AS46290 MtSAC

MTSAC - MtSAC · registered in the United States

IPv4 addresses65,5369 prefixes · 0.002% of announced IPv4

Rank in United States#1,262largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#3,366of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS46290 in ASN lookup Look up an IP in this network (140.144.0.1) All networks in United States

IPv4 prefixes

All 9 prefixes, in address order.

140.144.0.0/18
140.144.64.0/19
140.144.96.0/20
140.144.112.0/21
140.144.120.0/22
140.144.124.0/23
140.144.126.0/24
140.144.127.0/24
140.144.128.0/17

Similar-sized networks in United States

ASNNameIPv4 addresses

AS46158#1259 OCMBOCES - OCM BOCES65,536

AS46196#1260 RCIT-CORNET - County of Riverside65,536

AS46255#1261 CHARLOTTE-MECKLENBURG-SCHOOLS-NC - Charlotte-Mecklenburg Schools65,536

AS46335#1263 PVAMU - PRAIRIE VIEW A&M UNIVERSITY65,536

AS46341#1264 CPUC-AS-001 - California Public Utilities Commission65,536

AS46470#1265 SKIDMORE-I2-AS - Skidmore College65,536

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