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ASN Lookup Tool
AS2021 UNISYS-INT

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2021
Organisation
Unisys Corporation
Name
UNISYS-INT
Total IPv4 Addresses
1536
Total IPv4 Prefixes
3
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#27,338 out of 77,396
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1992-11-03
Registration Last Change
2012-06-01
Receiving From

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

ASN
Organisation
AS3549
US flagLevel 3 Parent, LLC
AS2688
US flagAT&T Corp.
AS52925
BR flagAscenty Data Centers e Telecomunicações S/A
IPv4 Active Prefixes

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

Prefix192.59.56.0/22
Range From192.59.56.0
Range To192.59.59.255
Prefix192.59.81.0/24
Range From192.59.81.0
Range To192.59.81.255
Prefix192.59.155.0/24
Range From192.59.155.0
Range To192.59.155.255
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.