Autonomous system
AS4 ISI-AS
Unclassified ARIN
Summary
USC Information Sciences Institute (ISI)
education research legacy
One of the oldest allocations on the internet (ISI-AS), belonging to the
Information Sciences Institute of the University of Southern California.
What it's used for
- Research networking for ISI, a computer science and networking research institute.
Notable
- A single-digit AS number reflects how early ISI connected. ISI was central to the early internet: home of Jon Postel and the original IANA functions.
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 | 35 |
Registry
Allocation record
- Registry
- ARIN
- Handle
AS4- Registry name
- ISI-AS
- Registrant
- University of Southern California
- Abuse contact
- action@isi.edu
- Registered
- 1984-02-22
- Last changed
- 2023-09-29
- 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