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ASN Lookup Tool
AS18124 OUS-NET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS18124
Organisation
Okayama University of Science
Name
OUS-NET
Total IPv4 Addresses
65,536
Total IPv4 Prefixes
8
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3,332 out of 77,684
Registry
Jpnic
Registered Country
JP flag JP
Registered Country Name
Japan
Registered Date
Registration Last Change
Receiving From

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

ASN
Organisation
AS2907
JP flagfor assignment to JPNIC members
AS7670
ZZ flagEnecom,Inc.
IPv4 Active Prefixes

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

Prefix150.55.0.0/18
Range From150.55.0.0
Range To150.55.63.255
Prefix150.55.64.0/18
Range From150.55.64.0
Range To150.55.127.255
Prefix150.55.128.0/22
Range From150.55.128.0
Range To150.55.131.255
Prefix150.55.132.0/22
Range From150.55.132.0
Range To150.55.135.255
Prefix150.55.136.0/21
Range From150.55.136.0
Range To150.55.143.255
Showing 5 of 8
IPv6 Active Prefixes
Prefix2001:df0:3d80::/48
Range From2001:df0:3d80::
Range To2001:df0:3d80:ffff:ffff:ffff:ffff:ffff
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.