203.31.0.0/16
54 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.31.0.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.1.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.8.0/24 | India (100%) | 1 | 1 | 1 |
| 203.31.10.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.23.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.32.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.31.34.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.36.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.31.40.0/24 | Russia (100%) | 1 | 1 | 1 |
| 203.31.41.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.42.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.44.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.48.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.52.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.56.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.57.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.58.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.62.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.64.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.65.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.70.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.75.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.76.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 203.31.79.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.81.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.82.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.84.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.90.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.93.0/24 | Myanmar (100%) | 1 | 1 | 1 |
| 203.31.96.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.101.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.103.0/24 | Belgium (100%) | 1 | 1 | 1 |
| 203.31.110.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.114.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.116.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.118.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.160.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.31.164.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 203.31.169.0/24 | Bangladesh (100%) | 1 | 1 | 1 |
| 203.31.183.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.184.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.185.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.198.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.31.202.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.210.0/24 | India (100%) | 1 | 1 | 1 |
| 203.31.214.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.31.216.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.221.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.31.227.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.234.0/24 | Singapore (100%) | 1 | 1 | 1 |
| 203.31.241.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.251.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.252.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.31.255.0/24 | Australia (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
203.31.0.0 – 203.31.0.255 | AS7604 | Zettagrid Pty Ltd | AU |
203.31.1.0 – 203.31.2.255 | AS7703 | AAPT Limited | AU |
203.31.8.0 – 203.31.9.255 | AS10215 | Microland Limited | IN |
203.31.10.0 – 203.31.11.255 | AS10080 | Interconnect Networks Pty Ltd | AU |
203.31.23.0 – 203.31.23.255 | AS4764 | Aussie Fibre Pty Ltd | AU |
203.31.32.0 – 203.31.33.255 | AS38574 | Leisure and Cultural Services Department | HK |
203.31.34.0 – 203.31.35.255 | AS38835 | Buroserv Australia Pty Ltd | AU |
203.31.36.0 – 203.31.39.255 | AS23352 | DEFT.COM | US |
203.31.40.0 – 203.31.40.255 | AS50340 | JSC Selectel | RU |
203.31.41.0 – 203.31.41.255 | AS7575 | Australian Academic and Research Network | AU |
203.31.42.0 – 203.31.43.255 | AS139049 | GIGACOMM PTY LTD | AU |
203.31.44.0 – 203.31.44.255 | AS2764 | AAPT Limited | AU |
203.31.48.0 – 203.31.48.255 | AS18111 | AAPT Limited | AU |
203.31.52.0 – 203.31.53.255 | AS140637 | Macquarie Technology Operations Pty Limited | AU |
203.31.56.0 – 203.31.56.255 | AS7594 | On Q Networks | AU |
39 more ranges in this block.