS10309
199.88.64.0/18 covering	AS7132 SBIS-AS	RADB	San Francisco, CA SBC Internet Services County of Marin	MAINT-AS7132
199.88.64.0/18 covering	AS23489 MARINK12	RADB	Marin County Office of Education Marin County, CA	MAINT-AS2150

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