ASN Lookup Tool
AS55390 Tokyo University of Science

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
AS55390
Organisation
Tokyo University of Science
AS Name
TUSNET
IPv4 Addresses Announced
65,536
IPv4 Prefixes Announced
2
Bogon Prefixes Announced
0
IPv4 Space Rank
#3,560 out of 74,592
Registry
JPNIC
Registered Country
JP flag JP
Registration Date
Registration Change

Receiving From

ASN
Organisation
ASN
Organisation
JP flag Research Organization of Information and Systems National Institute of Informatics

Active Prefixes

Prefix
Range From
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