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| 59.154.254.0/24 | SingTel Optus Pty Ltd Optus Macquarie Park (OCS) Building A, | 256 | AU |
| 61.88.4.0/24 | SingTel Optus Pty Ltd Optus Macquarie Park (OCS) 1 Lyonpark | 256 | AU |
| 61.88.46.0/24 | SingTel Optus Pty Ltd Optus Macquarie Park (OCS) Building A, | 256 | AU |
| 61.88.47.0/24 | SingTel Optus Pty Ltd Optus Macquarie Park (OCS) Building A, | 256 | AU |