ASN Lookup Tool
AS4 University of Southern California

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

ASN Details

ASN
AS4
Organisation
University of Southern California
AS Name
ISI-AS
IPv4 Addresses Announced
69,632
IPv4 Prefixes Announced
56
Bogon Prefixes Announced
0
IPv4 Space Rank
#2,545 out of 74,219
Registry
ARIN
Registered Country
US flag US
Registration Date
1984-02-22
Registration Change
2012-03-13

Receiving From

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Organisation
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Showing 10 of 18 Results View More >

Transit To

ASN
Organisation
ASN
Organisation
NL flag SURF B.V.

Active Prefixes

Showing 10 of 56 Results View More >