ASN Lookup Tool
AS3428 ESnet

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
AS3428
Organisation
ESnet
AS Name
ESNET-AS
IPv4 Addresses Announced
92,928
IPv4 Prefixes Announced
7
Bogon Prefixes Announced
0
IPv4 Space Rank
#2,041 out of 75,316
Registry
ARIN
Registered Country
US flag US
Registration Date
1994-02-17
Registration Change
2012-04-10

Receiving From

ASN
Organisation
ASN
Organisation
US flag ESnet
ASN
Organisation
US flag University of Washington

Active Prefixes