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ASN Lookup Tool
AS27313 SPENCER-STUART

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS27313
Organisation
Spencer Stuart
Name
SPENCER-STUART
Total IPv4 Addresses
1,280
Total IPv4 Prefixes
5
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#29,727 out of 77,684
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2008-05-12
Registration Last Change
2024-10-22
Receiving From

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

ASN
Organisation
AS16509
US flagAmazon.com, Inc.
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications
AS14618
US flagAmazon.com, Inc.
IPv4 Active Prefixes

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

Prefix204.79.137.0/24
Range From204.79.137.0
Range To204.79.137.255
Prefix204.79.138.0/24
Range From204.79.138.0
Range To204.79.138.255
Prefix204.79.139.0/24
Range From204.79.139.0
Range To204.79.139.255
Prefix204.79.140.0/24
Range From204.79.140.0
Range To204.79.140.255
Prefix204.79.172.0/24
Range From204.79.172.0
Range To204.79.172.255
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.