AS11995 Oregon Health & Science University

OHSU - Oregon Health & Science University · registered in the United States

IPv4 addresses133,1203 prefixes · 0.004% of announced IPv4

Rank in United States#464largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#1,478of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS11995 in ASN lookup Look up an IP in this network (129.95.0.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

129.95.0.0/16
137.53.0.0/16
204.63.232.0/21

Similar-sized networks in United States

ASNNameIPv4 addresses

AS3512#461 EUSHC - Emory University133,376

AS89#462 DNIC-AS-00089 - Navy Network Information Center (NNIC)133,120

AS427#463 AFCONC-BLOCK1-AS - Air Force Systems Networking133,120

AS14499#465 ALORICA - ALORICA INC132,864

AS23352#466 SERVERCENTRAL - DEFT.COM132,608

AS3562#467 SNLL-NET-AS - Sandia National Laboratories132,608

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