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ASN Lookup Tool
AS397151 DC2-AS

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS397151
Organisation
Trans Union, LLC
Name
DC2-AS
Total IPv4 Addresses
1536
Total IPv4 Prefixes
5
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#26,517 out of 77,435
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2018-11-09
Registration Last Change
2018-11-09
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS13335
US flagCloudflare, Inc.
AS6461
US flagZayo Bandwidth
IPv4 Active Prefixes

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

Prefix66.175.248.0/23
Range From66.175.248.0
Range To66.175.249.255
Prefix66.175.250.0/24
Range From66.175.250.0
Range To66.175.250.255
Prefix66.175.251.0/24
Range From66.175.251.0
Range To66.175.251.255
Prefix198.47.91.0/24
Range From198.47.91.0
Range To198.47.91.255
Prefix207.201.214.0/24
Range From207.201.214.0
Range To207.201.214.255
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.