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ASN Lookup Tool
AS21540 WBD-US-WEST-ASN1

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21540
Organisation
Lewis Roca Rothgerber LLP
Name
WBD-US-WEST-ASN1
Total IPv4 Addresses
256
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#62,160 out of 78,793
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2001-05-18
Registration Last Change
2025-02-27
Receiving From

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

ASN
Organisation
AS174
US flagCogent Communications
AS12025
US flagIron Mountain Data Center
IPv4 Active Prefixes

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

Prefix64.16.108.0/24
Range From64.16.108.0
Range To64.16.108.255