ASN Lookup Tool
AS2152 CSUNET-NW

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2152
Organisation
California State University, Office of the Chanc..
Name
CSUNET-NW
Total IPv4 Addresses
2002904
Total IPv4 Prefixes
2085
Total IPv6 Prefixes
954
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#219 out of 76,861
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1993-01-14
Registration Last Change
2022-07-15
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
US flagInternet2
US flagLevel 3 Parent, LLC
JP flagKDDI CORPORATION
US flagCox Communications Inc.
US flagSprint
Showing 5 of 21
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
FR flagZIOSTING SAS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
Showing 5 of 529
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Range From76.78.96.0
Range From130.17.0.0
Range To130.17.1.255
Showing 5 of 2085
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.