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ASN Lookup Tool
AS21838 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21838
Organisation
IMPSAT FIBER NETWORKS INC
Name
Private Use AS
Total IPv4 Addresses
4
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#77,634 out of 77,666
Registry
Lacnic
Registered Country
AR flag AR
Registered Country Name
Argentina
Registered Date
2001-06-27
Registration Last Change
2024-04-01
Receiving From

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

ASN
Organisation
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS49544
NL flagi3D.net B.V
AS7004
CL flagCTC Transmisiones Regionales S.A.
AS263237
CL flagPowerHost Telecom SPA
AS64112
CL flagPIT CHILE SP
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS3549
US flagLevel 3 Parent, LLC
IPv4 Active Prefixes

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

Prefix200.23.206.0/24
Range From200.23.206.0
Range To200.23.206.255
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.