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AS5742 Fidium

CCINET - Fidium · registered in the United States

IPv4 addresses95,74473 prefixes · 0.003% of announced IPv4
Rank in United States#646largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide#1,945of 79,396 networks with IPv4
IPv61 x /32 (65,536 x /48)1 prefixes
CountryUnited States18,679 ASNs registered there
Open AS5742 in ASN lookup Look up an IP in this network (66.116.0.1) All networks in United States

IPv4 prefixes

All 73 prefixes, in address order.

  • 66.116.0.0/19
  • 66.116.32.0/20
  • 66.116.48.0/21
  • 66.116.56.0/24
  • 66.116.58.0/23
  • 66.116.60.0/23
  • 66.116.62.0/24
  • 66.243.220.0/23
  • 67.58.248.0/21
  • 67.158.184.0/21
  • 69.50.45.0/24
  • 70.9.128.0/18
  • 71.181.50.0/23
  • 71.181.52.0/23
  • 71.181.56.0/23
  • 71.181.60.0/23
  • 72.95.86.0/24
  • 72.251.160.0/22
  • 72.251.164.0/23
  • 72.251.166.0/23
  • 72.251.176.0/23
  • 72.251.178.0/24
  • 72.251.180.0/22
  • 72.251.184.0/22
  • 72.251.188.0/23
  • 72.251.190.0/23
  • 74.209.12.0/22
  • 76.76.18.0/24
  • 104.152.7.0/24
  • 135.26.192.0/19
  • 156.47.32.0/19
  • 174.34.240.0/24
  • 198.17.66.0/24
  • 208.68.80.0/22
  • 208.124.96.0/23
  • 208.124.98.0/23
  • 208.124.100.0/22
  • 208.124.104.0/23
  • 208.124.106.0/24
  • 208.124.107.0/24
  • 208.124.108.0/22
  • 208.124.112.0/21
  • 208.124.120.0/24
  • 208.124.121.0/24
  • 208.124.122.0/23
  • 209.105.136.0/23
  • 209.105.144.0/21
  • 209.105.152.0/22
  • 209.105.171.0/24
  • 209.105.174.0/23
  • 209.105.179.0/24
  • 209.105.189.0/24
  • 209.105.190.0/23
  • 209.107.224.0/21
  • 209.107.232.0/22
  • 209.107.236.0/22
  • 209.107.240.0/22
  • 209.107.244.0/23
  • 209.107.246.0/23
  • 209.107.248.0/21
  • 216.176.64.0/23
  • 216.176.66.0/23
  • 216.176.68.0/23
  • 216.176.70.0/23
  • 216.176.72.0/23
  • 216.176.74.0/24
  • 216.176.75.0/24
  • 216.176.76.0/22
  • 216.176.80.0/20
  • 216.227.34.0/23
  • 216.227.36.0/22
  • 216.227.85.0/24
  • 216.227.121.0/24

IPv6 prefixes

All 1 prefix.

  • 2605:db80::/32

Other ASNs named Fidium

11 other networks use the same organisation name; together with AS5742 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
AS13333CCI-PA-AS-1 - Fidium US81,152
AS13672FAIRPO-3 - Fidium US29,952
AS32645PIVOT - Fidium US26,368
AS22647CONSOLIDATED FLORIDA - Fidium US20,224
AS25660CTC - Fidium US12,544
AS17093FAIRPOINT - Fidium US2,048
AS13673FAIRPO-3 - Fidium US1,280

Similar-sized networks in United States

ASNNameIPv4 addresses
AS300#643 DNIC-AS-00300 - United States Department of Defense (DoD)96,512
AS40237#644 UNITED-TELEPHONE - United Telephone Company96,256
AS23314#645 ORLANDOTELCO - Summit Broadband96,000
AS32787#647 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc.95,744
AS27257#648 WEBAIR-INTERNET - Webair Internet Development Company Inc.95,488
AS33425#649 COREWEAVE - CoreWeave, Inc95,232

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