AS25660 Fidium

CTC - Fidium · registered in the United States

IPv4 addresses12,54415 prefixes · <0.001% of announced IPv4

Rank in United States#2,642largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#8,030of 79,396 networks with IPv4

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

CountryUnited States18,679 ASNs registered there

Open AS25660 in ASN lookup Look up an IP in this network (64.198.221.1) All networks in United States

IPv4 prefixes

All 15 prefixes, in address order.

64.198.221.0/24
104.193.76.0/22
140.177.16.0/23
192.241.48.0/22
192.241.52.0/23
192.241.55.0/24
192.241.56.0/22
192.241.60.0/23
192.241.63.0/24
204.11.72.0/22
204.11.76.0/24
204.11.77.0/24
204.11.78.0/23
206.221.144.0/20
208.92.196.0/22

IPv6 prefixes

All 1 prefix.

2607:f7e0::/32

Other ASNs named Fidium

11 other networks use the same organisation name; together with AS25660 they announce 1,290,752 IPv4 addresses.

ASNNameIPv4 addresses

AS13977CTELCO - Fidium US505,600

AS14051SUREWEST - Fidium US195,840

AS6300CCI-TEXAS - Fidium US172,800

AS12042ENVENTIS - Fidium US147,200

AS5742CCINET - Fidium US95,744

AS13333CCI-PA-AS-1 - Fidium US81,152

AS13672FAIRPO-3 - Fidium US29,952

AS32645PIVOT - Fidium US26,368

AS22647CONSOLIDATED FLORIDA - Fidium US20,224

AS17093FAIRPOINT - Fidium US2,048

AS13673FAIRPO-3 - Fidium US1,280

Similar-sized networks in United States

ASNNameIPv4 addresses

AS21915#2639 MCOEORG95340 - Merced County Office of Education12,560

AS14212#2640 SANTA-CRUZ-EDNET - Santa Cruz County Office of Education12,548

AS398712#2641 ISPCONNECTED - ISPCONNECTED CORP12,544

AS26076#2643 INFINITECOM - Block Line Systems, LLC12,544

AS30165#2644 DALTON-UTILITIES-OPTILINK - Dalton Utilities12,544

AS40098#2645 CASNET - Community Antenna Service, Inc.12,544

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