University of Hawaii

Data as of 2026-09-06
BGP inherited
This organisation
Netblocks20 · 271,360 IPv4 addresses
IPv6 4 prefixes (largest 2604:8ac0::/32)
Also registered under this name 3,715 netblocks across 491 separate records
Record ID236376664
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (20)

⬇ export CSV
CIDR Org name Registry Status Confidence
128.171.0.0/16 University of Hawaii ARIN DIRECT ALLOCATION ● high
128.171.228.0/24 University of Hawaii BGP ANNOUNCED ● high
132.160.0.0/16 University of Hawaii ARIN DIRECT ALLOCATION ● high
132.160.0.0/17 University of Hawaii BGP ANNOUNCED ● high
132.160.128.0/18 University of Hawaii BGP ANNOUNCED ● high
132.160.192.0/23 University of Hawaii BGP ANNOUNCED ● high
132.160.214.0/24 University of Hawaii BGP ANNOUNCED ● high
146.5.224.0/19 University of Hawaii BGP ANNOUNCED ● high
166.122.0.0/16 University of Hawaii BGP ANNOUNCED ● high
168.105.0.0/16 University of Hawaii ARIN DIRECT ALLOCATION ● high
192.35.145.0/24 University of Hawaii BGP ANNOUNCED ● high
192.35.145.16/32 University of Hawaii PEERINGDB ASSIGNED ● high
192.48.34.0/24 University of Hawaii ARIN DIRECT ALLOCATION ● high
205.166.204.0/24 University of Hawaii BGP ANNOUNCED ● high
205.166.205.0/24 University of Hawaii BGP ANNOUNCED ● high
205.166.205.233/32 University of Hawaii PEERINGDB ASSIGNED ● high
2604:8ac0::/32 University of Hawaii BGP ANNOUNCED ● high
2604:8ac0:3000:1::1/128 University of Hawaii PEERINGDB ASSIGNED ● high
2607:f278::/32 University of Hawaii BGP ANNOUNCED ● high
2607:f278:2:4::2/128 University of Hawaii PEERINGDB ASSIGNED ● high

IPv6 ranges (4)

CIDR
2604:8ac0::/32
2607:f278::/32
2604:8ac0:3000:1::1/128
2607:f278:2:4::2/128

Footprint over time

11 weekly snapshots · JSON
26 +7 netblocks since 2026-07-05
2026-07-05 peak 26 2026-09-06

Domains hosted in this network

what's this?
hawaii.edu ulukau.org

Network trust

what's this?
RPKI hygiene: B how networks compare →
84.6% of checked blocks have valid RPKI ROA coverage (22 of 26)
No discrepancies found among checked blocks.

NIC Handles

AS35889 AS6360 AS6360 KS121-ARIN TN11-ARIN UNIVER-25-Z ZU32-ARIN ZU32-ARIN ZU32-ARIN ZU33-ARIN