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ASN Lookup Tool
AS4583 THOMSON-REUTERS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS4583
Organisation
West Publishing Corporation
Name
THOMSON-REUTERS
Total IPv4 Addresses
6,912
Total IPv4 Prefixes
12
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#12,206 out of 79,049
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1995-05-01
Registration Last Change
2021-10-04
Receiving From

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

ASN
Organisation
AS7018
US flagAT&T Enterprises, LLC
AS3356
US flagLevel 3 Parent, LLC
AS702
US flagVerizon Business
AS6461
US flagZayo Bandwidth
AS2686
US flagAT&T Enterprises, LLC
IPv4 Active Prefixes

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

PrefixRange FromRange To
155.46.136.0/22155.46.136.0155.46.139.255
155.46.140.0/24155.46.140.0155.46.140.255
155.46.141.0/24155.46.141.0155.46.141.255
155.46.142.0/24155.46.142.0155.46.142.255
155.46.143.0/24155.46.143.0155.46.143.255
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