AS46985 The Regents of the University of California - University of California, San Diego.

HPWREN - The Regents of the University of California - University of California, San Diego. · registered in the United States

IPv4 addresses4,8664 prefixes · <0.001% of announced IPv4

Rank in United States#4,156largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#13,849of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS46985 in ASN lookup Look up an IP in this network (69.196.48.1) All networks in United States

IPv4 prefixes

All 4 prefixes, in address order.

69.196.48.0/20
137.164.23.180/31
198.202.124.0/23
205.154.251.0/24

Other ASNs named The Regents of the University of California - University of California, San Diego.

1 other network uses the same organisation name; together with AS46985 they announce 11,634 IPv4 addresses.

ASNNameIPv4 addresses

AS26397OPTIPUTER - The Regents of the University of California - University of California, San Diego. US6,768

Similar-sized networks in United States

ASNNameIPv4 addresses

AS399150#4153 ISPEXCHANGECORP - ispexchangecorp5,120

AS401479#4154 DBM-ASN-KC - Database Mart LLC5,120

AS395266#4155 KEYSIGHT-TECHNOLOGIES - Keysight Technologies, Inc4,880

AS26073#4157 COFRACTAL-001 - Cofractal, Inc.4,864

AS15626#4158 ITL-UA ROUTE 95 LLC4,864

AS11598#4159 RECOL-CT - Cloudsmart4,864

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