AS16423 NETTOGO

NETTOGO-BLK - NETTOGO · registered in the United States

IPv4 addresses8,1921 prefixes · <0.001% of announced IPv4

Rank in United States#3,255largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#10,240of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS16423 in ASN lookup Look up an IP in this network (216.21.64.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

216.21.64.0/19

IPv6 prefixes

All 1 prefix.

2606:3080::/32

Similar-sized networks in United States

ASNNameIPv4 addresses

AS13409#3252 PDX - PORTLAND INTERNETWORKS8,192

AS13549#3253 MERCURY - Mercury Network Corporation8,192

AS14237#3254 BEAMSPEED1 - Beamspeed LLC8,192

AS19170#3256 MISN - Meramec Interactive Services Network8,192

AS20318#3257 NIACOM - Niacom Holdings, LLC8,192

AS20382#3258 OANET - OA.NET8,192

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