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Australia

Autonomous systems and IP prefixes registered in Australia.

Registered ASNs
2,936
IPv4 Prefixes
133,322
IPv6 Prefixes
3,389

Largest Networksby registered prefixes

#ASNNamePrefixes
1AS2764APNICAAPT - AAPT Limited5,759
2AS7545APNICTPG-INTERNET-AP - TPG Telecom Limited2,027
3AS137409APNICGSLNETWORKS-AS-AP - GSL Networks Pty LTD440
4AS1221APNICASN-TELSTRA - Telstra Limited145
5AS4764APNICWIDEBAND-AS-AP - Aussie Broadband135
6AS9723APNICISEEK-AS-AP - iseek Communications Pty Ltd128
7AS4826APNICVOCUS-BACKBONE-AS - Vocus Connect International Backbone110
8AS45671APNICAS45671-NET-AU - Wholesale Services Provider99
9AS38195APNICSUPERLOOP-AS-AP - Superloop92
10AS4739APNICINTERNODE-AS - Internode Pty Ltd88
11AS38719APNICDREAMSCAPE-AS-AP - Dreamscape Networks Limited87
12AS136557APNICHOST-AS-AP - Host Universal Pty Ltd70
13AS214344RIPENCCHanxun-Xu Hanxun Xu68
14AS147049APNICPACKETHUBSA-AS-AP - PacketHub S.A.65
15AS17978APNICSERVCORP - SERVCORP AUSTRALIAN HOLDINGS LTD60
16AS8888RIPENCCXTOM xTom Pty Ltd57
17AS134697APNICLAUNTEL-AS-AP - Launtel53
18AS6262APNICCSIRO - Commonwealth Scientific and Industrial50
19AS9313APNICONTHENET-AS - Network Technology (AUST) P/L50
20AS17766APNICNEXON-AS-AP - Nexon Asia Pacific Pty Ltd50
21AS132825APNICMYTEK-AS-AP - MYTEK TRADING PTY LTD49
22AS134143APNICPDKPL-AS-AP - Kinetix Networks47
23AS10214APNICPENTANET-AS-AP - Pentanet Limited46
24AS9443APNICVOCUS-RETAIL-AU - Vocus Retail45
25AS142594APNICSPEEDYPAGELTD-AS-AP - SpeedyPage Ltd40
26AS38880APNICM21-AS-AP - Micron21 Datacentre Pty Ltd39
27AS55803APNICHOSTOPIA-AU - Hostopia Australia Web Pty Ltd39
28AS38333APNICSYMBIO-AS-AU-AP - Symbio Networks38
29AS63956APNICINT-5GN-AS-AP - 5G NETWORK OPERATIONS PTY LTD37
30AS7474APNICOPTUSCOM-AS01-AU - SingTel Optus Pty Ltd35
31AS135060APNICTELAIRPTYLTD-AS-AP - Telair Pty Ltd34
32AS7604APNICZETTAGRID-AS-AP - Zettagrid Pty Ltd33
33AS134090APNICLEAP-AS-AP - Leaptel33
34AS136000APNICLIGHTNING-AS-AP - Lightning Broadband Pty Ltd33
35AS199959RIPENCCCrownCloud GWY IT PTY LTD33
36AS9652APNICECN-AS-AP - ECN Internet32
37AS55766APNICORROPTYLTD-AS-AP - Orro Pty Ltd32
38AS24516APNICVIRTUTEL-AS-AP - Virtutel Pty Ltd31
39AS58507APNICWL-AS-AP - Wireline31
40AS136994APNICSOUTHERNPHONE-AS-AP - Southern Phone Company Ltd30
41AS152699APNICSHOCKBYTEPTYLTD-AS-AP - Shockbyte Pty Ltd30
42AS10143APNICEXETEL-AS-AP - Exetel Pty Ltd29
43AS17477APNICMCT-SYDNEY - Macquarie Technology Operations Pty Limited29
44AS45780APNICBROADBANDSOLUTIONS-AS-AP - Broadband Solutions Pty Ltd29
45AS56038APNICRACKCORP-AP - RackCorp29
46AS132405APNICSUMMITINTERNET-AS-AP - Summit Internet (Australia)29
47AS133612APNICVODAFONE-AS-AP - Vodafone Australia Pty Ltd28
48AS9942APNICCOMINDICO-AP - SOUL Converged Communications Australia27
49AS38220APNICAMAZE-AS-AP - Amaze Intelligence27
50AS133480APNICINT-5GN-AS-AP - 5G NETWORK OPERATIONS PTY LTD27
51AS4804APNICMPX-AS - Microplex PTY LTD25
52AS133159APNICMAMMOTHMEDIA-AS-AP - Mammoth Media Pty Ltd25
53AS9328APNICDATACOM-AU - DATACOM SYSTEMS (AU) PTY LTD24
54AS133120APNICHOSTED-AS-AP - Hosted Network Pty Ltd24
55AS136572APNICTOOTCIO-AS-AP - Office of The Chief Information Officer (OCIO)24
56AS9650APNICCITEC-AU-AP - QLD Government Business (IT)23
57AS38456APNICSPEEDCAST-AU - SPEEDCAST AUSTRALIA PTY LIMITED23
58AS134743APNICANYCASTHOLDINGS-AS-AP - Anycast Holdings Pty Ltd23
59AS151660APNICNEPTUNEINTERNET-AS-AP - Neptune Internet23
60AS17559APNICSPECTUM-NON-AP - Spectrums Core Network22
61AS38835APNICVIAIP-AS-AP - Buroserv Australia Pty Ltd21
62AS45929APNICNEXTHOP-AS-AP - NextHop Pty Ltd21
63AS135126APNICOCCOMPTYLTD-AS-AP - Occom Pty Ltd21
64AS18250APNICGEEK-AS-AP - GEEK NETWORKS PTY LIMITED20
65AS4857APNICTVP-OPERATIONS-COMPANY-AP - TVP Operations Company19
66AS7600APNICESCAPE-NET-AS - Escape.net19
67AS4749APNICWISETECHGLOBAL-AU-SYD - WiseTechGlobal Pty Ltd18
68AS17551APNICANYCAST-AS-AP - Anycast Global Backbone18
69AS18390APNICSPINTEL-AS-AP - Spintel Pty Ltd18
70AS23943APNICHYPERSPIKE-AS-AU-AP - Hyperspike Pty Ltd,18
71AS24436APNICUQ-AS-AP - University of Queensland18
72AS139623APNICMYNETPTYLTD-AS-AP - My Net Pty Ltd18
73AS38172APNICIPSTAR-AS-AU - IPSTAR Australia Pty Ltd.17
74AS58580APNICFastrack - Fastrack Technology17
75AS133736APNICSYNTELPTYLTD-AU - TASMANET17
76AS152900APNICONIDEL-AS-AP - Onidel Pty Ltd17
77AS137549APNICANYCASTHOLDINGS-AS-AP - Anycast Holdings Pty Ltd16
78AS140576APNICVPSBLOCKSPTYLTD-AS-AP - VPSBlocks Pty Ltd16
79AS4851APNICHOSTNETWORKS-AS-AU-AP - Host Networks15
80AS9336APNICXYZTELECOM-AS-AP - XYZ Telecom Pty Ltd15
81AS24446APNICINT-5GN-AS-AP - 5G NETWORK OPERATIONS PTY LTD15
82AS38611APNICBENDIGOTELCO-AS-AP - Bendigo Community Telco15
83AS55555APNICDELION-AP - Delion Pty Ltd15
84AS55581APNICBINARY-AU - NEXT TELECOM15
85AS140637APNICMTG-MG - Macquarie Technology Operations Pty Limited15
86AS10148APNICUNIMELB-AS-AP - The University of Melbourne, Melbourne, Victoria14
87AS38084APNICETHAN-AU-AP - Ethan Group14
88AS38583APNICASEIT-AS-AP - Andrew Sjoquist Enterprises Pty Ltd14
89AS45270APNICOSSINI-AS-AP - Ossini Pty Ltd14
90AS55359APNICFLUCCS-AS-AP - Fluccs Australia Australian Cloud Provider14
91AS55736APNICDataKnox-DNX - Dataknox Pty Limited14
92AS58414APNICCOMPUTERSHARE-AS-AP - Computershare Technology Services14
93AS7477APNICSKYMESHPTYLTD-AS-AP - SkyMesh Pty Ltd13
94AS9555APNICVzB-AU-AS - Verizon Australia PTY Limited13
95AS24381APNICBGPE-AS - BGP.Exchange13
96AS38803APNICGTELECOM-AS-AP - Gtelecom Pty Ltd13
97AS38809APNICVOCUS-VAS-AU - Vocus Advanced Services13
98AS38883APNICFIRENET-AS-AP - FireNet Pty Ltd13
99AS45437APNICRWTS-AS-AP - Real World - The Core13
100AS45763APNICOPTICOMMCOPTYLTD-AS-AP - Opticomm Co Pty Ltd13

Threat map: malicious IPs in Australia

130 flagged IPv4 networks on 2026-10-12, #27 of 176 countries; 2.68 per million allocated IPv4 addresses (#69 by rate).

IP Address Transfers

Last 12 months: 112 registry transfers involving organisations in Australia, 156K IPv4 addresses.

IPv4 received from

  1. 1🇺🇸 United States16K
  2. 2🇳🇿 New Zealand4,096
  3. 3🇨🇦 Canada4,096
  4. 4🇬🇧 United Kingdom1,792
  5. 5🇯🇵 Japan1,024

IPv4 sent to

  1. 1🇸🇬 Singapore18K
  2. 2🇰🇭 Cambodia12K
  3. 3🇮🇳 India10K
  4. 4🇷🇺 Russia8,192
  5. 5🇱🇦 Laos8,192
IPv4 transfers in Australia →All transfers for Australia →Global IPv4 transfer market →