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ASN Lookup Tool
AS18564 SJU149068

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS18564
Organisation
St. John's University, New York
Name
SJU149068
Total IPv4 Addresses
66048
Total IPv4 Prefixes
23
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,827 out of 77,398
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2006-11-27
Registration Last Change
2012-03-02
Receiving From

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

ASN
Organisation
AS174
US flagCogent Communications
AS12271
US flagCharter Communications Inc
AS3630
US flagNYSERNet
AS3754
US flagNYSERNet
IPv4 Active Prefixes

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

Prefix38.105.194.0/24
Range From38.105.194.0
Range To38.105.194.255
Prefix38.108.196.0/24
Range From38.108.196.0
Range To38.108.196.255
Prefix149.68.0.0/22
Range From149.68.0.0
Range To149.68.3.255
Prefix149.68.4.0/23
Range From149.68.4.0
Range To149.68.5.255
Prefix149.68.6.0/24
Range From149.68.6.0
Range To149.68.6.255
Showing 5 of 23
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.