AS397511 Purdue University

PURDUE-RESEARCH - Purdue University · registered in the United States

IPv4 addresses9,7284 prefixes · <0.001% of announced IPv4

Rank in United States#2,998largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#9,243of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS397511 in ASN lookup Look up an IP in this network (128.210.231.1) All networks in United States

IPv4 prefixes

All 4 prefixes, in address order.

128.210.231.0/24
128.211.20.0/24
128.211.128.0/19
128.211.160.0/22

IPv6 prefixes

All 1 prefix.

2001:18e8:804::/48

Other ASNs named Purdue University

3 other networks use the same organisation name; together with AS397511 they announce 287,986 IPv4 addresses.

ASNNameIPv4 addresses

AS17PURDUE - Purdue University US233,458

AS401764PURDUE-NW - Purdue University US24,832

AS397501PURDUE-RESNET - Purdue University US19,968

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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