203.12.0.0/16
61 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.12.0.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.18.0/24 | Philippines (100%) | 1 | 1 | 1 |
| 203.12.20.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 203.12.28.0/24 | Albania (100%) | 1 | 1 | 1 |
| 203.12.29.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.31.0/24 | Belize (100%) | 1 | 1 | 1 |
| 203.12.36.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.39.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.40.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.45.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.51.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.52.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.60.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.62.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.63.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.64.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.80.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.83.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.84.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.86.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.88.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.12.91.0/24 | China (100%) | 1 | 1 | 1 |
| 203.12.93.0/24 | China (100%) | 1 | 1 | 1 |
| 203.12.95.0/24 | China (100%) | 1 | 1 | 1 |
| 203.12.97.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.104.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.115.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.116.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.12.129.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.131.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.12.132.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.135.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.136.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.139.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.141.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.144.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.152.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.160.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.165.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.167.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.170.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.171.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.172.0/24 | New Zealand (100%) | 1 | 1 | 1 |
| 203.12.174.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.176.0/24 | United States (100%) | 1 | 1 | 1 |
| 203.12.194.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.200.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.12.220.0/24 | Malaysia (100%) | 1 | 1 | 1 |
| 203.12.221.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.228.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.229.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.231.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.234.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.235.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.236.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.244.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.248.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.249.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.251.0/24 | Australia (100%) | 1 | 1 | 1 |
| 203.12.252.0/24 | Vietnam (100%) | 1 | 1 | 1 |
| 203.12.254.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
203.12.0.0 – 203.12.15.255 | AS134697 | LAUNTEL PTY LTD | AU |
203.12.18.0 – 203.12.18.255 | AS138185 | LUKBAN TELEPHONE SYSTEM INC. | PH |
203.12.20.0 – 203.12.21.255 | AS58497 | PT Integra Ventura | ID |
203.12.28.0 – 203.12.28.255 | AS213683 | Host.AL Shpk | AL |
203.12.29.0 – 203.12.29.255 | AS148968 | Falcore Investments Pty Ltd | AU |
203.12.31.0 – 203.12.31.255 | AS210083 | Privex Inc. | BZ |
203.12.36.0 – 203.12.36.255 | AS2764 | AAPT Limited | AU |
203.12.39.0 – 203.12.39.255 | AS7575 | Australian Academic and Research Network | AU |
203.12.40.0 – 203.12.41.255 | AS6262 | Commonwealth Scientific and Industrial Research Organisation | AU |
203.12.45.0 – 203.12.45.255 | AS45657 | NSW Rural Fire Service | AU |
203.12.51.0 – 203.12.51.255 | AS58509 | THE UNITING CHURCH IN AUSTRALIA PROPERTY TRUST (Q.) | AU |
203.12.52.0 – 203.12.53.255 | AS4739 | iiNet Limited | AU |
203.12.60.0 – 203.12.61.255 | AS56105 | Department of Education and Training | AU |
203.12.62.0 – 203.12.62.255 | AS1221 | Telstra Limited | AU |
203.12.63.0 – 203.12.63.255 | AS56105 | Department of Education and Training | AU |
46 more ranges in this block.