ASN Lookup Tool
AS23520 COLUMBUS-NETWORKS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS23520
Organisation
Columbus Networks USA, Inc.
Name
COLUMBUS-NETWORKS
Total IPv4 Addresses
157440
Total IPv4 Prefixes
230
Total IPv6 Prefixes
172
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,320 out of 76,853
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2002-04-02
Registration Last Change
2017-03-08
Receiving From

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

ASN
Organisation
US flagCogent Communications
BR flagV tal
US flagSoftLayer Technologies Inc.
CH flagSwisscom (Schweiz) AG
NL flagLiberty Global B.V.
Showing 5 of 14
Transit To

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

 

ASN
Organisation
CO flagLINAGE COMUNICACIONES SAS
DO flagCORPORACIÓN DE COMUNICACIONES Y TELEFONÍA TURÍST..
CO flagVALLE ISP S.A.S.
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
Showing 5 of 170
IPv4 Active Prefixes

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

Range From63.245.0.0
Range To63.245.0.255
Range From63.245.1.0
Range To63.245.1.255
Showing 5 of 230
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.