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 | 13,693,494 | 244 | 2 | 616 | |
| SingTel Optus Pty Ltd | 6,486,044 | 1.5 x 233 | 25 | 1,387 | |
| TPG Internet Pty Ltd | 2,229,164 | 234 | 12 | 5,272 | |
| 4 | VOCUS PTY LTD | 2,091,768 | 1.25 x 235 | 19 | 2,118 |
| 5 | iiNet Limited | 1,972,208 | 2 x 234 | 6 | 1,359 |
| 6 | Vodafone Australia Pty Ltd | 1,368,064 | 1.38 x 227 | 2 | 738 |
| 7 | AAPT Limited | 908,015 | 1.25 x 234 | 19 | 1,868 |
| 8 | Commonwealth Scientific and Industrial Research Organisation | 604,928 | 233 | 2 | 52 |
| 9 | Foxtel Management Pty Ltd | 538,880 | 1.13 x 231 | 3 | 276 |
| 10 | Iseek Communications Pty Ltd | 499,200 | 232 | 4 | 314 |
| 11 | Australian Academic and Research Network | 481,792 | 232 | 6 | 36 |
| 12 | Department of Finance (ServiceNet) | 402,688 | 0 | 3 | 62 |
| 13 | Telcoinabox Operations Pty Ltd | 387,584 | 0 | 2 | 212 |
| 14 | Macquarie Corporate Telecommunications | 385,024 | 232 | 3 | 291 |
| 15 | Monash University | 248,576 | 232 | 2 | 92 |
| 16 | CITEC | 215,552 | 232 | 1 | 67 |
| 17 | Exetel Pty Ltd | 175,872 | 232 | 1 | 490 |
| 18 | University of Queensland | 151,296 | 232 | 1 | 16 |
| 19 | National Australia Bank Limited | 139,776 | 0 | 1 | 104 |
| 20 | Verizon Australia PTY Limited | 137,216 | 232 | 1 | 80 |
