AS399554 Four States Fiber

FOUR-STATES-FIBER - Four States Fiber · registered in the United States

IPv4 addresses8,1923 prefixes · <0.001% of announced IPv4

Rank in United States#3,281largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#10,416of 79,396 networks with IPv4

IPv64,096 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS399554 in ASN lookup Look up an IP in this network (107.161.40.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

107.161.40.0/21
170.117.224.0/20
209.35.144.0/21

IPv6 prefixes

All 1 prefix.

2602:fc43::/36

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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