AS7575 Australian Academic and Research Network (AARNet)

AARNET-AS-AP - Australian Academic and Research Network (AARNet) · registered in Australia

IPv4 addresses1,135,102187 prefixes · 0.036% of announced IPv4

Rank in Australia#5largest network in AU by IPv4 space, of 1,660 · 2.91% of AU

Rank worldwide#328of 79,396 networks with IPv4

IPv66 x /32 (393,217 x /48)108 prefixes

CountryAustralia1,688 ASNs registered there

Open AS7575 in ASN lookup Look up an IP in this network (103.36.12.1) All networks in Australia

IPv4 prefixes

All 187 prefixes, in address order.

103.36.12.0/24
103.68.92.0/24
103.77.199.0/24
103.80.128.0/24
103.84.224.0/24
103.90.208.0/24
103.105.112.0/24
103.204.14.0/24
103.205.231.0/24
103.254.92.0/23
113.197.0.0/20
129.96.0.0/16
130.56.0.0/16
131.170.0.0/22
131.170.4.0/23
131.170.6.0/23
131.170.8.0/21
131.170.16.0/20
131.170.32.0/19
131.170.64.0/18
131.170.128.0/18
131.170.192.0/19
131.170.224.0/20
131.170.240.0/21
131.170.248.0/22
131.170.252.0/22
131.181.0.0/16
132.234.0.0/17
132.234.128.0/18
132.234.192.0/19
132.234.226.0/23
132.234.228.0/22
132.234.232.0/21
132.234.240.0/20
134.115.0.0/16
134.148.0.0/16
137.92.0.0/16
137.111.0.0/16
138.7.0.0/18
138.7.67.0/24
138.7.152.0/23
138.7.191.0/24
138.7.193.0/24
138.25.0.0/18
138.25.64.0/23
138.25.66.0/23
138.25.68.0/22
138.25.72.0/21
138.25.80.0/20
138.25.96.0/19
138.25.128.0/18
138.25.192.0/19
138.25.224.0/20
138.25.240.0/21
138.25.248.0/22
138.25.252.0/23
138.25.254.0/23
138.44.0.0/20
138.44.16.0/23
138.44.18.0/25
138.44.18.128/26
138.44.18.192/29
138.44.18.200/30
138.44.18.204/31
138.44.18.208/28
138.44.18.224/27
138.44.19.0/24
138.44.20.0/22
138.44.24.0/21
138.44.32.0/19
138.44.64.0/18
138.44.128.0/18
138.44.192.0/20
138.44.208.0/20
138.44.224.0/22
138.44.228.0/24
138.44.229.0/24
138.44.230.0/23
138.44.232.0/21
138.44.240.0/20
139.230.0.0/16
141.132.0.0/16
143.92.0.0/19
143.216.210.0/24
143.216.212.0/24
144.205.0.0/16
150.203.0.0/22
150.203.4.0/23
150.203.6.0/23
150.203.8.0/21
150.203.16.0/20
150.203.32.0/19
150.203.64.0/18
150.203.128.0/18
150.203.192.0/19
150.203.224.0/20
150.203.240.0/21
150.203.248.0/22
150.203.252.0/23
150.203.254.0/24
150.203.255.0/24
152.98.0.0/17
152.98.128.0/18
155.205.200.0/24
155.205.208.0/23
160.250.178.0/23
160.250.232.0/23
182.255.96.0/19
192.43.239.0/24
192.55.98.0/24
192.76.122.0/24
192.94.227.0/24
192.160.205.0/24
192.231.166.0/23
192.245.105.0/24
202.0.98.0/24
202.6.112.0/24
202.44.134.0/24
202.61.119.0/24
202.158.192.0/19
203.0.19.0/24
203.0.89.0/24
203.1.28.0/24
203.1.32.0/19
203.1.64.0/24
203.1.110.0/23
203.1.203.0/24
203.1.204.0/24
203.1.224.0/20
203.2.32.0/21
203.2.40.0/23
203.2.42.0/23
203.2.44.0/22
203.2.48.0/22
203.2.60.0/23
203.2.136.0/22
203.4.145.0/24
203.4.147.0/24
203.5.76.0/24
203.5.124.0/23
203.6.8.0/22
203.6.144.0/23
203.9.149.0/24
203.10.57.0/24
203.11.66.0/23
203.11.80.0/24
203.12.39.0/24
203.12.64.0/24
203.12.170.0/24
203.13.161.0/24
203.14.59.0/24
203.14.228.0/23
203.15.109.0/24
203.17.112.0/23
203.17.200.0/22
203.18.1.0/24
203.18.63.0/24
203.19.80.0/22
203.19.85.0/24
203.19.86.0/23
203.19.110.0/24
203.19.218.0/23
203.21.37.0/24
203.21.121.0/24
203.22.64.0/24
203.22.119.0/24
203.22.224.0/23
203.23.38.0/24
203.23.119.0/24
203.24.163.0/24
203.24.164.0/24
203.25.75.0/24
203.26.37.0/24
203.27.63.0/24
203.28.126.0/24
203.29.104.0/21
203.29.214.0/23
203.29.244.0/23
203.29.246.0/23
203.30.205.0/24
203.31.41.0/24
203.32.123.0/24
203.33.2.0/24
203.33.190.0/24
203.55.14.0/24
203.57.160.0/19
203.62.0.0/24

IPv6 prefixes

All 108 prefixes.

2001:388::/33
2001:388:8000::/34
2001:388:c000::/37
2001:388:c800::/38
2001:388:cc00::/39
2001:388:ce00::/40
2001:388:cf00::/45
2001:388:cf08::/46
2001:388:cf0c::/47
2001:388:cf0e::2/127
2001:388:cf0e::4/126
2001:388:cf0e::8/125
2001:388:cf0e::10/124
2001:388:cf0e::20/123
2001:388:cf0e::40/122
2001:388:cf0e::80/121
2001:388:cf0e::100/120
2001:388:cf0e::200/119
2001:388:cf0e::400/118
2001:388:cf0e::800/117
2001:388:cf0e::1000/116
2001:388:cf0e::2000/115
2001:388:cf0e::4000/114
2001:388:cf0e::8000/113
2001:388:cf0e::1:0/112
2001:388:cf0e::2:0/111
2001:388:cf0e::4:0/110
2001:388:cf0e::8:0/109
2001:388:cf0e::10:0/108
2001:388:cf0e::20:0/107
2001:388:cf0e::40:0/106
2001:388:cf0e::80:0/105
2001:388:cf0e::100:0/104
2001:388:cf0e::200:0/103
2001:388:cf0e::400:0/102
2001:388:cf0e::800:0/101
2001:388:cf0e::1000:0/100
2001:388:cf0e::2000:0/99
2001:388:cf0e::4000:0/98
2001:388:cf0e::8000:0/97
2001:388:cf0e::1:0:0/96
2001:388:cf0e::2:0:0/95
2001:388:cf0e::4:0:0/94
2001:388:cf0e::8:0:0/93
2001:388:cf0e::10:0:0/92
2001:388:cf0e::20:0:0/91
2001:388:cf0e::40:0:0/90
2001:388:cf0e::80:0:0/89
2001:388:cf0e::100:0:0/88
2001:388:cf0e::200:0:0/87
2001:388:cf0e::400:0:0/86
2001:388:cf0e::800:0:0/85
2001:388:cf0e::1000:0:0/84
2001:388:cf0e::2000:0:0/83
2001:388:cf0e::4000:0:0/82
2001:388:cf0e::8000:0:0/81
2001:388:cf0e:0:1::/80
2001:388:cf0e:0:2::/79
2001:388:cf0e:0:4::/78
2001:388:cf0e:0:8::/77
2001:388:cf0e:0:10::/76
2001:388:cf0e:0:20::/75
2001:388:cf0e:0:40::/74
2001:388:cf0e:0:80::/73
2001:388:cf0e:0:100::/72
2001:388:cf0e:0:200::/71
2001:388:cf0e:0:400::/70
2001:388:cf0e:0:800::/69
2001:388:cf0e:0:1000::/68
2001:388:cf0e:0:2000::/67
2001:388:cf0e:0:4000::/66
2001:388:cf0e:0:8000::/65
2001:388:cf0e:1::/64
2001:388:cf0e:2::/63
2001:388:cf0e:4::/62
2001:388:cf0e:8::/61
2001:388:cf0e:10::/60
2001:388:cf0e:20::/59
2001:388:cf0e:40::/58
2001:388:cf0e:80::/57
2001:388:cf0e:100::/56
2001:388:cf0e:200::/55
2001:388:cf0e:400::/54
2001:388:cf0e:800::/53
2001:388:cf0e:1000::/52
2001:388:cf0e:2000::/51
2001:388:cf0e:4000::/50
2001:388:cf0e:8000::/49
2001:388:cf0f::/48
2001:388:cf10::/44
2001:388:cf20::/43
2001:388:cf40::/42
2001:388:cf80::/46
2001:388:cf84::/47
2001:388:cf86::/47
2001:388:cf88::/45
2001:388:cf90::/44
2001:388:cfa0::/43
2001:388:cfc0::/42
2001:388:d000::/36
2001:388:e000::/35
2001:df7:ec00::/48
2400:6980::/32
2400:a4c0::/48
2402:a700::/32
2402:ec00::/32
2405:ce00::/32
2406:8700::/32

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AS9443#4 VOCUS-RETAIL-AU - Vocus Retail1,143,808

AS133612#6 VODAFONE-AS-AP - Vodafone Australia Pty Ltd1,095,168

AS2764#7 AAPT - AAPT Limited1,049,600

AS4739#8 INTERNODE-AS - Internode Pty Ltd677,632

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources