// ASN

AS21559

OSNET - OSNET, PR

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN: AS21559
Organization: OSNET
Description: OSNET - OSNET, PR
Country: PR
State / Region: PR
City: Humacao
Address: PO BOX 819
Registry (RIR): ARIN
Created: 2010-06-06
Updated: 2025-09-18
IPv4 Prefixes: 42
IPv6 Prefixes: 1

IPv4 Prefixes

42 total · showing first 10

104.218.240.0/22
104.218.241.0/24
104.238.192.0/22
104.238.232.0/23
149.18.21.0/24
149.18.39.0/24
154.64.208.0/21
154.64.216.0/21
167.94.224.0/23
167.94.225.0/24

IPv6 Prefixes

1 total

2604:1cc0::/32

What is AS21559?

AS21559 is an Autonomous System Number (ASN) assigned to OSNET. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.

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