University of California, Santa Barbara
AS131 is University of California, Santa Barbara (ucsb.edu). It announces 132,096 IPv4 addresses in 5 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 1987-09-30· education
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States132,096 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UCSB-NET-AS
- name
- University of California, Santa Barbara
- org
- UCSB-Z
- org name
- University of California, Santa Barbara
- org address
- Office of Information Technology, North Hall 2124, Santa Barbara, CA, 93106-3201
- org city
- Santa Barbara
- org country
- US
- country
- US
- source
- arin
- created
- 1987-09-30
- updated
- 2024-04-26
- abuse name
- Network Security
- abuse email
- security@ucsb.edu
- abuse phone
- +1-805-893-5080
- abuse kind
- role
- abuse city
- Santa Barbara
- abuse country
- US
- admin name
- Kevin Schmidt
- admin email
- kps@ucsb.edu
- admin phone
- +1-805-893-7779
- admin kind
- person
- admin city
- Santa Barbara
- admin country
- US
- tech name
- Kevin Schmidt
- tech email
- kps@ucsb.edu
- tech phone
- +1-805-893-7779
- tech kind
- person
- tech city
- Santa Barbara
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP27vpngate0.02%
- geonode, dataimpulse, geonix0.05%
- None here
- None here
- 0.00%
- None here
- Hosting IP17,15212.98%
- None here
- None here
- None here
- SSH IP1,6051.22%
- 0.00%
- 0.03%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 128.111.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 169.231.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 192.35.222.0/24 | United States | not found | 19 | 2026-10-02 |
| 192.150.216.0/23 | United States | not found | 19 | 2026-10-02 |
| 199.120.153.0/24 | United States | not found | 19 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2607:f378::/32 | United States | not found | 20 | 2026-10-02 |
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