AS19963 Dutchess County BOCES

DOSUB-1 - Dutchess County BOCES · registered in the United States

IPv4 addresses20,4805 prefixes · <0.001% of announced IPv4

Rank in United States#2,119largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#6,093of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS19963 in ASN lookup Look up an IP in this network (64.75.64.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

64.75.64.0/20
64.75.112.0/20
64.90.240.0/20
207.241.240.0/20
209.222.32.0/20

Similar-sized networks in United States

ASNNameIPv4 addresses

AS12133#2116 LISCO - Local Internet Service Company20,480

AS17389#2117 IHS-GROUP - Information Handling Services20,480

AS17403#2118 HSIS-AS - HyperSurf Internet Services, Inc.20,480

AS32204#2120 KPUNET - KPU Telecommunications20,480

AS33055#2121 BCC-65-182-96-0-PHX - Brinkster Communications Corporation20,480

AS18897#2122 MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.20,224

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