AS32980 NeuStar, Inc.

NEUSTAR-AS5 - NeuStar, Inc. · registered in the United States

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in United States#11,384largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#50,949of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS32980 in ASN lookup Look up an IP in this network (156.154.89.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

156.154.89.0/24
156.154.90.0/24

Other ASNs named NeuStar, Inc.

1 other network uses the same organisation name; together with AS32980 they announce 7,936 IPv4 addresses.

ASNNameIPv4 addresses

AS7786NPAC - NeuStar, Inc. US7,424

Similar-sized networks in United States

ASNNameIPv4 addresses

AS32949#11381 UNITED-REFRIGERATION - UNITED REFRIGERATION INC512

AS32958#11382 HERITAGE-MEDICAL - Heritage Medical Associates, P.C.512

AS32973#11383 BCL-ASN - Bracebridge Capital, LLC512

AS33012#11385 VERTEX-RESEARCH-GROUP - Vertex Research Group, Inc.512

AS33016#11386 SMFE-BB - Payward, Inc.512

AS33046#11387 WESTERN-FARMERS-ELECTRIC-COOPERATIVE - WESTERN FARMERS ELECTRIC COOPERATIVE512

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