AS21952 Neill Corporation

NEILL-CORPORATION - Neill Corporation · registered in the United States

IPv4 addresses1,7923 prefixes · <0.001% of announced IPv4

Rank in United States#6,649largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#25,108of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS21952 in ASN lookup Look up an IP in this network (208.64.208.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

208.64.208.0/23
208.64.215.0/24
208.245.20.0/22

Other ASNs named Neill Corporation

1 other network uses the same organisation name; together with AS21952 they announce 2,560 IPv4 addresses.

ASNNameIPv4 addresses

AS63105NEILL-BTR - Neill Corporation US768

Similar-sized networks in United States

ASNNameIPv4 addresses

AS21758#6646 MODINE-MANUFACTURING - Modine Manufacturing Company1,792

AS21799#6647 MWDSC - Metropolitan Water District of Southern California1,792

AS21869#6648 SUN-CHEMICAL - Sun Chemical Corporation1,792

AS22002#6650 SYSTEMS-SOLUTIONS-OF-PADUCAH-INC - Systems Solutions of Paducah, Inc.1,792

AS22334#6651 FERGUSON - Ferguson Enterprises, LLC1,792

AS22474#6652 SAINT-LUKES-HEALTH-SYSTEM-AS - Saint Luke's Health System1,792

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