AS27198 Indiana University

INDIANA-EXTERNAL - Indiana University · registered in the United States

IPv4 addresses66,8166 prefixes · 0.002% of announced IPv4

Rank in United States#863largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#2,618of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS27198 in ASN lookup Look up an IP in this network (149.159.128.1) All networks in United States

IPv4 prefixes

All 6 prefixes, in address order.

149.159.128.0/17
149.160.128.0/17
149.165.244.0/23
192.12.206.0/24
192.68.133.0/24
198.49.214.0/24

Other ASNs named Indiana University

3 other networks use the same organisation name; together with AS27198 they announce 722,230 IPv4 addresses.

ASNNameIPv4 addresses

AS87INDIANA-AS - Indiana University US622,848

AS19782INDIANAGIGAPOP - Indiana University US22,330

AS10680IU-RESEARCH - Indiana University US10,236

Similar-sized networks in United States

ASNNameIPv4 addresses

AS3152#860 FNAL-AS - Fermi National Accelerator Laboratory (Fermilab)66,816

AS16669#861 APPLIED-MATERIALS - Applied Materials66,816

AS22693#862 NERIC - Albany Schoharie Schenectady BOCES66,816

AS32104#864 WELLMONT-TN - Wellmont Health System66,816

AS33348#865 PIERCE-COUNTY - Pierce County66,816

AS62976#866 CAMPLINK - Camplink66,816

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