AS29900 GLENWOOD TELEPHONE MEMBERSHIP CORPORATION

GTMCNET - GLENWOOD TELEPHONE MEMBERSHIP CORPORATION · registered in the United States

IPv4 addresses8,7044 prefixes · <0.001% of announced IPv4

Rank in United States#3,144largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#9,871of 79,396 networks with IPv4

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

CountryUnited States18,679 ASNs registered there

Open AS29900 in ASN lookup Look up an IP in this network (66.146.240.1) All networks in United States

IPv4 prefixes

All 4 prefixes, in address order.

66.146.240.0/20
74.51.128.0/20
162.218.196.0/24
162.218.199.0/24

IPv6 prefixes

All 1 prefix.

2604:d4c0::/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