AS21873 Northeast Service Cooperative (ASN-NEWMN)

NEWMN - Northeast Service Cooperative (ASN-NEWMN) · registered in the United States

IPv4 addresses8,1926 prefixes · <0.001% of announced IPv4

Rank in United States#3,375largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#10,653of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS21873 in ASN lookup Look up an IP in this network (66.199.192.1) All networks in United States

IPv4 prefixes

All 6 prefixes, in address order.

66.199.192.0/20
66.199.208.0/21
66.199.216.0/23
66.199.218.0/24
66.199.219.0/24
66.199.220.0/22

Similar-sized networks in United States

ASNNameIPv4 addresses

AS21617#3372 NARA - National Archives and Records Administration8,192

AS21669#3373 NJ-STATEWIDE-LIBRARY-NETWORK - New Jersey State Library8,192

AS21709#3374 IMPLEX-NET - Implex.net, Inc.8,192

AS21918#3376 ELECTRONET - Metronet8,192

AS22275#3377 SECURENET-SYSTEMS - Securenet Systems, Inc.8,192

AS22523#3378 NMCOURTS-ASN - State of NM Administrative Office of the Courts8,192

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