121.54.0.0/16
17 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 121.54.0.0/24 | Philippines (100%) | 1 | 1 | 1 |
| 121.54.24.0/24 | Philippines (100%) | 1 | 1 | 1 |
| 121.54.44.0/24 | Philippines (100%) | 1 | 1 | 1 |
| 121.54.52.0/24 | Philippines (100%) | 1 | 1 | 1 |
| 121.54.88.0/24 | Philippines (100%) | 1 | 1 | 1 |
| 121.54.120.0/24 | Philippines (100%) | 1 | 1 | 1 |
| 121.54.128.0/24 | Australia (100%) | 1 | 1 | 1 |
| 121.54.140.0/24 | Australia (100%) | 1 | 1 | 1 |
| 121.54.141.0/24 | Australia (100%) | 1 | 1 | 1 |
| 121.54.160.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 121.54.164.0/24 | Myanmar (100%) | 1 | 1 | 1 |
| 121.54.168.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 121.54.172.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 121.54.184.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 121.54.188.0/24 | United States (100%) | 1 | 1 | 1 |
| 121.54.192.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 121.54.200.0/24 | South Korea (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
121.54.0.0 – 121.54.23.255 | AS10139 | Smart Broadband Inc. | PH |
121.54.24.0 – 121.54.43.255 | AS10139 | Smart Broadband Inc. | PH |
121.54.44.0 – 121.54.51.255 | AS10139 | Smart Broadband Inc. | PH |
121.54.52.0 – 121.54.87.255 | AS10139 | Smart Broadband Inc. | PH |
121.54.88.0 – 121.54.119.255 | AS10139 | Smart Broadband Inc. | PH |
121.54.120.0 – 121.54.127.255 | AS10139 | Smart Broadband Inc. | PH |
121.54.128.0 – 121.54.139.255 | AS4826 | VOCUS PTY LTD | AU |
121.54.140.0 – 121.54.140.255 | AS132433 | KORE WIRELESS PTY LTD | AU |
121.54.141.0 – 121.54.159.255 | AS4826 | VOCUS PTY LTD | AU |
121.54.160.0 – 121.54.163.255 | AS132839 | POWER LINE (HK) CO. LIMITED | HK |
121.54.164.0 – 121.54.167.255 | AS134739 | AGB Communication Co. Ltd | MM |
121.54.168.0 – 121.54.171.255 | AS152194 | CTG Server Limited | HK |
121.54.172.0 – 121.54.175.255 | AS152194 | CTG Server Limited | HK |
121.54.184.0 – 121.54.187.255 | AS212581 | SGX FX SYSTEMS UK LIMITED | GB |
121.54.188.0 – 121.54.191.255 | AS62468 | VpsQuan L.L.C. | US |
2 more ranges in this block.