Top 20 organizations with the largest IP allocations in Australia
Top 20 organizations with the largest IP allocations
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Telstra Corporation | 14,357,344 | 244 | 3 | 855 | |
| SingTel Optus Pty Ltd | 10,906,916 | 1.25 x 233 | 23 | 796 | |
| Vodafone Australia Pty Ltd | 5,385,728 | 1.17 x 229 | 2 | 831 | |
| 4 | TPG Internet Pty Ltd | 4,764,172 | 1.1 x 234 | 11 | 6,810 |
| 5 | VOCUS PTY LTD | 3,259,648 | 1.09 x 235 | 21 | 1,089 |
| 6 | iiNet Limited | 3,259,392 | 1.81 x 234 | 6 | 829 |
| 7 | Australian Academic and Research Network | 2,594,944 | 1.03 x 240 | 11 | 270 |
| 8 | Iseek Communications Pty Ltd | 1,177,600 | 232 | 5 | 316 |
| 9 | AAPT Limited | 1,101,895 | 1.51 x 233 | 20 | 944 |
| 10 | Foxtel Management Pty Ltd | 933,120 | 1.25 x 231 | 3 | 187 |
| 11 | Exetel Pty Ltd | 640,528 | 1.02 x 232 | 1 | 480 |
| 12 | Commonwealth Scientific and Industrial Research Organisation | 603,904 | 1.02 x 233 | 2 | 42 |
| 13 | DATACOM SYSTEMS (AU) PTY LTD | 442,624 | 1.06 x 232 | 8 | 107 |
| 14 | Macquarie Corporate Telecommunications | 416,000 | 1.13 x 232 | 3 | 157 |
| 15 | Wideband Networks Pty Ltd | 334,336 | 1.72 x 233 | 1 | 468 |
| 16 | SUPERLOOP (AUSTRALIA) PTY LTD | 299,008 | 1.06 x 236 | 15 | 346 |
| 17 | Monash University | 260,864 | 1.01 x 232 | 2 | 68 |
| 18 | CITEC | 242,176 | 232 | 1 | 60 |
| 19 | Verizon Australia Pty Limited | 208,384 | 232 | 1 | 41 |
| 20 | News Interactive Australia | 200,704 | 0 | 1 | 18 |