ASN Lookup Tool
AS203 Level 3 Parent LLC

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An 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.

ASN Lookup for:

AS203

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ASN Extended Info API

ASN Details

ASN
AS203
Organisation
Level 3 Parent LLC
AS Name
CENTURYLINK-LEGACY-LVLT-203
IPv4 Addresses Announced
279,520
IPv4 Prefixes Announced
220
Bogon Prefixes Announced
0
IPv4 Space Rank
#899 out of 75,079
Registry
ARIN
Registered Country
US flag US
Registration Date
2002-06-05
Registration Change
2019-12-04

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Active Prefixes

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