123.1.0.0/16
32 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 123.1.0.0/24 | Japan (100%) | 1 | 1 | 1 |
| 123.1.128.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.138.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.148.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.151.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.152.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.153.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.155.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.157.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.158.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.160.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.162.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.163.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.164.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.168.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.170.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.171.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.175.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.176.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.180.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.182.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.183.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.184.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.185.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.189.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.190.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.194.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.195.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.196.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.224.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.232.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 123.1.244.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
123.1.0.0 – 123.1.127.255 | AS18126 | Chubu Telecommunications Company Inc. | JP |
123.1.128.0 – 123.1.137.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
123.1.138.0 – 123.1.147.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
123.1.148.0 – 123.1.150.255 | AS17444 | HKBN Enterprise Solutions Limited | HK |
123.1.151.0 – 123.1.151.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
123.1.152.0 – 123.1.152.255 | AS17444 | HKBN Enterprise Solutions Limited | HK |
123.1.153.0 – 123.1.154.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
123.1.155.0 – 123.1.156.255 | AS17444 | HKBN Enterprise Solutions Limited | HK |
123.1.157.0 – 123.1.157.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
123.1.158.0 – 123.1.159.255 | AS17444 | HKBN Enterprise Solutions Limited | HK |
123.1.160.0 – 123.1.161.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
123.1.162.0 – 123.1.162.255 | AS17444 | HKBN Enterprise Solutions Limited | HK |
123.1.163.0 – 123.1.163.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
123.1.164.0 – 123.1.167.255 | AS17444 | HKBN Enterprise Solutions Limited | HK |
123.1.168.0 – 123.1.169.255 | AS10103 | Hong Kong Broadband Network Limited | HK |
17 more ranges in this block.