AS398572 Monolithic Power Systems,Inc

MONOLITHICPOWER-SJC - Monolithic Power Systems,Inc · registered in the United States

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in United States#12,447largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#58,436of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS398572 in ASN lookup Look up an IP in this network (50.220.216.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

50.220.216.0/24
64.112.67.0/24

Similar-sized networks in United States

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AS398555#12446 CONCOR-2-398555 - Concordia University Nebraska512

AS398574#12448 COMMONWEALTH-CHARTER-ACADEMY - Commonwealth Charter Academy512

AS398581#12449 CYBERMAXX-01 - CyberMaxx LLC512

AS398670#12450 E-NETWORKS - Takk LLC512

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