Autonomous system
AS131 UCSB-NET-AS
Unclassified ARIN
IPv4 addresses
132K
7 prefixes
IPv6 prefixes
3
counted as prefixes, not addresses
Countries
1
mostly US
Flagged prefixes
4
see address space
Summary
University of California, Santa Barbara
education university research legacy
An early allocation (UCSB-NET-AS) serving the University of California, Santa
Barbara.
What it's used for
- Campus, research, and administrative networking for UC Santa Barbara.
Notable
- An institutional / "eyeball" network for a research university, not commercial hosting. The low AS number reflects UCSB's very early role on the network.
Interesting
- UCSB hosted one of the first four ARPANET nodes in 1969, making it a foundational site in the internet's origins.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Address space
Summary
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 10 |
Registry
Allocation record
- Registry
- ARIN
- Handle
AS131- Registry name
- UCSB-NET-AS
- Registrant
- University of California, Santa Barbara
- Abuse contact
- security@ucsb.edu
- Registered
- 1987-09-30
- Last changed
- 2024-04-26
- Status
- active
Reputation
Classification and threat
Unclassified Not in the curated lists. Most of the ~80,000 allocated ASNs are not.
No IC3 indicators Nothing from the FBI IC3 feed.
Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere