AS31753 Inmarsat Government

INMARSAT-GOVERNMENT-1 - Inmarsat Government · registered in the United States

IPv4 addresses18,68816 prefixes · <0.001% of announced IPv4

Rank in United States#2,189largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#6,372of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS31753 in ASN lookup Look up an IP in this network (38.91.41.1) All networks in United States

IPv4 prefixes

All 16 prefixes, in address order.

38.91.41.0/24
38.103.124.0/24
63.251.94.0/24
64.235.112.0/20
68.66.176.0/20
74.84.32.0/22
74.84.36.0/23
74.84.38.0/23
74.84.40.0/21
74.84.48.0/21
74.84.56.0/22
74.84.60.0/22
109.232.8.0/23
109.232.10.0/24
109.232.11.0/24
212.165.116.0/23

Other ASNs named Inmarsat Government

1 other network uses the same organisation name; together with AS31753 they announce 18,688 IPv4 addresses.

ASNNameIPv4 addresses

AS397496INMARSAT-GOVERNMENT - Inmarsat Government USIPv6 only

Similar-sized networks in United States

ASNNameIPv4 addresses

AS19113#2186 DUKE-ENERGY - Duke Energy Corporation18,688

AS20249#2187 AS20249 - Jefferies LLC18,688

AS25712#2188 CSIPADKY - Computer Services Inc18,688

AS36426#2190 ISOTRASN - IsoTropic Networks, Inc.18,688

AS63448#2191 HOLSTON-1 - HOLSTON ELECTRIC COOPERATIVE18,688

AS398777#2192 PIONEER-CONNECT - Pioneer Connect18,688

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