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AS3681 Florida International University

FIU - Florida International University · registered in the United States

IPv4 addresses65,53617 prefixes · 0.002% of announced IPv4
Rank in United States#1,049largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide#2,966of 79,396 networks with IPv4
IPv61 x /481 prefixes
CountryUnited States18,679 ASNs registered there
Open AS3681 in ASN lookup Look up an IP in this network (131.94.0.1) All networks in United States

IPv4 prefixes

All 17 prefixes, in address order.

  • 131.94.0.0/23
  • 131.94.2.0/24
  • 131.94.3.0/24
  • 131.94.4.0/22
  • 131.94.8.0/21
  • 131.94.16.0/20
  • 131.94.32.0/19
  • 131.94.64.0/21
  • 131.94.72.0/21
  • 131.94.80.0/23
  • 131.94.82.0/24
  • 131.94.83.0/24
  • 131.94.84.0/22
  • 131.94.88.0/22
  • 131.94.92.0/22
  • 131.94.96.0/19
  • 131.94.128.0/17

IPv6 prefixes

All 1 prefix.

  • 2001:468:701::/48

Other ASNs named Florida International University

1 other network uses the same organisation name; together with AS3681 they announce 67,584 IPv4 addresses.

ASNNameIPv4 addresses
AS20080AMPATH - Florida International University US2,048

Similar-sized networks in United States

ASNNameIPv4 addresses
AS3495#1046 SENATE-AS - US Senate65,536
AS1657#1047 LOUISVILLE - University of Louisville65,536
AS2640#1048 AMESLAB-AS - Ames Laboratory65,536
AS4597#1050 MILLIPORE - Millipore Corp.65,536
AS5058#1051 NRL-EXP - Navy Network Information Center (NNIC)65,536
AS5376#1052 DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD)65,536

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