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ASN Lookup Tool
AS21559 OSNET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21559
Organisation
OSNET Wireless
Name
OSNET
Total IPv4 Addresses
27648
Total IPv4 Prefixes
49
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#5,499 out of 77,412
Registry
Arin
Registered Country
PR flag PR
Registered Country Name
Puerto Rico
Registered Date
2010-07-07
Registration Last Change
2013-06-28
Receiving From

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

ASN
Organisation
AS174
US flagCogent Communications
AS3257
US flagGTT Communications Inc.
AS36351
US flagSoftLayer Technologies Inc.
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS4181
US flagTDS TELECOM
Showing 5 of 42
Transit To

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

 

ASN
Organisation
AS40414
PR flagOptivon, Inc.
AS393573
PR flagFuse Telecom LLC
AS39963
PR flagIP SOLUTIONS, INC.
AS46868
PR flagVPNET INC
AS395471
PR flagData@ccess Communication, Inc.
Showing 5 of 41
IPv4 Active Prefixes

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

Prefix38.2.160.0/19
Range From38.2.160.0
Range To38.2.191.255
Prefix38.87.232.0/22
Range From38.87.232.0
Range To38.87.235.255
Prefix38.87.237.0/24
Range From38.87.237.0
Range To38.87.237.255
Prefix38.87.238.0/23
Range From38.87.238.0
Range To38.87.239.255
Prefix38.107.88.0/21
Range From38.107.88.0
Range To38.107.95.255
Showing 5 of 49
IPv6 Active Prefixes
Prefix2604:1cc0::/32
Range From2604:1cc0::
Range To2604:1cc0:ffff:ffff:ffff:ffff:ffff:ffff
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.