AS32524 Grupo-SMS USA, LLC

GRUPO-SMS - Grupo-SMS USA, LLC · registered in the United States

IPv4 addresses17,40812 prefixes · <0.001% of announced IPv4

Rank in United States#2,248largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#6,630of 79,396 networks with IPv4

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

CountryUnited States18,679 ASNs registered there

Open AS32524 in ASN lookup Look up an IP in this network (66.244.128.1) All networks in United States

IPv4 prefixes

All 12 prefixes, in address order.

66.244.128.0/20
68.225.24.0/24
100.42.192.0/23
100.42.194.0/24
100.42.196.0/22
100.42.200.0/21
162.208.112.0/22
192.30.176.0/21
199.38.200.0/22
199.87.184.0/21
199.255.24.0/22
208.82.136.0/21

IPv6 prefixes

All 1 prefix.

2604:dc80::/32

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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