All ASNs

Autonomous System details for AS9426

AS9426

SingTel Optus Pty Ltd • optusnet.com.au

AS9426 — SingTel Optus Pty Ltd

AS Name

WESTPAC-AS-AP

Country

Australia (AU)

Website

optusnet.com.au

Number of IPv4

35,840

Number of IPv6

ASN type

Business

Status

Allocated

Registry

APNIC

Allocated

October 16, 1998

Last updated

January 15, 2021

IP Ranges

55 IPv4 prefixes

Prefix	Company	Number of IPs
110.5.80.0/22	Westpac Banking Corporation	1,024
110.5.80.0/24	Westpac Banking Corporation	256
110.5.81.0/24	Westpac Banking Corporation	256
110.5.82.0/24	Westpac Banking Corporation	256
110.5.83.0/24	Westpac Banking Corporation	256
110.5.84.0/22	Westpac Banking Corporation	1,024
110.5.84.0/24	Westpac Banking Corporation	256
110.5.85.0/24	Westpac Banking Corporation	256
110.5.86.0/24	Westpac Banking Corporation	256
110.5.87.0/24	Westpac Banking Corporation	256
110.5.88.0/22	Westpac Banking Corporation	1,024
110.5.88.0/24	Westpac Banking Corporation	256
110.5.89.0/24	Westpac Banking Corporation	256
110.5.90.0/24	Westpac Banking Corporation	256
110.5.91.0/24	Westpac Banking Corporation	256
110.5.92.0/22	Westpac Banking Corporation	1,024
110.5.92.0/24	Westpac Banking Corporation	256
110.5.93.0/24	Westpac Banking Corporation	256
110.5.94.0/24	Westpac Banking Corporation	256
110.5.95.0/24	Westpac Banking Corporation	256
166.120.0.0/22	Westpac Banking Corporation	1,024
166.120.0.0/24	Westpac Banking Corporation	256
166.120.1.0/24	Westpac Banking Corporation	256
166.120.3.0/24	Westpac Banking Corporation	256
166.120.4.0/22	Westpac Banking Corporation	1,024
166.120.4.0/24	Westpac Banking Corporation	256
166.120.5.0/24	Westpac Banking Corporation	256
166.120.6.0/24	Westpac Banking Corporation	256
166.120.7.0/24	Westpac Banking Corporation	256
166.120.64.0/19	Westpac Banking Corporation	8,192
166.120.64.0/22	Westpac Banking Corporation	1,024
166.120.65.0/24	Westpac Banking Corporation	256
166.120.66.0/24	Westpac Banking Corporation	256
166.120.80.0/20	Westpac Banking Corporation	4,096
166.120.164.0/22	Westpac Banking Corporation	1,024
166.120.164.0/24	Westpac Banking Corporation	256
166.120.165.0/24	Westpac Banking Corporation	256
166.120.167.0/24	Westpac Banking Corporation	256
166.120.200.0/22	Westpac Banking Corporation	1,024
166.120.202.0/24	Westpac Banking Corporation	256
166.120.203.0/24	Westpac Banking Corporation	256
166.120.212.0/22	Westpac Banking Corporation	1,024
166.120.212.0/24	Westpac Banking Corporation	256
166.120.216.0/22	Westpac Banking Corporation	1,024
166.120.216.0/24	Westpac Banking Corporation	256
203.16.39.0/24	Westpac Banking Corporation	256
203.23.44.0/24	Westpac Banking Corporation	256
203.24.0.0/22	Westpac Banking Corporation	1,024
203.24.1.0/24	Westpac Banking Corporation	256
203.24.3.0/24	Westpac Banking Corporation	256
203.24.4.0/22	Westpac Banking Corporation	1,024
203.24.4.0/24	Westpac Banking Corporation	256
203.24.5.0/24	Westpac Banking Corporation	256
203.24.6.0/24	Westpac Banking Corporation	256
203.24.7.0/24	Westpac Banking Corporation	256

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS9426

1 peers

AS2764

AS9426 peers with these other Autonomous Systems.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS9426

3 upstreams

AS1221 AS7474 AS32787

AS9426 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS9426 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS9426

0 downstreams

AS9426 has no downstreams recorded.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.