192.51.0.0/16
18 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 192.51.5.0/24 | Norway (100%) | 1 | 1 | 1 |
| 192.51.39.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.43.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.48.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.51.54.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 192.51.55.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.144.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.168.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.173.0/24 | China (100%) | 1 | 1 | 1 |
| 192.51.174.0/24 | India (100%) | 1 | 1 | 1 |
| 192.51.175.0/24 | India (100%) | 1 | 1 | 1 |
| 192.51.188.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 192.51.192.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.51.194.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.208.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.224.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.51.240.0/24 | Côte d'Ivoire (100%) | 1 | 1 | 1 |
| 192.51.254.0/24 | New Zealand (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
192.51.5.0 – 192.51.5.255 | AS2116 | GLOBALCONNECT AS | NO |
192.51.39.0 – 192.51.39.255 | AS17944 | Japan Weather Association | JP |
192.51.43.0 – 192.51.43.255 | AS2510 | FUJITSU LIMITED | JP |
192.51.48.0 – 192.51.48.255 | AS399651 | The Bancorp Incorporated | US |
192.51.54.0 – 192.51.54.255 | AS8220 | COLT Technology Services Group Limited | GB |
192.51.55.0 – 192.51.55.255 | AS10021 | KVH Co. Ltd | JP |
192.51.144.0 – 192.51.151.255 | AS17511 | OPTAGE Inc. | JP |
192.51.168.0 – 192.51.171.255 | AS2907 | Research Organization of Information and Systems National Institute of Informatics | JP |
192.51.173.0 – 192.51.173.255 | AS151257 | Citigroup Services and Technology (China) Limited | CN |
192.51.174.0 – 192.51.174.255 | AS154084 | Affinity Global Advertising Pvt Ltd | IN |
192.51.175.0 – 192.51.175.255 | AS141311 | Netmatix Network Private Limited | IN |
192.51.188.0 – 192.51.188.255 | AS205960 | HDTIDC LIMITED | HK |
192.51.192.0 – 192.51.193.255 | AS21976 | NJEDge.Net Inc. | US |
192.51.194.0 – 192.51.195.255 | AS2907 | Research Organization of Information and Systems National Institute of Informatics | JP |
192.51.208.0 – 192.51.223.255 | AS2501 | The University of Tokyo | JP |
3 more ranges in this block.