203.221.0.0/16
76 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.221.0.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.1.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.11.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.12.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.21.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.22.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.23.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.24.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.25.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.34.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.37.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.38.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.40.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.41.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.42.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.44.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.46.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.50.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.51.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.60.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.61.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.74.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.75.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.76.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.84.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.85.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.87.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.98.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.100.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.106.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.107.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.108.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.109.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.123.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.124.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.130.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.131.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.132.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.149.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.152.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.158.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.159.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.162.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.163.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.164.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.166.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.167.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.170.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.171.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.175.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.176.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.177.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.178.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.184.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.185.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.189.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.190.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.191.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.192.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.198.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.199.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.201.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.206.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.208.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.216.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.219.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.220.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.221.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.223.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.230.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.232.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.237.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.238.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.241.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.254.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.221.255.0/24 | Australia (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
203.221.0.0 – 203.221.0.255 | AS9942 | AAPT Limited | AU |
203.221.1.0 – 203.221.10.255 | AS7545 | TPG Internet Pty Ltd | AU |
203.221.11.0 – 203.221.11.255 | AS9942 | AAPT Limited | AU |
203.221.12.0 – 203.221.20.255 | AS7545 | TPG Internet Pty Ltd | AU |
203.221.21.0 – 203.221.21.255 | AS7545 | TPG Internet Pty Ltd | AU |
203.221.22.0 – 203.221.22.255 | AS2764 | AAPT Limited | AU |
203.221.23.0 – 203.221.23.255 | AS7545 | TPG Internet Pty Ltd | AU |
203.221.24.0 – 203.221.24.255 | AS2764 | AAPT Limited | AU |
203.221.25.0 – 203.221.33.255 | AS7545 | TPG Internet Pty Ltd | AU |
203.221.34.0 – 203.221.36.255 | AS7545 | TPG Internet Pty Ltd | AU |
203.221.37.0 – 203.221.37.255 | AS9942 | AAPT Limited | AU |
203.221.38.0 – 203.221.39.255 | AS7545 | TPG Internet Pty Ltd | AU |
203.221.40.0 – 203.221.40.255 | AS9942 | AAPT Limited | AU |
203.221.41.0 – 203.221.41.255 | AS2764 | AAPT Limited | AU |
203.221.42.0 – 203.221.43.255 | AS7545 | TPG Internet Pty Ltd | AU |
61 more ranges in this block.