5.1.0.0/16
42 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 5.1.0.0/24 | Ukraine (100%) | 1 | 1 | 1 |
| 5.1.2.0/24 | Ukraine (100%) | 1 | 1 | 1 |
| 5.1.4.0/24 | Ukraine (100%) | 1 | 1 | 1 |
| 5.1.32.0/24 | Spain (100%) | 1 | 1 | 1 |
| 5.1.40.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 5.1.41.0/24 | Russia (100%) | 1 | 1 | 1 |
| 5.1.42.0/24 | Italy (100%) | 1 | 1 | 1 |
| 5.1.43.0/24 | Iran (100%) | 1 | 1 | 1 |
| 5.1.44.0/24 | Italy (100%) | 1 | 1 | 1 |
| 5.1.45.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 5.1.46.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 5.1.47.0/24 | Russia (100%) | 1 | 1 | 1 |
| 5.1.48.0/24 | Russia (100%) | 1 | 1 | 1 |
| 5.1.53.0/24 | Russia (100%) | 1 | 1 | 1 |
| 5.1.54.0/24 | Russia (100%) | 1 | 1 | 1 |
| 5.1.56.0/24 | Czechia (100%) | 1 | 1 | 1 |
| 5.1.64.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.66.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.67.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.68.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.70.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.73.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.74.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.77.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.79.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.80.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.81.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.82.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.83.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.84.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.86.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.87.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.88.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.89.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.90.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.94.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 5.1.95.0/24 | Germany (100%) | 1 | 1 | 1 |
| 5.1.96.0/24 | Switzerland (100%) | 1 | 1 | 1 |
| 5.1.104.0/24 | Iraq (100%) | 1 | 1 | 1 |
| 5.1.113.0/24 | United States (100%) | 1 | 1 | 1 |
| 5.1.119.0/24 | United States (100%) | 1 | 1 | 1 |
| 5.1.128.0/24 | Germany (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
5.1.0.0 – 5.1.1.255 | AS31520 | PRIVATE JOINT STOCK COMPANY DATAGROUP | UA |
5.1.2.0 – 5.1.3.255 | AS15785 | PRIVATE JOINT STOCK COMPANY DATAGROUP | UA |
5.1.4.0 – 5.1.31.255 | AS31520 | PRIVATE JOINT STOCK COMPANY DATAGROUP | UA |
5.1.32.0 – 5.1.39.255 | AS198731 | Prisco Electronica S.L. | ES |
5.1.40.0 – 5.1.40.255 | AS206715 | UXHOST LTD | GB |
5.1.41.0 – 5.1.41.255 | AS42007 | Perviy TSOD LLC | RU |
5.1.42.0 – 5.1.42.255 | AS212559 | LUMIA NETWORK SRL | IT |
5.1.43.0 – 5.1.43.255 | AS44285 | Sefroyek Pardaz Engineering PJSC | IR |
5.1.44.0 – 5.1.44.255 | AS12874 | Fastweb SpA | IT |
5.1.45.0 – 5.1.45.255 | AS210892 | Lightspeed Networks Ltd | GB |
5.1.46.0 – 5.1.46.255 | AS62240 | Clouvider Limited | GB |
5.1.47.0 – 5.1.47.255 | AS42260 | SkySystems LLC | RU |
5.1.48.0 – 5.1.52.255 | AS15493 | Russian company LLC | RU |
5.1.53.0 – 5.1.53.255 | AS8998 | Russian company LLC | RU |
5.1.54.0 – 5.1.55.255 | AS15493 | Russian company LLC | RU |
27 more ranges in this block.