AS54911 SMR Communications Inc.

SUPERNET-1 - SMR Communications Inc. · registered in the United States

IPv4 addresses4,0961 prefixes · <0.001% of announced IPv4

Rank in United States#4,580largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#15,542of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS54911 in ASN lookup Look up an IP in this network (104.171.32.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

104.171.32.0/20

IPv6 prefixes

All 1 prefix.

2607:10c0::/48

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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