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How Australia ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Australia over time.
The largest autonomous systems registered to Australia by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS1221AU | ASN-TELSTRA - Telstra Limited | 13.4M | 281 |
| AS4804AU | MPX-AS - Microplex PTY LTD | 9.3M | 396 |
| AS7545AU | TPG-INTERNET-AP - TPG Telecom Limited | 5.6M | 5,323 |
| AS4739AU | INTERNODE-AS - Internode Pty Ltd | 2.9M | 439 |
| AS133612AU | VODAFONE-AS-AP - Vodafone Australia Pty Ltd | 2.5M | 1,083 |
| AS7575AU | AARNET-AS-AP - Australian Academic and Research Network (AARNet) | 1.2M | 178 |
| AS2764AU | AAPT - AAPT Limited | 1.2M | 1,516 |
| AS9443AU | VOCUS-RETAIL-AU - Vocus Retail | 1.2M | 50 |
| AS135887AU | TELSTRA-BELONG-AP - Belong (Telstra Limited) | 849.4K | 471 |
| AS4764AU | WIDEBAND-AS-AP - Aussie Broadband | 722.9K | 410 |
Share of announced address space covered by valid Route Origin Authorizations.
3,002 autonomous systems registered to Australia. Click an AS for detail.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS132576AU | WORLEYLIMITED-AS-AP - Worley Limited | 1.8K | — | 5 |
| AS138354AU | LOCALDC-AS-AP - LocalDC Pty Ltd | 1.8K | — | 7 |
| AS132000AU | HANSEN-AS-AP - Hansen Corporation Pty Ltd | 1.8K | — | 7 |
| AS56135AU | DELOITTESERVICES-AS-AP - DELOITTE SERVICES PTY LTD | 1.8K | — | 4 |
| AS132257AU | AREA9-AU - Area9 IT Solutions | 1.8K | 65.5K | 7 |
| AS4643AU | TXU-AS-AP - Optus Customer Network | 1.8K | — | 7 |
| AS10083AU | CYNERGIC-AS-AP - Cynergic Internet | 1.8K | — | 6 |
| AS56105AU | VICDET-AS-AP - Department of Education and Training - Victoria | 1.8K | — | 7 |
| AS38534AU | ISCPL-AS-AP - IOOF SERVICE CO PTY LTD | 1.8K | — | 7 |
| AS58710AU | HVN-NET-AU - A1 Richmond Road | 1.8K | — | 4 |
| AS31732AU | Parsun-Network-Solutions Parsun Network Solutions PTY LTD | 1.5K | 524.3K | 5 |
| AS24305AU | EDGEIXPTYLTD-AS-AP - EdgeIX Pty Ltd | 1.5K | 6 | 12 |
| AS137841AU | NET360-AS-AP - NET360 | 1.5K | 131.1K | 7 |
| AS131455AU | ONSITECOMPUTERS-AU - 22 Stirling St | 1.5K | — | 6 |
| AS132532AU | COMMSYSAUSTRALIA-AS-AP - The trustee for The CommSys Australia Unit Trust | 1.5K | — | 3 |
| AS38903AU | AUSTUNITY-AS-AP - Australian Unity Limited | 1.5K | — | 6 |
| AS132113AU | CONNECTEDAUSTRALIA-AS-AP - Connected Australia | 1.5K | 65.5K | 3 |
| AS24570AU | TYROPAYMENTS-AS-AU - TYRO PAYMENTS LIMITED, Specialist Credit Card Institution | 1.5K | — | 6 |
| AS56057AU | ENTITYDATA-AU - Entity Data Pty Limited | 1.5K | 4.1K | 8 |
| AS138007AU | LENOVO-AS-AP - LENOVO (AUSTRALIA & NEW ZEALAND) PTY LIMITED | 1.5K | — | 4 |
| AS38813AU | EMANTRA-AS-AP - Emantra Pty Ltd | 1.5K | — | 6 |
| AS134179AU | RWN-AS-AP - Real World Networks Pty Ltd | 1.5K | — | 3 |
| AS135516AU | NOWIT-AS-AP - Now IT Solutions Ply Ltd | 1.5K | — | 4 |
| AS9517AU | CATHEDBNE-AS-AP - Brisbane Catholic Education | 1.5K | — | 4 |
| AS63920AU | VOSTRO-AS-AP - Superloop (VostroNet) | 1.5K | 257 | 8 |
| AS58473AU | CROSSPOINT-AS-AP - Crosspoint Telecommunications Pty Ltd | 1.5K | 65.5K | 6 |
| AS64089AU | DNSFILTER-AS-AP - DNSFilter, Inc. | 1.5K | 6 | 12 |
| AS142588AU | DSSL-AS-AP - Sharon AI | 1.5K | — | 6 |
| AS38472AU | STARTEK-AS-AP - Startek Australia Pty Ltd | 1.5K | — | 5 |
| AS45426AU | VELHOST-AS-AU - Web Hosting Oranisation | 1.5K | — | 3 |
| AS9518AU | JDV-AU-AP - JDV Limited | 1.5K | — | 2 |
| AS137079AU | MISP-AS-AP - Melbourne Internet Service Provider | 1.5K | — | 3 |
| AS56265AU | TRANSURBAN-AU - Level 23 | 1.5K | — | 5 |
| AS45657AU | NSWRFS-AS-AP - NSW Rural Fire Service | 1.5K | — | 6 |
| AS58929AU | DPLTAGN-AS-AP - Datbury Pty Ltd | 1.5K | — | 5 |
| AS55506AU | PENTANA-AS - Pentana Solutions | 1.5K | — | 6 |
| AS137426AU | SIMMITSERVICES-AS-AP - Simm IT Services | 1.5K | — | 4 |
| AS10023AU | TERRYCREWS-AS-AP - Terry Crews | 1.5K | 65.5K | 4 |
| AS136522AU | TAFENSW-AS2-AP - TAFE NSW | 1.5K | — | 3 |
| AS137042AU | READIITELPTYLTD-AS-AP - Readiitel Pty Ltd | 1.5K | — | 5 |
| AS136181AU | ACTIVEPORT-AS-AP - ActivePort Pty Ltd | 1.5K | 5 | 10 |
| AS135107AU | CSAPL-AS-AP - CLOUD SERVERS AUSTRALIA PTY LTD | 1.5K | — | 4 |
| AS136577AU | SIPTALK-AS-AP - Siptalk Pty Ltd | 1.5K | — | 6 |
| AS134791AU | ACS-AS-AP - AUSTRALIAN COMPUTER SOLUTIONS PTY LTD | 1.5K | — | 5 |
| AS132728AU | ALFREDHEALTH-AS-AP - Alfred Health | 1.5K | — | 6 |
| AS45226AU | SANTOS-MULTIHOME-AS-AP - AS for multi homing ISPs at Adelaide HO | 1.5K | — | 6 |
| AS135662AU | DELOITTESERVICES-AS-AP - DELOITTE SERVICES PTY LTD | 1.5K | — | 4 |
| AS140065AU | CIFIPTYLTD-AS-AP - CiFi Pty Ltd | 1.5K | — | 3 |
| AS18165AU | RESMED-AS-SYD - ResMed Dual Internet Gateway | 1.5K | — | 3 |
| AS58921AU | CSL-AS-AP - Capricorn Society Limited | 1.3K | — | 5 |