AS10666 Allergan, Inc.

ALLERGAN - Allergan, Inc. · registered in the United States

IPv4 addresses7683 prefixes · <0.001% of announced IPv4

Rank in United States#9,302largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#43,728of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS10666 in ASN lookup Look up an IP in this network (162.116.11.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

162.116.11.0/24
162.116.33.0/24
162.116.126.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS10511#9299 COUNTRY-INSURANCE - CC Services, Inc768

AS10563#9300 ROCHELLEUTILITIES - Rochelle Municipal Utilities768

AS10634#9301 INET-COMPUTERS-INC - iNET Computers, Inc.768

AS10721#9303 THEAN8 - The Andersons Inc768

AS10899#9304 CARIS LIFE SCIENCES - Caris Life Sciences768

AS10944#9305 ABAG-10944 - Association of Bay Area Governments768

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