203.6.0.0/16
35 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.6.0.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.8.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.12.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.31.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.6.34.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.36.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.6.40.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.64.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.6.66.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.6.67.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.6.74.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.6.75.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.6.100.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.114.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.118.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.6.127.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.137.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.141.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.143.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.144.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.146.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.148.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 203.6.160.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.171.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.172.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.173.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.186.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.208.0/24 | Pakistan (100%) | 1 | 1 | 1 |
| 203.6.217.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.222.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.224.0/24 | China (100%) | 1 | 1 | 1 |
| 203.6.241.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.246.0/24 | New Zealand (100%) | 1 | 1 | 1 |
| 203.6.250.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.6.251.0/24 | Australia (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
203.6.0.0 – 203.6.7.255 | AS7474 | SingTel Optus Pty Ltd | AU |
203.6.8.0 – 203.6.11.255 | AS7575 | Australian Academic and Research Network | AU |
203.6.12.0 – 203.6.30.255 | AS7474 | SingTel Optus Pty Ltd | AU |
203.6.31.0 – 203.6.33.255 | AS9466 | Verizon Japan Limited | JP |
203.6.34.0 – 203.6.35.255 | AS7474 | SingTel Optus Pty Ltd | AU |
203.6.36.0 – 203.6.39.255 | AS9466 | Verizon Japan Limited | JP |
203.6.40.0 – 203.6.63.255 | AS7474 | SingTel Optus Pty Ltd | AU |
203.6.64.0 – 203.6.65.255 | AS9466 | Verizon Japan Limited | JP |
203.6.66.0 – 203.6.66.255 | AS209242 | Cloudflare London LLC | US |
203.6.67.0 – 203.6.73.255 | AS9466 | Verizon Japan Limited | JP |
203.6.74.0 – 203.6.74.255 | AS209242 | Cloudflare London LLC | US |
203.6.75.0 – 203.6.79.255 | AS9466 | Verizon Japan Limited | JP |
203.6.100.0 – 203.6.107.255 | AS18220 | Australian Defence Organisation | AU |
203.6.114.0 – 203.6.114.255 | AS18220 | Australian Defence Organisation | AU |
203.6.118.0 – 203.6.121.255 | AS9466 | Verizon Japan Limited | JP |
20 more ranges in this block.