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ASN Lookup Tool
AS11237 Private Use AS

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS11237
Organisation
UNIVERSIDAD EAFIT
Name
Private Use AS
Total IPv4 Addresses
4096
Total IPv4 Prefixes
7
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#16,562 out of 77,447
Registry
Lacnic
Registered Country
CO flag CO
Registered Country Name
Colombia
Registered Date
1998-05-26
Registration Last Change
2004-03-15
Receiving From

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

ASN
Organisation
AS3549
US flagLevel 3 Parent, LLC
AS262589
BR flagINTERNEXA Brasil Operadora de Telecomunicações S..
IPv4 Active Prefixes

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

Prefix200.12.176.0/21
Range From200.12.176.0
Range To200.12.183.255
Prefix200.12.184.0/23
Range From200.12.184.0
Range To200.12.185.255
Prefix200.12.186.0/24
Range From200.12.186.0
Range To200.12.186.255
Prefix200.12.187.0/24
Range From200.12.187.0
Range To200.12.187.255
Prefix200.12.188.0/24
Range From200.12.188.0
Range To200.12.188.255
Showing 5 of 7
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.