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ASN Lookup Tool
AS21578 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21578
Organisation
Universidad autonoma de Bucaramanga
Name
Private Use AS
Total IPv4 Addresses
768
Total IPv4 Prefixes
3
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#45,868 out of 77,424
Registry
Lacnic
Registered Country
CO flag CO
Registered Country Name
Colombia
Registered Date
2001-05-25
Registration Last Change
2016-09-29
Receiving From

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

ASN
Organisation
AS19429
CO flagETB - Colombia
IPv4 Active Prefixes

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

Prefix190.68.254.0/24
Range From190.68.254.0
Range To190.68.254.255
Prefix200.69.124.0/24
Range From200.69.124.0
Range To200.69.124.255
Prefix201.245.186.0/24
Range From201.245.186.0
Range To201.245.186.255
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.