AS22139 County of Marin

MARIN-COUNTY-01 - County of Marin · registered in the United States

IPv4 addresses1,2803 prefixes · <0.001% of announced IPv4

Rank in United States#7,479largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#28,518of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS22139 in ASN lookup Look up an IP in this network (199.88.76.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

199.88.76.0/23
199.88.79.0/24
199.88.114.0/23

Other ASNs named County of Marin

1 other network uses the same organisation name; together with AS22139 they announce 9,472 IPv4 addresses.

ASNNameIPv4 addresses

AS10309MARIN-MIDAS - County of Marin US8,192

Similar-sized networks in United States

ASNNameIPv4 addresses

AS22034#7476 MCMNET - MCMASTER CARR SUPPLY COMPANY1,280

AS22111#7477 ELOYALTY - Mattersight Corporation1,280

AS22134#7478 PETSMART - PetSmart LLC1,280

AS22300#7480 FANDOM - Wikia, Inc.1,280

AS22330#7481 CATALINAMKT - Catalina Marketing Corporation1,280

AS22546#7482 WEYERHAEUSER - Weyerhaeuser Company1,280

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources