64.72.0.0/16
48 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 64.72.0.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.32.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.35.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.44.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.46.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.48.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.58.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.64.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.70.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.71.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.73.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.79.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.80.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.81.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.82.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.83.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.84.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.90.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.94.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.95.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.96.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.104.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.106.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.108.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.112.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.117.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.120.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.128.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.148.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.160.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.176.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.192.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.196.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.199.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.200.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.205.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 64.72.206.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.208.0/24 | United States (100%) | 1 | 1 | 1 |
| 64.72.224.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.225.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.226.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.228.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.230.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.232.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.233.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.237.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.239.0/24 | Canada (100%) | 1 | 1 | 1 |
| 64.72.240.0/24 | Canada (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
64.72.0.0 – 64.72.31.255 | AS11745 | University System of New Hampshire | US |
64.72.32.0 – 64.72.34.255 | AS19108 | Optimum | US |
64.72.35.0 – 64.72.43.255 | AS19108 | Optimum | US |
64.72.44.0 – 64.72.45.255 | AS19108 | Optimum | US |
64.72.46.0 – 64.72.47.255 | AS19108 | Optimum | US |
64.72.48.0 – 64.72.57.255 | AS19108 | Optimum | US |
64.72.58.0 – 64.72.63.255 | AS19108 | Optimum | US |
64.72.64.0 – 64.72.69.255 | AS46887 | Zayo Bandwidth | US |
64.72.70.0 – 64.72.70.255 | AS399703 | New York State Bridge Authority | US |
64.72.71.0 – 64.72.72.255 | AS46887 | Zayo Bandwidth | US |
64.72.73.0 – 64.72.78.255 | AS46887 | Zayo Bandwidth | US |
64.72.79.0 – 64.72.79.255 | AS12184 | Forrester Research | US |
64.72.80.0 – 64.72.80.255 | AS400608 | Bhp Billiton Petroleum (deepwater) Inc. | US |
64.72.81.0 – 64.72.81.255 | AS46887 | Zayo Bandwidth | US |
64.72.82.0 – 64.72.82.255 | AS53778 | Berenberg Capital Markets LLC | US |
33 more ranges in this block.