AS399134 Fitchburg Fiber LLC

FF - Fitchburg Fiber LLC · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#17,623largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#78,546of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS399134 in ASN lookup Look up an IP in this network (52.124.25.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

52.124.25.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS399124#17620 MAJES-20 - Majesco256

AS399131#17621 CITY-OF-DAYTON-TN-PUBLIC - City of Dayton256

AS399132#17622 AS-GNS - Genesis Network Solutions, INC.256

AS399142#17624 RCSO-01 - Randall County Sheriff's Office256

AS399145#17625 SUMO-SC - Sumo Capital LLC256

AS399148#17626 ZETALINK - Zetalink256

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