University of California, Santa Cruz
Data as of 2026-08-16
BGP inherited
Cluster stats
| Netblocks | 5 · 131,584 IPv4 addresses |
| IPv6 | 1 prefix (largest 2607:f5f0::/32) |
| All fragments | 17 blocks across 2 clusters |
| Cluster ID | 222407686 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 128.114.0.0/16 | University of California, Santa Cruz | BGP | ANNOUNCED | ● high |
| 169.233.0.0/16 | University of California, Santa Cruz | BGP | ANNOUNCED | ● high |
| 192.35.220.0/24 | University of California, Santa Cruz | ARIN | DIRECT ALLOCATION | ● high |
| 192.35.223.0/24 | University of California, Santa Cruz | ARIN | DIRECT ALLOCATION | ● high |
| 2607:f5f0::/32 | University of California, Santa Cruz | BGP | ANNOUNCED | ● high |
IPv6 ranges (1)
| CIDR |
|---|
| 2607:f5f0::/32 |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: C
how networks compare →
50.0%
of checked blocks have valid RPKI ROA coverage
(3 of 6)
No discrepancies found among checked blocks.
NIC Handles
AS5739
UCSC
UCSCN-ARIN
UCSCN-ARIN
UCSCN-ARIN
UCSCN1-ARIN
UCSCN1-ARIN